The invention relates to a removable test device (6), arranged to test an electrical cable (1) which is arranged so as to form a loop, comprising: - a connector (7) arranged to interconnect a first end (2a) and a second end (2b) of a conductor (2) of the cable; - a deflector (8) arranged around the connector, the deflector being in electrical conductive contact with the first end (2a) and the second end (2b) of the conductor (2) of the cable, such that applying a test voltage (Vt) and/or a test current (It) to the deflector makes it possible to apply the test voltage and/or test current to the conductor (2) of the cable (1).
H02G 15/103 - Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes with devices for relieving electrical stress
H02G 15/184 - Cable junctions protected by sleeves, e.g. for communication cable with devices for relieving electrical stress
G01R 31/01 - Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass productionTesting objects at points as they pass through a testing station
G01R 31/12 - Testing dielectric strength or breakdown voltage
A junction chamber (10) comprises a base (20); a plurality of side walls (24, 26, 28, 30) extending away from the base (20) to define a receptacle, two of the side walls include: first and second cable gland lower plates (28, 30) which each include one or more lower arcuate notches (32); and first and second cable gland upper plates (40, 42) which each include one or more upper arcuate notches (44), and a lid (60) configured to enclose the junction chamber (10); wherein when each cable gland lower plate (28, 30) is located adjacent to a respective cable gland upper plate (40, 42), the corresponding lower and upper arcuate notches (32, 44) define generally circular cable openings (55).
The invention relates to a method for verifying the authenticity of a product, which includes steps consisting in: providing in or on the product (10) at least one predetermined element (12) which does not modify the performance of the product (10); instantaneously detecting whether this element (12) is present using a predetermined non-intrusive technology to which the element is able to react, this technology involving a magnetic field, or a light source emitting at least one specific wavelength, or a spectrometric analysis; and determining that the product (10) is authentic if the element (12) is detected.
The invention relates to a device (1) for handling a drum and for unwinding a material wound onto the drum, wherein the handling device (1) comprises a rigid frame (2) comprising two side members (3) held at a distance from each other, and in which: - each side member (3) supports a wheel (4); - each wheel (4) is mounted, independently of the other wheel (4), so as to be free to rotate relative to the frame (2) about an axis (11) of rotation common to both wheels (4) and orthogonal to the side members (3); - each side member (3) is provided with a suspension member (5) arranged so as to be able to be fitted into an axial opening of the drum, wherein the suspension members (5) are suitable for being able to hold the drum at a distance from the ground so as to allow the drum to rotate on itself according to the axis of symmetry of the drum and to unwind the material wound onto the drum.
B62B 1/20 - Hand carts having only one axis carrying one or more transport wheelsEquipment therefor in which the load is disposed between the wheel axis and the handles, e.g. wheelbarrows involving parts being collapsible, attachable, detachable or convertible
B62B 1/26 - Hand carts having only one axis carrying one or more transport wheelsEquipment therefor characterised by supports specially adapted to objects of definite shape
B65H 49/36 - Securing packages to supporting devices
5.
SYSTEM AND METHOD FOR COLLECTING ELECTRICAL CABLE OFFCUTS
The invention relates to a system (1) and a method (1000) for collecting electrical cable offcuts (Q), involving the following steps, carried out on a collection terminal (10): a) reading (1005) a unique identifier (120) of a collection container (100); b) determining (1010) the weight of electrical cable offcuts (Q) contained in the collection container (100); c) receiving (1015) a selection of a cable category; d) displaying (1020) a trade-in value; e) receiving (1025) a user input indicative of acceptance of the displayed trade-in value; f) receiving (1030) a validation input from an operator; g) in response to the validation input, generating instructions to associate (1035) the unique identifier (120) of the collection container (100) with the determined weight and the selected cable category in a database (460), and generating instructions to issue (1040) a waybill (600) containing at least the trade-in value.
The invention relates to a superconducting cable (100), the cable (100) comprising a cylindrical central support and, around the central support, at least one functional layer (114) having an electrical function and at least one structural layer (112) having a mechanical function, each layer forming a bundle of strands wound regularly along the central support. The structural layer (112) has greater mechanical strength than the functional layer (114) and a transposition pitch (Lp_s) greater than the transposition pitch (Lp_f) of the functional layer (114), such that the structural layer (112) forms a layer for absorbing an axial force exerted on the superconducting cable (100).
The invention relates to a method for forming an electrical connection (200) on a superconducting cable (100). The cable (100) comprises a cylindrical central support (110) and, around the central support (110), at least one functional layer (114) having an electrical function and at least one structural layer (112) having a mechanical function. A preloading step comprises exerting an outward axial force on the structural layer (112) from the first end of the cable. An electrical connection step comprises securing the functional layer (114) and the structural layer (112) together in an electrical connection (200), while the structural layer (112) is preloaded, such that, after the electrical connection step, when a tensile force is exerted by the cable on the electrical connection (200), deformation of the functional layer (114) is limited by the length of the structural layer (112).
H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
Device (4) dedicated to a drum (1), said drum presenting at least one hole for manutention, said drum having at least one flange (6) and said flange being on a side of said drum, said device being designed to close said hole, the external shape of the device being slightly larger than the hole shape in order to create enough thickness to put a friction torque against the hole to maintain said device in position in order to limit the access to said hole against environmental threat like animals.
The invention relates to a method for generating at least one item of information relating to the balancing of the phases of a power supply input (P), comprising: a. at least for each electrical output (Di), and preferably also for the power supply input (P), a step (E1) of measuring the currents of the various phases using a measuring device (30), in particular a measuring device arranged around the corresponding one or more conductors (34), this measurement being performed, in particular continuously, over a predefined period, the measurements being transmitted to a processing system (40); b. a step (E2) of generating, by the processing system (40), on the basis of the measurements, at least one item of information indicating the phase balancing of the power supply input and/or indicating at least one swap to be performed between two phases of at least one output (Di), wherein this swap serves to improve the phase balance of the power supply input (P).
H02J 3/26 - Arrangements for eliminating or reducing asymmetry in polyphase networks
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
10.
DEVICE FOR MEASURING THE INTENSITY OF AN ELECTRIC CURRENT
The invention relates to a device that includes a measurement module (15, 151, 152) including: separate inductive sensors (2a, 2b, 2c) each having a different measurement range and/or a multi-range inductive sensor (20) having different measuring ranges, to be placed around a conductor (4), a multiplexer (5) for receiving an analogue measurement signal from each inductive sensor and/or an input channel for receiving the analogue measurement signals from the multi-range inductive sensor, the multiplexer outputting only one of the analogue measurement signals, a converter (6) converting the analogue measurement signal into a digital signal, the device including a microcontroller (7) for selecting the optimal measurement signal which has the maximum measurement accuracy.
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
11.
METHOD AND DEVICE FOR SIMULTANEOUSLY MEASURING THE INTENSITY OF THE CURRENT IN EACH PHASE OF A POLYPHASE ELECTRIC CABLE
The invention relates to a method and device for simultaneously measuring the intensity of the current in the N conductors of a cable, which method comprises placing (E1), around the cable, k sets of N magnetic sensors with an angular offset between the sensors; computing (E4) a plurality of inverse matrices corresponding to different positions of the sensors relative to the cable, each inverse matrix M-1being computed after having measured (E2), by means of the N x k sensors, the magnetic field produced by the current flowing in each conductor and after having determined (E3) the angle between each conductor and the closest sensor; deducing (E5) therefrom, for each inverse matrix M-1, the values of the intensities I = (µ0/2π).M-1.B, where B is the matrix of the magnetic fields and µ0 is a magnetic permeability; and selecting (E6) the inverse matrix which corresponds to the minimum of the difference between the matrices of the intensities obtained in the deduction step (E5).
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
12.
METHOD AND DEVICE FOR DIAGNOSING AN ELECTRICAL NETWORK AND ASSOCIATED INSTALLATION METHOD
The invention relates to a method for diagnosing energy consumption of an electrical network supplying electrical energy to a plurality of items of equipment and comprising at least one single- or multi-conductor electrical cable supplying these items of equipment, which comprises the following steps not requiring any halting of the operations performed by the electrical network: identifying (10) at least one item of equipment to be monitored; locating (12) at least one point of the network where the consumption is to be measured; selecting (14) at least one cable to be monitored; positioning (16), in at least one location of the cable to be monitored, at least one device for measuring the intensity of the current simultaneously determining the intensity of the current flowing in all the conductors of the cable to be monitored and determining the energy consumption, per conductor, of the cable; parameterising (18) the measurement device; and returning (20) a network consumption diagnosis.
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
G01R 21/133 - Arrangements for measuring electric power or power factor by using digital technique
G01R 22/10 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques
G01R 22/06 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
The invention relates to a method for predictive maintenance of an electrical apparatus (14) powered by a cable (16) including at least two conductors, including first and second electrical conductors (18i) electrically insulated from each other and which carry first and second electrical currents, having first and second intensities, respectively, the method including repeating, in real time, an updated cycle including the following consecutive steps: 1) measuring, at an updated instant, the first and second intensities, and determining, by computer, first and second updated values, for at least one attribute of the first and second intensities, respectively; 2) calculating, by computer, - at least one indicator depending on the first updated value and a first predetermined "prior" value, for the first intensity, prior to the updated cycle, for the at least one attribute; and - at least one indicator depending on the first and second updated values, without using such prior values, and then determining a risk of failure depending on the difference between the value of each indicator and a corresponding reference value; and 3) generating, by computer, depending on the risk of failure, an alert and, preferably, carrying out an intervention on the apparatus.
This support, suitable for being positioned around an electrical cable in a removable manner, contains a system for measuring at least one parameter of the cable. The measurement system comprises measuring devices and measurement processing devices connected thereto. It is made in two parts each at least partially housing the measuring devices. Each part has first and second ends. The two parts are assembled at their first end by means of an articulation about a first axis of the support. The two parts of the support each also at least partially house the processing devices. The support comprises at least one retaining element for holding the processing devices in position with respect to the support. The two parts of the support do not come into contact with each other in a region extending from the articulation as far as the second ends inclusive, along a second axis of the support perpendicular to the first axis.
G01R 1/04 - HousingsSupporting membersArrangements of terminals
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
A cable or wire spool (100) includes a longitudinally extending barrel assembly (200) having a first circular flange (300). A first shaft portion (310) extends away from the first circular flange (300), the first shaft portion (310) having a first engagement formation (320). A second circular flange (400), a second shaft portion (410) extends away from the second circular flange (400), the second shaft portion (410) has a second engagement formation (420). A first end plate rotatably (500) is removably coupled to the first circular flange (300) and a second end plate (600) is rotatably and removably coupled to the second circular flange (400). The first engagement formation (320) is selectively engageable with the second engagement formation (420) to secure the first shaft portion (310) to the second shaft portion (410).
A cable or wire spool (100) includes a longitudinally extending barrel assembly (200) having a first circular flange (300). A first shaft portion (310) extends away from the first circular flange (300), the first shaft portion (310) having a first engagement formation (320). A second circular flange (400), a second shaft portion (410) extends away from the second circular flange (400), the second shaft portion (410) has a second engagement formation (420). A first end plate rotatably (500) is removably coupled to the first circular flange (300) and a second end plate (600) is rotatably and removably coupled to the second circular flange (400). The first engagement formation (320) is selectively engageable with the second engagement formation (420) to secure the first shaft portion (310) to the second shaft portion (410).
The present invention concerns underground electric cables (1 ) comprising a metal tape layer forming a regular cylindrical tube and tight barrier (5), and an adherence tape, optionally reinforced, associated to the extruded covering, having been incorporated therein, a method for producing such underground electric cables, and uses thereof, for example in underground electric networks and/or in an underground submarine electric networks for installations requiring such underground networks.
The present invention concerns protected electric cables (1) comprising a metal tape layer forming a regular cylindrical tube and tight barrier (5), and an optional adherence tape, optionally reinforced when, associated to the extruded covering, having been incorporated therein, a method for producing such protected electric cables, and uses thereof, for example in underground electric networks, in air (cables trays, supports, channel) and/or in an underground submarine electric networks for installations requiring such protected construction.
In order to measure current strength in a multi-conductor electric cable, this current is measured simultaneously in all conductors: magnetic field sensors are placed (E1) around the cable; at least one component of the magnetic field produced by the current flowing in each conductor is measured (E2) simultaneously; the angle between each conductor and the closest sensor is determined (E3); the currents being related to the components of the magnetic field by B = k.M.I, where B is the matrix of the components of the magnetic field, I is the current matrix, M is a matrix comprising proportionality coefficients dependent on the angles between conductors and sensors, and k is a predetermined coefficient; the inverse M-1 of M is computed (E4) so as to deduce therefrom the values of the currents I = (µ0/2π).M-1.B, where µ0 is an equivalent magnetic permeability that takes into account the presence of insulating materials in the cable.
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
Apparatus and method for removing an insulating layer of a cable. The apparatus comprises a cutting assembly with an adjustable cutting tool rotating around a cable to perform a circumferential cut into an insulating layer. The cutting assembly comprises a control unit for controlling an incision depth of the cutting assembly into the insulating layer. A sensor detects a distance between an outer surface of the insulating layer and an adjacent conducting component. The control unit of the cutting assembly utilizes the sensor data describing the measured distance for dynamically adjusting the incision depth of the cutting tool while the cutting assembly rotates around the cable.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
21.
DISPENSING CONTAINER FOR DISTRIBUTING A COILED CABLE AND DISTRIBUTION METHOD
A dispensing container (1) for a first coiled cable (2) therein and distribution method, the container (1) comprising two main faces (10, 20) opposite to each other and parallel to each other, one main face (10) comprises a delivery slot (11) to allow extraction of the first cable (2) from said delivery slot (11), the other main face (20) comprises a feeding slot (21) to allow a second cable (2') to enter inside said container (1) and then to be extracted jointly or separately with the first cable (2) from said delivery slot (11).
B65H 49/14 - Package-supporting devices for several operative packages
B65D 85/04 - Containers, packaging elements or packages, specially adapted for particular articles or materials for annular articles for coils of wire, rope or hose
B65D 5/42 - Details of containers or of foldable or erectable container blanks
A power cable arrangement (28,40), having a power core with one or more conductors, an intermediate layer disposed about the power core, a water barrier layer tightly arranged about the intermediate layer, and a moisture ingress detection device (10,29) arranged between the water barrier layer and the intermediate layer in direct contact with the water barrier layer. The moisture ingress detection device comprising an elongated optical fiber (12) surrounded by a water-swellable material (14,32), the swellable material arranged to expand upon contact with moisture and exert a pressure on the underlying optical fiber sufficient to cause an observable change in the attenuation and/or propagation characteristics of the optical fiber.
H01B 7/288 - Preventing penetration of fluid into conductor or cable by completely or partially filling interstices in the cable using hygroscopic material or material swelling in the presence of liquid
23.
TERMINATION FOR A HIGH-VOLTAGE OR VERY-HIGH-VOLTAGE ELECTRICAL-POWER TRANSMISSION CABLE AND METHOD FOR PREPARING A CABLE END TERMINATION
The invention relates to a termination for a high-voltage or very-high-voltage electrical-power transmission cable comprising a composite end (8) for a cable (1) comprising a cable free end, the cable comprising an elongate central conductor element (2) and a plurality of layers arranged successively from the innermost to the outermost, coaxially around this conductor element, this plurality of layers comprising an inner semiconductor layer (3), an electrically insulating layer (4), and outer semiconductor layer (5), such that part of the layers is stripped bare starting from a distal end of the free end of the cable, the outer semiconductor layer (5) being stripped bare over an axial length that is greater than the length over which the electrically insulating layer (4) is stripped bare, so that one end of the outer semiconductor layer (5) forms a chamfer (14), the cable termination comprising a deflector cone (20) provided with an annular lip (22) such that this lip of the cone (22) covers the chamfer (14) over the entire length thereof.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
H02G 15/064 - Cable terminating boxes, frames or other structures with devices for relieving electrical stress
24.
PROTECTION OF STRIPPED CONNECTIONS OF FIRE-RETARDING AND/OR FIRE-RESISTANT WIRES AND CABLES
The present invention relates to a method for protecting an electrical wire or cable (10) from fire, comprising: - at least one elongate electrically conductive element (20); - at least one layer of an inflammable material (30) encircling said elongate electrically conductive element; and - a layer (40) of fire-retarding and/or fire-resistant coating encircling said inflammable material but not covering a surface (50) of said inflammable material, wherein said method comprises a step (e) in which a geopolymer composition or a silicate composition is applied to said surface (50) of said inflammable material, whereby a coating (60) is obtained on the surface. The invention also relates to electrical wires and cables obtained using this method.
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
H01B 3/12 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
C04B 35/18 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on silicates other than clay rich in aluminium oxide
25.
METHOD FOR PRODUCING AN ELECTRIC CABLE WITH CONTROLLED COOLING
The invention relates to a method for producing a cable comprising at least one elongate electrically conductive element, a first semiconductor layer surrounding the the elongate electrically conductive element, an electrically insulating thermoplastic layer surrounding the first semiconductor layer, and a second semiconductor layer surrounding the electrically insulating thermoplastic layer, the electrically insulating thermoplastic layer being obtained from an electrically insulating composition comprising at least one thermoplastic polymer (e.g. a propylene polymer), the method implementing controlled cooling of the cable after extrusion of the aforementioned layers.
The present invention relates to an electric cable comprising at least one semiconductor layer obtained from a polymer composition comprising at least 50% by weight of a propylene polymer, with respect to the total weight of polymer(s) in the polymer composition, at least one conductive filler selected from acetylene blacks, and at most 10% by weight of polar polymer(s), with respect to the total weight of polymer(s) in the polymer composition.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 9/02 - Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
H01B 3/20 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
27.
RADIALLY AND LONGITUDINALLY CONDUCTIVE WATER BARRIER ASSEMBLY
A method of applying a non-lead sheathed radially and longitudinally conductive water barrier to a high voltage cable; a non-lead sheathed radially and longitudinally conductive water barrier and a laminate tape.
H01B 13/26 - SheathingArmouringScreeningApplying other protective layers by winding, braiding or longitudinal lapping
H01B 7/282 - Preventing penetration of fluid into conductor or cable
H01B 13/22 - SheathingArmouringScreeningApplying other protective layers
28.
METHOD FOR MANUFACTURING AN ELECTRICAL CABLE BY EXTRUSION OF A PROPYLENE POLYMER-BASED COMPOSITION AND A DIELECTRIC LIQUID WITH A BARRIER SCREW COMPRISING A MIXING PORTION
The invention relates to a method for manufacturing an electrical cable comprising at least one elongate, electrically conductive element and at least one extruded thermoplastic layer surrounding said elongate, electrically conductive element, characterised in that the method comprises at least the following steps: i) a step of introducing a composition comprising at least one thermoplastic polymer and at least one dielectric liquid; ii) a step during which the composition resulting from step i) is fed from the feed zone to one or more intermediate zones of the barrier screw allowing the gradual melting of the thermoplastic polymer; iii) a mixing step in which the composition is fed from the one or more intermediate zones to a mixing zone of the barrier screw; and iv) a step of applying the composition resulting from step ii) around the elongate, electrically conductive element at the extruder head.
B29C 48/154 - Coating solid articles, i.e. non-hollow articles
B29C 48/34 - Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
B29C 48/66 - Barrier threads, i.e. comprising primary and secondary threads whereby the secondary thread provides clearance to the barrel for material movement
B29C 48/67 - Screws having incorporated mixing devices not provided for in groups
H01B 3/20 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
H01B 3/22 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils hydrocarbons
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 13/14 - Insulating conductors or cables by extrusion
29.
WIRELESS SYSTEM FOR CHARGING AN ELECTRIC BATTERY FOR A MOTOR VEHICLE SUITABLE FOR USE IN A CAR PARK
The invention relates to several configurations of a wireless system for charging an electric battery for a vehicle suitable for use in a car park, comprising: several enclosures (2) each comprising a superconducting coil (3), each enclosure (2) being capable of being positioned at a parking place (1) of the car park and comprising an inlet opening (2a) and an outlet opening (2b) for receiving the superconducting coil (3) contained therein; an electric circuit comprising intermediate portions (4) of cable electrically connecting the superconducting coils (3) in pairs so as to form a set of superconducting coils (3) in series, two cable terminations (8), two cable end portions (4') configured to electrically connect each end of the set to the terminals of a power supply; and a coolant circuit capable of cooling each superconducting coil by circulating a cryogenic fluid.
The invention relates to a method for assisting with the installation of a wired electrical network in a building using length portions of electrical wire cut from at least one or more coils (8, 9) of electrical wire, comprising the steps, by a technician (5), of: manually attaching (110) an NFC tag (3) to at least one end of an element associated with an electrical circuit of the electrical network, the element consisting of at least one length portion of electrical wire (6, 7); and before electrically connecting the at least one end, recording (130), in the NFC tag (3), at least one information item identifying the electrical circuit by means of a first mobile communication terminal (4) comprising NFC reading/writing means and a dedicated software application.
The invention relates to a device (10) for storing, transporting and installing electrical wires or cables, comprising a base panel (12), a top panel (14) parallel to the base panel (12) and at least two attachment elements (16) connecting the base panel (12) to the top panel (14), at least one cylinder (18) on which an electrical wire or cable is wound, the cylinder (18) having a central space along the entire length thereof, this space receiving a rod having a predetermined geometric shape, which rod interlocks into a predetermined location in the base panel (12) and in the top panel (14), the cylinder (18) being rotatable about said rod.
B65D 85/04 - Containers, packaging elements or packages, specially adapted for particular articles or materials for annular articles for coils of wire, rope or hose
32.
TWO-LAYER BUCKLING RESISTANT LEAD-FREE WATER BARRIER
The present invention relates to a water barrier for encapsulating a cable core, comprising an inner layer of lead-free metal foil having an elastic modulus lower than 210 GPa; an intermediate layer of adhesive material: and an outer layer of a polyethylene-based semi-conducting polymer having an elastic modulus higher than 0.5 GPa. The invention also relates to a power cable comprising said water barrier.
The invention relates to a seal (1) for a cable port (20) of a casing, the seal comprising a deformable body (2), this deformable body passing through and comprising a base (5), a flange (6) and a corrugated tube (13) between the base and the flange, the seal being such that the body is formed in a single piece and the flange and the base have minimum inside diameters (Dic, Die) greater than a minimum inside diameter of the corrugated tube.
The present invention relates to a thermoplastic insulation system for jointing of high voltage conductors, comprising at least one joint element, wherein each joint element comprises an insulating layer made of a thermoplastic insulating material, and wherein the at least one joint element is adapted for surrounding the electric conductor joint and wherein the pre-moulded thermoplastic insulation constitutes a cylindrical layer around the electric conductor joint. The invention also relates to a method to produce such an insulation system.
B29C 65/02 - Joining of preformed partsApparatus therefor by heating, with or without pressure
H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
The present invention relates to an in-line method for anodising an aluminium wire or an aluminium alloy wire, wherein the wire is continuously circulated along a processing line which comprises: - an electrical contact area, wherein the circulating wire is connected to the positive terminal of a direct current generator; - an anodising area, wherein the circulating wire is immersed in an acid electrolyte medium which is held at a temperature between 25 and 35°C and in contact with at least one electrode connected to the negative terminal of the generator, whereby a porous anodisation layer continuously forms on the circulating wire; and - a clogging area located downstream of the anodisation area, wherein the circulating wire is subjected to conditions that cause the porous elements present in the anodisation layer to become blocked or to close over.
The invention relates to a cable comprising at least one electrically insulative layer obtained from a polymer composition comprising at least one polypropylene-based thermoplastic polymer material, at least one dielectric liquid, at least one first thermally conductive inorganic filler having a morphology M1, and at least one second thermally conductive inorganic filler having a morphology M2 that differs from M1.
H01B 3/20 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 7/29 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame
The invention relates to a process for manufacturing a cable comprising at least one electrically insulating layer obtained from a polymer composition comprising at least one thermoplastic polymer material based on polypropylene and polyethylene, at least one dielectric liquid, and at least one thermally conductive inorganic filler, said process implementing the preliminary mixing of the thermally conductive inorganic filler with the polyethylene.
H01B 3/20 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 13/24 - SheathingArmouringScreeningApplying other protective layers by extrusion
38.
METHOD FOR MANUFACTURING AN ELECTRICAL CABLE HAVING IMPROVED THERMAL CONDUCTIVITY
The invention relates to a method for manufacturing a cable comprising at least one electrically insulating layer obtained from a polymer composition comprising at least one polypropylene-based thermoplastic polymer material, at least one dielectric liquid, and at least one thermally conductive inorganic filler, wherein said method comprises mixing the thermally conductive inorganic filler with the dielectric liquid to form a filled dielectric liquid before bringing the dielectric liquid into contact with said thermoplastic polymer material.
H01B 3/20 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 13/24 - SheathingArmouringScreeningApplying other protective layers by extrusion
39.
ELECTRICAL CABLE COMPRISING A THERMOPLASTIC INSULATING LAYER WITH IMPROVED ELECTRICAL AND MECHANICAL PERFORMANCE
The invention relates to a cable comprising at least one electrically insulating layer obtained from a polymer composition comprising at least one homophasic propylene polymer, and at least one homophasic ethylene polymer having an elastic modulus greater than 300 MPa, said propylene and ethylene polymers being in specific proportions.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 3/22 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils hydrocarbons
40.
EXPLOSION-PROOF TERMINAL FOR OUTDOOR HIGH VOLTAGE CABLE TERMINATION
The invention relates to an explosion-proof terminal (1) for the termination (T) of a cable (9) carrying high voltage, the terminal defining a sealed enclosure (8) around the termination and being provided with a pressure relief device for relieving internal pressure in the event of an overvoltage in the termination. The terminal comprises a top cap (7) attached to a sleeve (5) that, together, delimit the upper portion of the sealed enclosure. The top cap comprises a sheath (12) secured to the sleeve, a plate (18) and a closure means (23, 24) for retaining the plate in leak-tight contact (22) with the sheath, such that the internal pressure relief device comprises a stepped washer (28) cooperating with the closure means and the sheath.
H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
H02G 3/08 - Distribution boxesConnection or junction boxes
H02G 15/064 - Cable terminating boxes, frames or other structures with devices for relieving electrical stress
The invention relates to an explosion-proof terminal (1) for a termination of a cable (9) carrying high voltage, the terminal defining a sealed enclosure (8) around the termination and being provided with at least one pressure relief device (28) for relieving internal pressure in the event of an overvoltage in the termination. The terminal comprises a displacement means (54, 64, 65) enabling travel of the cable relative to the enclosure, thus increasing the capacity to degas an overpressure in the enclosure.
H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
H02G 3/08 - Distribution boxesConnection or junction boxes
H02G 15/064 - Cable terminating boxes, frames or other structures with devices for relieving electrical stress
This power cable comprises at least one conductive element and further comprises: at least one means (36) for measuring at least one physical quantity; at least one electronic circuit (32) connected to the measurement means (36) and adapted to receive, from the at least one measurement means (36), at least one signal representing the at least one physical quantity; and at least one energy recovery system (30) disposed inside the cable and adapted to supply the at least one electronic circuit (32) with electrical energy from the electrical energy available in the at least one conductive element.
The present invention relates to a method for manufacturing a cable implementing the impregnation of a non-woven fibrous material with a liquid geopolymer composition and the addition of at least one precursor composition of a gel to the liquid geopolymer composition.
D06M 11/79 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
D06M 15/03 - Polysaccharides or derivatives thereof
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
44.
LATTICE-FORM SUPPORT BEAM AND SOLAR TRACKER HAVING SUCH A BEAM
The invention relates to a lattice-form support beam having three side members that extend in parallel in a main direction of extension of the beam and are connected together by cross members and tie rods via securing plates secured to the side members. Each securing plate (8c) secured to a given side member (4) has two radial flat fins (11a, 11b), each comprising a securing orifice. The first fin (11a) is used to removably secure the ends of a first cross member (6), of a first tie rod (9a) and of a second tie rod (9b), which are secured to one another by a first single bolt system (14) passing through the securing orifice of the first fin. The second fin (11b) is used to removably secure the ends of a second cross member (7), of a third tie rod (9c) and of a fourth tie rod (9d), which are secured to one another by a second single bolt system (17) passing through the securing orifice of the second fin.
The present invention relates to a method for manufacturing a cable comprising at least one elongate electrically conductive element, at least one composite layer surrounding the elongate electrically conductive element, the composite layer comprising a non-woven fibrous material impregnated by a geopolymer material, and at least one polymer sleeve surrounding the composite layer, the method using a tube of plastic material to facilitate the extrusion of the polymer sleeve around the composite layer.
B29C 44/32 - Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
H01B 3/48 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
The present invention relates to a fire resistant and/or retardant composition comprising a starch, at least one starch plasticiser, at least one first alkali silicate and at least one phyllosilicate; a method for preparing the fire resistant and/or retardant composition; a device chosen from among a power and/or telecommunications cable, and an accessory for a power and/or telecommunications cable, the cable comprising at least one fire resistant and/or retardant layer of the fire resistant and/or retardant composition, and the cable accessory comprising at least one fire resistant and/or retardant layer of the fire resistant and/or retardant composition; as well as a method for manufacturing such a device.
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
H01B 3/00 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties
47.
ELECTRIC POWER SUPPLY CABLE COMPRISING A FUSE AND AN EXCESS-THICKNESS OVERMOLDED FUSE PROTECTION ELEMENT
The invention relates to an electric power supply cable (10) for a photovoltaic installation, comprising an electrical conductor (12) having at least two electrically conductive portions (20, 22) and a fuse (24) arranged between said at least two electrically conductive portions, said at least one fuse electrically connecting said at least two electrically conductive portions, the cable (10) furthermore comprising a protection element (30, 40, 50, 60) overmolded around said fuse and forming an electrically insulating layer, said protection element comprising at least one excess thickness at at least one end portion (34, 36) of the protection element (30).
An electrical connecting arrangement (10) for stranded aluminium conductors comprises a plug (100) and a socket (200). The plug (100) and the socket (200) have a pressing region (102, 202) which is composed of aluminium and which is designed to receive stranded wires of the stranded aluminium conductor. The pressing region (102) of the plug (100) is electrically conductively connected to a contact pin (104) that can be inserted into a corresponding hole in a socket. The pressing region (202) of the socket (200) is electrically conductively connected to a receiving region (208) in which a hole (204) that receives a contact pin of a plug is arranged. An electrically conductive ring (106, 206) with structures that protrude in an elastically deformable (and resilient) manner outward beyond the diameter of the contact pin (104), or with structures that project in an elastically deformable manner inward into the diameter of the hole (206), is arranged on the contact pin (104) of the plug (100) or in the hole (204) in the socket (200) respectively.
H01R 13/17 - Pins, blades or sockets having separate spring member for producing or increasing contact pressure the spring member being on the pin
H01R 13/187 - Pins, blades or sockets having separate spring member for producing or increasing contact pressure the spring member being in the socket
H01R 4/62 - Connections between conductors of different materialsConnections between or with aluminium or steel-core aluminium conductors
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
49.
CABLE COMPRISING A SEMICONDUCTOR LAYER HAVING A SMOOTH SURFACE
H01B 3/22 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils hydrocarbons
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
1313122) comprising two locations (23a, 23b) holding the trolleys (20a, 20b) in position for assembly of the support beam onto the cradles while ensuring that the cradles are spaced apart by said predetermined inter-cradle distance.
In order to produce fibre guides mounted in a metal hollow profile, a flat metal strip is supplied to a forming device. The forming device is designed for continuously forming the supplied flat metal strip into a shape corresponding to the hollow profile. The hollow profile is continuously welded along a longitudinal seam by means of a laser. In a continuous process via a guiding or protecting tube, a filling gel having a viscosity that increases as the temperature decreases and one or more fibre guides are introduced into the welded hollow profile. In order to introduce the fibre guide/s with excess length into the hollow profile, the welded hollow profile is elastically stretched, cooled and then released again. The finished product is received in a receiving unit. The continuous closed-loop control of the excess length of the fibre guide is carried out, inter alia, via the continuous open-loop control of the gel temperature, the laser power and the force applied to the hollow profile for the elastic stretching.
The invention relates to a method for continuously producing coaxial cables (224) having a thin-walled, radially closed outer conductor of non-ferrous metal, which method comprises the feeding of a flat strip of the non-ferrous metal to a forming device (212), the thickness of the strip corresponding to the wall thickness of the coaxial cable. The forming device is designed to continuously form the fed flat strip into a shape corresponding to the outer conductor of the coaxial cable around a cable core fed before the closing of the outer conductor. After the forming, two opposite edges of the flat strip lie flush against each other in a contact region, which edges are welded to each other by a welding device (216) continuously by means of a laser, which emits light of a wavelength of less than 600 nm. The laser heats a point in a welding region that has a diameter that is less than 20% of the cross-sectional dimension of the coaxial cable. The welded coaxial cable is pulled from the welding region and, after the introduction of a parallel corrugation or helical corrugation, is received in a receiving apparatus (226).
This interconnection module (10) between a connection cord and a connection panel comprises a pair of spring-loaded conductive pins (12) and a molded body (14) in which a portion of said pair of pins (12) is embedded. At least one of the ends (121, 122) of each pin (12) projects from the body (14) and the body (14) forms a hollow volume making the module (10) clippable.
COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES (France)
Inventor
Masquelier, Nicolas
Sumera, Rodrigue
Le Poche, Hélène
Dijon, Jean
Abstract
The present invention relates to a composite wire comprising carbon nanotubes and at least one metal dispersed in said wire, a method for manufacturing at least one composite wire comprising carbon nanotubes and at least one metal dispersed in said wire involving simultaneously spinning carbon nanotubes and metallising them, the use of said composite wire to manufacture an elongate electrically conductive element, and a cable comprising at least said composite wire as an elongate electrically conductive element.
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
B82Y 30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
B82Y 40/00 - Manufacture or treatment of nanostructures
H01B 1/04 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of carbon-silicon compounds, carbon, or silicon
55.
FOLDABLE LATTICE STRUCTURE, ESPECIALLY FOR A SOLAR TRACKER
The invention relates to a lattice structure comprising a plurality of longitudinal members extending parallel to one another along a main direction of extension and crossmembers (9) distributed along the main direction of extension for mechanically connecting the longitudinal members in pairs so as to form a plurality of polygons (11) each contained in a plane perpendicular to the main direction of extension. According to the invention, each crossmember (9) connecting two longitudinal members comprises a first half-crossmember (9a) with a first end connected to one of the two longitudinal members so as to be able to pivot about a first axis (X1-X'1) and a second half-crossmember (9b) with a first end connected to the other of the two longitudinal members so as to be able to pivot about a second axis (X2-X'2). The two half-crossmembers are connected to one another by an articulating hinge (13) allowing relative rotation of the two half-crossmembers (9a, 9b) about a third axis (X3-X'3). The first, second and third axes are parallel to one another and orthogonal to the main direction of extension, allowing the lattice structure and each crossmember (9) to move from an extended position to a folded position in which the first and second half-crossmembers (9a, 9b) of each crossmember (9) extend substantially parallel next to one another along said main direction of extension.
F24S 25/70 - Arrangement of stationary mountings or supports for solar heat collector modules with means for adjusting the final position or orientation of supporting elements in relation to each other or to a mounting surfaceArrangement of stationary mountings or supports for solar heat collector modules with means for compensating mounting tolerances
The present invention concerns a tie rod (13) suitable for being attached at two attachment points of a structure, the tie rod (13) having a first attachment end (15) comprising a first circular opening (17) and a second attachment end (16) comprising a second circular opening (18). According to the invention, the tie rod (13) has a washer (19) provided with an eccentric orifice (21), the washer (19) being concentrically received in the second circular opening (18) and able to rotate in the second circular opening (18) in such a way as to modify the position of the eccentric orifice (21) in order to vary an attachment centre distance between the eccentric orifice (21) and the first circular opening (17).
F24S 25/70 - Arrangement of stationary mountings or supports for solar heat collector modules with means for adjusting the final position or orientation of supporting elements in relation to each other or to a mounting surfaceArrangement of stationary mountings or supports for solar heat collector modules with means for compensating mounting tolerances
F16B 43/00 - Washers or equivalent devicesOther devices for supporting bolt-heads or nuts
F16B 7/18 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements
COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES (France)
NEXANS (France)
Inventor
Soupremanien, Ulrich
Combessis, Anthony
Perego, Gabriele
Quenard, Sebastien
Szambolics, Helga
Tundo, Alessandro
Abstract
A cable (5) for conducting an electric current, the cable having an insulating sheath (25) and a core (20) housed in the insulating sheath, the core having a conductive member (10) for conducting the electric current and a shielding sheath for the conductive element (15), the conductive member being housed in the shielding sheath for the conductive element, the core and/or the insulating sheath containing a phase-change material (50).
The invention relates to a power cable comprising at least one conductor element (10) and which additionally comprises at least one strip (16) arranged on at least one portion of the length of said conductor element (10). The strip (16) is equipped with a winding-free energy recovery system which supplies the strip (16) with electric current from the energy available in the conductor (10). The strip (16) has a plurality of elements (18) which generate light from this electric current.
H01B 7/36 - Insulated conductors or cables characterised by their form with distinguishing or length marks
F21S 4/26 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of rope form, e.g. LED lighting ropes, or of tubular form
H01F 3/06 - Cores, yokes or armatures made from wires
F21W 111/00 - Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in groups
H01B 7/04 - Flexible cables, conductors, or cords, e.g. trailing cables
59.
SELF-ILLUMINATED POWER CABLE WITH OFFSET ENERGY RECOVERY SYSTEM, AND METHOD OF MANUFACTURING SAME
The invention relates to a power cable which comprises a central filler region (13) containing at least one conductor element (10), and additionally comprises at least one strip (16) arranged in said central filler region (13) in the vicinity of the conductor element (10). The cable is equipped with a winding-free energy recovery system (11) which supplies the strip (16) with electric current from the energy available in the conductor (10). The strip (16) has a plurality of elements which generate light from this electric current.
H01B 7/36 - Insulated conductors or cables characterised by their form with distinguishing or length marks
H01F 3/06 - Cores, yokes or armatures made from wires
F21S 4/26 - Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of rope form, e.g. LED lighting ropes, or of tubular form
F21W 111/00 - Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in groups
H01B 7/04 - Flexible cables, conductors, or cords, e.g. trailing cables
The invention discloses a conductor joint ant a method for connecting a conductor end of a first cable with a conductor end of a second cable with the conductor joint. The conductor joint comprises a tubular longitudinal sleeve (1) and an elongated element (10). The sleeve has a sleeve length Ls and sleeve openings at each longitudinal end with an inner diameter allowing insertion of the conductor ends to be connected, the sleeve (1) comprising an inner surface shaped as two tubular stairs mirrored around a radial cross-sectional area at a longitudinal center of the sleeve (1), wherein each stair comprises a lower step surface at the nearest sleeve opening oriented along a longitudinal axis of the sleeve (1), a higher step surface at the longitudinal center and a step wall (3a,3b, 3a', 3b') arranged between the lower step surface and the higher step surface oriented along the radial cross-sectional direction of the sleeve (1). The elongated element (10) arranged concentrically within said sleeve (1), wherein the elongated element (10) comprises a core rod (12) having a core rod length Lr and a terminal rod wall (13, 13') at each longitudinal end.
H01R 4/20 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
H01R 4/60 - Connections between or with tubular conductors
H02G 15/18 - Cable junctions protected by sleeves, e.g. for communication cable
61.
METHOD FOR PRODUCING A CARBON-METAL COMPOSITE MATERIAL AND USE THEREOF FOR PRODUCING AN ELECTRICAL CABLE
The present invention relates to a method for producing a composite material comprising a non-powdery, carbon conductive material and metal nanoparticles dispersed within said non-powdery carbon conductive material, to said composite material, to the use of the composite material for producing an electrically conductive element, and to an electrical cable comprising at least one such composite material, as an electrically conductive element.
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
62.
METHOD FOR THE PRODUCTION OF AN ELECTRICAL CABLE BY EXTRUSION OF A COMPOSITION COMPRISING A PROPYLENE POLYMER AND A DIELECTRIC LIQUID
The invention relates to a method for the production of an electrical cable comprising an extruded thermoplastic layer obtained from a composition comprising at least one dielectric liquid and at least one thermoplastic polymer selected from a homopolymer and a copolymer of propylene, as well as to a cable produced using said method.
H01B 3/20 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
H01B 13/14 - Insulating conductors or cables by extrusion
H01B 3/22 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils hydrocarbons
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
63.
POLYMER COMPOSITION COMPRISING A POLAR DIELECTRIC LIQUID
The invention relates to a polymer composition comprising at least one thermoplastic polymer material, characterized in that the composition also comprises at least one polar dielectric liquid, and at least one nanofiller.
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers
The invention relates to a fire-resistant cable comprising an electrically insulating fire-resistant layer comprising an organic polymer matrix in which a flame-retardant filler comprising a macromolecular network of silicon oxide functionalized by phosphonate functions is dispersed, the electrically insulating layer being obtained from a composition comprising at least one organic thermoplastic polymer and at least one precursor of said flame-retardant filler comprising silicon and phosphorus; and also to a process for preparing said cable.
H01B 13/24 - SheathingArmouringScreeningApplying other protective layers by extrusion
H01B 13/28 - Applying continuous inductive loading, e.g. Krarup loading
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
C08G 77/30 - Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen phosphorus-containing groups
65.
DEVICE FOR THE REMOTE DETECTION OF MULTICORE ELECTRICAL CABLES
COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES (France)
NEXANS (France)
Inventor
Frassati, François
Thomas, Thierry
Mascia, Jean Pierre
Tundo, Alessandro
Abstract
The invention relates to a cable (5) comprising at least two electrical conductors (6) and a detection device (10) including: a support (20) held between the two electrical conductors and having an external face (28); and at least one RFID antenna mechanically linked to the support on the side of the external face.
G01R 31/02 - Testing of electric apparatus, lines, or components for short-circuits, discontinuities, leakage, or incorrect line connection
H01B 13/34 - Apparatus or processes specially adapted for manufacturing conductors or cables for marking conductors or cables
G06K 17/00 - Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups , e.g. automatic card files incorporating conveying and reading operations
G09F 3/20 - Casings, frames, or enclosures for labels for adjustable, removable, or interchangeable labels
The invention relates to a cable (10) comprising an outer sheath (12) and a longitudinally discontinuous writable layer (14) formed on the outer sheath such that it cannot be detached from the sheath. Therefore, with the cable (10) of the invention, it is possible to identify a mark on the writable layer (14) and to guarantee the permanence of this mark by preventing the untimely detachment of the writable layer (14).
The invention relates to a cable comprising at least one electrically insulating layer obtained from a polymer composition comprising at least one polypropylene-based thermoplastic polymer material and at least one inorganic filler selected from among silicates, boron nitride, carbonates and one of the mixtures thereof, as well as to a method for producing said cable.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 3/22 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils hydrocarbons
A device (1) for loading a fluid from a docking stage onto a ship is specified. The device (1) comprises an articulated supporting structure (2) which has at least one first support (3), one second support (4) and one third support (5) which are pivotably connected to one another by means of at least one pivot joint (6, 7) and which each have a longitudinal axis, wherein the first support (3) is fixed to the docking stage such that its longitudinal axis is substantially vertical and the first support (3) is rotatable about its longitudinal axis, and wherein the second and third supports (4, 5) are pivotable in a vertical plane. The device (1) further comprises at least one guide element (8), which is fixed to the supports (3, 4, 5) or to the at least one pivot joint (6, 7), and a first flexible line (9) which is supported by means of the guide element (8) and guided substantially in the vertical plane. The device additionally comprises a second flexible line (10) which is arranged substantially in a horizontal plane around the first support (3) and connected to the first support (3) by means of a rigid tubular portion (13) connected fixedly to the first support (3).
A cable (10), configured for tandem communication and power transmission, said cable (10) comprising: • a plurality of twisted pair conductors (12); • a jacket (18) surrounding said twisted pair conductors (12); and • at least one active cooling element (14A), • wherein said at least one active cooling element (14A) configured to provide a thermoelectric cooling effect to said cable (10) when one or more of said plurality of twisted pairs (12) are employed to transfer electrical power in a power over Ethernet application.
The present invention relates to a composite material containing aluminum or copper, and carbon nanotubes functionalised with tin oxide, to the production method thereof, and to a cable containing said composite material as an electrically conductive element.
The invention relates to an assembly with an electric cable (2) and a power source. The cable (2) is used to connect movable electric loads to the power source, and the cable (2) has a cable core which is surrounded by a casing (12) made of an insulating material and in which wires (6, 7, 8, 9, 10) are arranged that are used at least to supply power and transmit data and consist of insulated electric conductors. The assembly undergoes a specified number of movement cycles or bending cycles during operation. The cable (2) additionally has at least one insulated electric conductor (11) which is connected to an electric power source and which is connected to a measuring device in an electrically conductive manner, said measuring device monitoring the electric resistance of the conductor, wherein a signal or display device is connected to the measuring device. The additional conductor (11) can be integrated or arranged in the cable core so as to be connected to the cable over the entire length of the cable such that the additional conductor undergoes all the movements of the cable. The additional electric conductor (11) consists of the same electrically conductive material as the conductors of the wires (6, 7, 8, 9, 10) of the cable (2).
The present invention relates to a composite material comprising aluminum and alumina, to the production method thereof and to a cable containing said composition material as an electrically conductive element.
B21C 37/04 - Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided forManufacture of tubes of special shape of rods or wire
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
The invention relates to an electrical cable reel. According to the invention, the reel comprises an arrangement (4) for remotely monitoring the absence of cable wound around the reel, said arrangement comprising a sensor (4A) and an electronic board connected to the sensor and linked to a remote application that is enabled.
The invention relates to an electrical cable reel. According to the invention, the reel comprises an arrangement (4) for remotely monitoring the amount of cable wound around the reel, said arrangement comprising a sensor (4A) and an electronic board connected to the sensor and linked to a remote application that is enabled.
The present invention relates to a crosslinked composition, in particular for use as a sheath layer of cable, method for preparing it, and a cable comprising it. The crosslinked composition according to the present invention is obtained from polymer blend comprising ethylene vinyl acetate copolymer (EVA), nitrile rubber (NBR) and crosslinking agent, said polymer blend further comprising a reactive polymer containing at least one nucleophilic or electrophilic functional group; and a reactive compound selected from amphiphilic compound containing at least one nucleophilic or electrophilic functional group that can chemically react with nucleophilic or electrophilic functional group of said reactive polymer.
The present invention relates to a crosslinkable polymer composition for use as a sheath layer of cable, and to a cable comprising a crosslinked layer obtained from said composition. The crosslinkable polymer composition according to the present invention comprises a polymer blend of ethylene vinyl acetate copolymer and ethylene methyl acrylate copolymer, a flame retardant filler and a crosslinking agent.
C08L 33/08 - Homopolymers or copolymers of acrylic acid esters
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
77.
CAM GRIP FOR FITTING A COLD-SHRINK SLEEVE ONTO THE END OF A CABLE OR AROUND A JUNCTION BETWEEN TWO CABLES
Cam grip for fitting a cold-shrink sleeve on the end of a cable or around a junction between two cables. The subject of the invention is tooling for fitting a cold-shrink protective sleeve (13) onto a cable (14), which comprises a support tube (12) on which the sleeve (13) is placed and which can slide along the cable (14). The tooling also comprises a support base (15) forming a planar annulus intended to at least partially surround the body of the support tube (12) and bear against an end edge of the sleeve (13) delimiting an end zone (121) of the support tube (12), and an extraction lever (16), mounted on the support tube (12), capable of rotational movement about an axis (165) perpendicular to the longitudinal axis (124) of the support tube (12), said lever being a progressive cam lever configured so that the cam comes to bear against the base (15) and slides along the bearing surface of the base (15) when the extraction lever (16) is pivoted about its axis (165) from an initial position into a final position, the sliding of the cam giving rise to a translational movement of the support tube along its longitudinal axis, with a force which progresses as a function of the distance travelled.
H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
H02G 15/18 - Cable junctions protected by sleeves, e.g. for communication cable
COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES (France)
Inventor
Rousselet, Nicolas
Malvache, Thierry
Simonato, Jean-Pierre
Celle, Caroline
Desousanobre, Sonia
Yahiaoui, Sakina
Masse, Florence
Ordronneau, Lucie
Abstract
The invention relates to an electric cable comprising: - at least one elongate electric conductor (1); - at least one electrically insulating layer (2) that surrounds the elongate electric conductor (1); - at least one metal layer (3) that surrounds the electrically insulating layer (2); characterized in that the metal layer (3) comprises metal nanowires.
The invention relates to a method for constructing a transmission path for electric energy. At least one superconductive cable and a cryostat which surrounds same are used, said cryostat consisting of two metal pipes which are arranged concentrically relative to each other and between which a vacuum insulation is provided. In the assembled state, the ends of the cryostat are attached to stationary parts of the transmission path just like the superconductive cable located in the cryostat. A pipe body is connected to the cryostat at at least one end of the cryostat in a leakage-free manner, said pipe body being bent by an angle of at least 80° and likewise consisting of two metal pipes which are arranged concentrically relative to each other and between which a vacuum insulation is provided. The superconductive cable protruding out of the cryostat is arranged in the pipe body at room temperature such that the superconductive cable runs at least in the direct vicinity of the inner pipe wall with the larger bending radius.
The present invention relates to a crosslinkable polymer composition for use as a sheathing for electrical and/or optical cable or lines, to a cable and/or line with the claimed polymer composition, and to a method for preparing a sheathing for cable and/or line. The crosslinkable polymer composition according to the présent invention comprises an elastomeric polymer, a mixture of dialkyl peroxide type peroxide and peroxyketal type peroxide, and antioxidant.
C08L 23/28 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
81.
ELECTRICAL CABLE WITH IMPROVED RESISTANCE TO GALVANIC CORROSION
The invention relates to a long, electrically conductive, copper-aluminium bimetal element, a cable comprising at least one such long electrically conductive element, a method for producing said long electrically conductive element and said cable, and a device comprising such an electrical cable and at least one metal connector.
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
H01B 13/14 - Insulating conductors or cables by extrusion
82.
DEVICE COMPRISING A CABLE OR CABLE ACCESSORY CONTAINING A FIRE-RESISTANT COMPOSITE LAYER
The invention relates to a device comprising a cable and/or a cable accessory, said cable and/or cable accessory comprising at least one composite layer obtained from a composite composition including at least one aluminosilicate geopolymer composition and at least one low-viscosity organic oligomer or polymer. The invention also relates to the production method thereof.
C04B 28/00 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
H01B 7/00 - Insulated conductors or cables characterised by their form
83.
REVERSI BLE POLARI TY MPO FI BER OPTI C CONNECTOR WL TH A REMOVABLE KEY
A multi-fiber, fiber optic connector has a housing having a first end for receiving a multi-fiber fiber optic cable and a second end having openings for said fibers from said cable. First and second key slots are provided for accepting a removable key for setting the polarity of the fibers within the connector, with the first and second key slots located on opposing sides of the connector. The connector has guide pins or guide pin receiving holes for guiding the connection with a second connector. The removable key is movable between the first and second key slots, the key slot with the removable key corresponding to a first active slot and the key slot without the removable key corresponding to a non-active slot. When the removable key is in the first key slot, it results in the first key slot being active with the fibers being presented within the connector in a first polarity. When the removable key is moved from the first key slot to the second key slot, activating the second key slot and deactivating the first key slot, the fibers are presented within the connector in a second polarity, reversed from the first polarity.
The invention relates to an electric cable comprising at least one elongate electric conductor (1) surrounded by an electrically insulating layer (3), and a first protective polymer cladding (6) which surrounds the electrically insulating layer, characterized in that the electric cable further comprises a second protective polymer cladding (7) which surrounds the first protective polymer cladding (6).
The present invention relates to a cable comprising at least one elongate conductive element (1) surrounded by at least one insulating layer (2, 2a) obtained from a polymer composition comprising a polymeric material and a cocktail of fillers, characterised in that the cocktail of fillers comprises: - a first silicate, - a second silicate, the second silicate being different from the first silicate, - a third silicate, the third silicate being different from the first silicate and second silicate, and - an oxide of an alkaline-earth metal.
H01B 3/02 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
86.
CURRENT COLLECTOR DEVICE FOR A CABLE SHIELD, ESPECIALLY FOR AN MV CABLE
The invention relates to a current collector device for a cable comprising an electrical shield surrounding a central conductor, said electrical shield being arranged beneath the outer protective sheath of said cable. The device comprises a conductive element (21) with a first substantially cylindrical tubular section (23) forming a conductive sleeve designed so as to be inserted over the cable in contact with the fixed shield of a second substantially cylindrical tubular section (24) with a larger diameter, and a cylindrical insulating element (22) designed to as to be inserted at least partially into the second tubular section (24). The wall of the second tubular section (24) comprises at least one opening (26) in the wall of the intermediate section (25), which is designed so as to allow the insertion of a conductor (15) of a given diameter through the wall of the conductive element (21) and to ensure that, following the insertion of the conductor, it is held in place in the opening (26) and permanently electrically connected to the first element (21).
H02G 15/105 - Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes with devices for relieving electrical stress connected to the cable shield only
H01R 9/05 - Connectors arranged to contact a plurality of the conductors of a multiconductor cable for coaxial cables
87.
POLYMER COMPOSITION HAVING GREATER RESISTANCE TO STRESS WHITENING
The invention relates to a polymer composition that has greater resistance to stress whitening and comprises at least one thermoplastic polymer material and a dielectric liquid, a method for producing said polymer composition, a cable comprising at least one electrically insulating layer obtained using said polymer composition, and a method for manufacturing said cable.
The invention relates to a polymer composition comprising at least one thermoplastic polymer material and a dielectric liquid that has improved polarity, a method for producing said polymer composition, a cable comprising at least one electrically insulating layer obtained using said polymer composition, and a method for manufacturing said cable.
The invention relates to a medium-or high-voltage power cable comprising an elongate, electrically conductive element, a first semiconductor layer, an electrically insulating layer, and a second semiconductor layer. According to the invention, the electrically insulating layer comprises at least a layer of a thermoplastic polymer material including a continuous matrix of polypropylene with polyethylene dispersed therein. The invention also relates to a method for producing such a cable.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
The present invention relates to a fire-resistant cable comprising at least one electrically insulating composite layer made from a cementitious material and at least one starch, and method for producing same.
H01B 3/00 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties
H01B 7/295 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame using material resistant to flame
H01B 3/14 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances cements
A flexible pipeline (2) to transport a frozen medium has an outer transversely to its longitudinal direction undulated limiting pipe (4), arranged inside said pipe (4) there are at least one metal pipe (5) for guiding the frozen medium as well as a metal cooling pipe (9) for guiding a second frozen medium. Hollow areas of the limiting pipe are evacuated. Fitted inside the limiting pipe are at least two transversely to their longitudinal direction undulated metal pipes (5, 6) for guiding the frozen medium, which are each surrounded by a thermal insulation (7, 8). During the operation of the pipeline the frozen medium is led in different directions through both the metal pipes. Attached around both the metal pipes (5, 6) and the cooling pipe (9) is a pipe shaped closed sleeve (10) composed of a thermally good conductive material that is in contact with the cooling pipe (9).
A method of manufacturing a cable with an electrical and/or optical transmission element containing core, which is surrounded by a cover of insulation material is indicated. Generated on the outer side of the cable on its entire length is at least one in the axial direction running strip composed of insulation material, which has a different color than the cover has. The material of the cover and the strip are applied by means of an extruder through co-extrusion simultaneously on the core of the cable so that the material of the strips is integrated into the material of the cover. The material of the cover and strips are applied by means of an extruder which has an inner flow channel and one surrounding all-around outer flow channel which merge. In the outer flow channel is arranged an all-around existing barrier constructed as a ring, that has at least one passage for the required material for a strip. The material of the strips is with pressure forced through the passage and pushed or pressed in the inner flow channel, through which the material for the cover is guided, as a result of which the material of the strips is imprinted or pressed into the material of the cover and thereby is tightly bound with the same or anchored in the same.
The present invention concerns a cable (1) comprising one or more elongate conductive elements (11), said elongate conductive element or the set of said elongate conductive elements (11) being surrounded by a protective sheath (20), characterised in that the outer surface and/or the inner surface of the protective sheath comprises at least one longitudinal groove (21) in which there is positioned at least one longitudinal reflective element (30) obtained from a first composition comprising a first polymer material and at least one reflective filler.
H01B 13/14 - Insulating conductors or cables by extrusion
B29C 47/04 - of multilayered or multicoloured articles
H01B 3/30 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
The invention discloses a HVDC MI cable (1) comprising from the centre of the cable (1); at least one continuous conductor (2), at least one continuous mass impregnated insulation layer (3), an outer semi-conductor layer (4, 200, 201) with a longitudinal electrically separation and at least one metallic sheath (5) with a longitudinal electrically separation, where the electrical separations are arranged in a longitudinal segment of the cable as well as a method of electrically separating longitudinal segments of at least a metallic sheath (5) and an outer semiconductor layer (4) of a high voltage mass impregnated direct current (HVDC MI) cable (1).
H02G 9/02 - Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottomCoverings therefor, e.g. tile
H02G 15/188 - Cable junctions protected by sleeves, e.g. for communication cable with devices for relieving electrical stress connected to cable shield only
H02G 15/105 - Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes with devices for relieving electrical stress connected to the cable shield only
H02G 15/14 - Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes for incorporating transformers, loading coils or amplifiers specially adapted for submarine cables
95.
CABLE COMPRISING A CROSS-LINKED FOAM INSULATING LAYER
The present invention relates to a cable (1, 2) comprising an elongate conductive element (11, 21) encircled by at least one electrically insulating cross-linked foam first layer (12, 22) obtained from a first composition comprising a first polymer, a first cross-linking agent able to liberate at least one gas during its decomposition to obtain the first layer and optionally a nucleation agent, characterised in that it furthermore comprises an extruded layer (13, 22) that is impermeable to said gas that is liable to be given off during the decomposition of the first cross-linking agent to obtain the first layer.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
An arrangement with a connector for at least one electrical cable is indicated, that is surrounded by a cover, having an electrical conductor, which has a plurality of individual wires. The connector has a pipe shaped clamping body composed of metal to receive the conductors of the cables, in the walls of which at least one position with two threads is provided, mounted with interacting throughholes, their axis V-formed extended at an angle, lying between 100° and 180°. In the mounted position the clamping screws are attached tightly in the throughholes of the conductor, which act in the same area of the conductor. In the mounted position, the clamping screws screwed in the two throughholes are rounded on their points each with a radius lying between 0,15 x D and 0,5 x D, with the diameter D of the threaded part of the clamping screws.
The invention concerns a termination unit (1) for a superconducting cable (3), the cable (3) comprising at least two phase conductors (3A, 3B, 3C), the termination unit (1) comprising an internal electrically insulating envelope (2) containing the phase conductors (3A, 3B, 3C) of the cable (3) in a cryogenic fluid, the internal envelope (2) comprising, for each phase conductor (3A, 3B, 3C), one first electrical connector (6A, 6B, 6C) connected to the corresponding phase conductor (3A, 3B, 3C) and protruding from the internal envelope (2). The termination unit (1) further comprises an electrically conductive, grounded casing (7) surrounding the internal envelope (2) and the first electrical connectors (6A, 6B, 6C), the grounded casing (7) comprising one bushing (8A, 8B, 8C) for each one of the first electrical connectors (6A, 6B, 6C), each bushing (8A, 8B, 8C) being connected to one of the first electrical connectors (6A, 6B, 6C) by a second electrical connector (9A, 9B, 9C) and being adapted to transmit voltage and current from its associated phase conductor (3A, 3B, 3C).
The present invention relates to an electrical device (1, 20, 30) comprising a cross-linked layer (3, 4, 5) obtained from a cross-linkable polymer composition comprising a polymer and a protecting agent, characterised in that the protecting agent is at least one siloxane oligomer.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
The invention relates to a device comprising a cable and/or a cable accessory, said cable and/or cable accessory containing at least one insulating and fire-resistant layer, as well as to a method for manufacturing a cable and/or accessory of said type.
H01B 3/14 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of inorganic substances cements
H01B 7/29 - Protection against damage caused by external factors, e.g. sheaths or armouring by extremes of temperature or by flame
H01B 3/48 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
The invention relates to an electrical device (1, 20, 30) comprising a semi-conductive cross-linked layer (3, 4, 5, 21, 22, 23, 31, 32) produced from a polymer composition comprising: at least one polymer A comprising at least one epoxy function, and a cross-linking agent B comprising at least one reactive function that can react with the epoxy function of said polymer A in order to allow the cross-linking of said polymer A, characterised in that the polymer composition also comprises an electrically conductive filler having a specific surface area BET of at least 100 m2/g according to the ASTM standard D 6556.
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
H01B 1/24 - Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon, or silicon
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
patents
