A power supply device includes a first circuit board, a second circuit, and a plurality of circuit board coupling members. Each of the circuit board coupling members includes a body portion, a first protruding portion, and a second protruding portion. The body portion determines positions of the first circuit board and the second circuit board. The first protruding portion positions the body portion relative to the first circuit board. The second protruding portion positions the body portion relative to the second circuit board. A plurality of first positioning holes in which the first protruding portions are fitted is formed in the first circuit board. A plurality of second positioning holes in which the second protruding portions are fitted is formed in the second circuit board.
A transformer includes a core having a center leg portion extending in a first direction and a side leg portion provided away from the center leg portion in a second direction that intersects with the first direction, a primary winding wound around the center leg portion, a secondary winding provided apart from the primary winding in the first direction and wound around the center leg portion, and a path core that forms, together with the core, a magnetic path through which leakage magnetic flux passes, the path core extending in the second direction and being provided between the primary winding and the secondary winding. The path core is disposed so that a plurality of gaps is formed in a section that extends from the center leg portion to the side leg portion through the path core in the magnetic path.
H01F 27/34 - Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
When a voltage supplied to a first connector is a DC voltage and a voltage of a battery is higher than a predetermined value, an ECU closes a first switch device to thereby apply the DC voltage from a pair of first power lines to an auxiliary DDC. When a voltage supplied to the first connector is a DC voltage and a voltage of the battery is lower than the predetermined value, the ECU opens the first switch device and actuates at least one of a PFC and an insulated DCDC converter to thereby apply the DC voltage transformed by a charging circuit to an auxiliary group.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
B60L 53/20 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
B60L 53/62 - Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
4.
LITHIUM-ION SECONDARY BATTERY ELECTRODE AND LITHIUM-ION SECONDARY BATTERY
An electrode includes a current collector and a cathode active material layer formed on a surface of the current collector. The area of the cathode active material layer is greater than or equal to 1 m2. The cathode active material layer includes a main surface located on a side opposite to a surface facing the current collector, and a groove that opens in the main surface. In plan view of the main surface, a maximum distance, which is the maximum value of a specific distance, is less than or equal to 60 mm. A part of the main surface in which the groove is not provided is referred to as an island. The specific distance is the shorter one of the distance between an arbitrary point in the island and an outer peripheral edge of the cathode active material layer, and the distance between the arbitrary point and the groove.
In single-phase connection in a bidirectional charger that can perform the charging of a battery, or single-phase three-wire power supplying, a deterioration in performance is avoided in single-phase three-wire power supplying. The bidirectional charger includes: a first bidirectional inverter circuit that is connected to first and second input/output terminals; a second bidirectional inverter circuit that is connected to the first input/output terminal and a neutral terminal; a first bidirectional DCDC converter circuit that outputs, to a battery, power from the first bidirectional inverter circuit, and outputs, to the first bidirectional inverter circuit, power from the battery; a second bidirectional DCDC converter circuit that outputs, to the battery, power from the second bidirectional inverter circuit, and outputs, to the second bidirectional inverter circuit, power from the battery; and a control unit that controls the first and second bidirectional inverter circuits and the first and second bidirectional DCDC converter circuits.
H02M 7/797 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
H02M 7/81 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal arranged for operation in parallel
A scroll compressor includes a rotary shaft, an eccentric shaft that is eccentric with respect to an axis of the rotary shaft, a bushing that receives the eccentric shaft, and a shaft balancer that rotates integrally with the rotary shaft. The bushing includes a bushing balancer. The shaft balancer includes a first section and a second section. When viewed in the axial direction of the rotary shaft, the first section is located on the same side of a second straight line as the center of gravity of the bushing balancer. The second straight line contains the center of gravity of the shaft balancer and the axis of the rotary shaft. The second section is located on an opposite side of the second straight line from the center of gravity of the bushing balancer. The stiffness of the first section is lower than the stiffness of the second section.
F04C 29/00 - Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
An industrial vehicle includes a vehicle body, a vehicle load, a drive motor, a motor controller, and a cooling device. The vehicle body accommodates the drive motor, the motor controller, and the cooling device. The cooling device includes a first cooling duct and a second cooling duct. The first cooling duct includes an inlet port, an outflow branch port, and an outlet port. The second cooling duct includes an inflow branch port and a discharge port. The motor controller is connected to the first cooling duct so as to exchange heat with the air flowing in a section that is downstream of the outflow branch port and upstream of the outlet port. The drive motor is connected to the second cooling duct so as to be cooled by air discharged from the discharge port.
B60K 11/06 - Arrangement in connection with cooling of propulsion units with air cooling
B60K 1/00 - Arrangement or mounting of electrical propulsion units
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
A lighting accessory for a material handling vehicle may be provided. The lighting accessory may include a housing, a light source disposed within the housing, a window in the housing configured to allow light from the light source to illuminate a working area adjacent to the material handling vehicle, and a controller configured to selectively activate the light source based on data collected by a sensor. Light emitted from the light source may be projected substantially parallel to a ground plane. The housing may be configured to be coupled to a rotatable arm or a body of the material handling vehicle within or around an operator compartment of the material handling vehicle.
B60Q 1/04 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
B60Q 1/00 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
A scroll electric compressor includes a rotary shaft, a motor including a rotor, a compression part, a housing, a balance weight, a plurality of stacking steel plates stacked in the axial direction to form the rotor, the rotor having a plurality of fluid flow holes, the stacking steel plates each having a plurality of flow holes and being stacked so that the flow holes form the fluid flow holes. The rotor has a balance adjustment portion that cancels a centrifugal force generated by the balance weight. The stacking steel plates have weight portions that are formed by reducing a radial dimension of at least one of the flow holes as compared to a radial dimension of the other of the flow holes that overlaps the balance weight in the axial direction, and the balance adjustment portion is formed by stacking the weight portions in the axial direction.
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
A material handling vehicle includes a plurality of forks and a platform attached to the plurality of forks. A post assembly is attached to the platform and the post assembly includes one or more vertical posts and one or more horizontal posts. A clamping assembly is secured with the post assembly and includes a clamping bar. The clamping bar includes a plurality of clamps positioned below the clamping bar. The plurality of clamps includes a main clamp and a plurality of auxiliary clamps that are spaced from the main clamp. The main clamp extends farther away from the clamping bar than the plurality of auxiliary clamps. The plurality of clamps are configured to secure a plurality of carts on the platform.
Systems and methods of obstacle detection and AGV control comprise and/or utilize a thermal imaging sensor; and an automation processing system (APS) having a processor and a memory, the APS coupled with the thermal imaging sensor and being configured to: receive sensor data based on an output of the thermal imaging sensor, process the sensor data to determine at least one of a presence or a motion of a heat-emitting obstacle in a vicinity of the AGV, generate, based on the processed sensor data, an output comprising an indication of a control action for the AGV, and send the generated output to the VCS.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
G05D 1/243 - Means capturing signals occurring naturally from the environment, e.g. ambient optical, acoustic, gravitational or magnetic signals
G05D 101/15 - Details of software or hardware architectures used for the control of position using artificial intelligence [AI] techniques using machine learning, e.g. neural networks
An automated driving vehicle includes a hydraulic oil tank in which hydraulic oil is stored, a brake that generates braking force in accordance with pressure of hydraulic oil, a pump connected to the hydraulic oil tank, a motor that drives the pump, a controller that controls the motor, and a solenoid valve unit that includes an input port connected to an input oil passage connected to the pump and an output port connected to an output oil passage connected to the brake. The solenoid valve unit is switchable, based on a signal from the controller, between a connection state in which connection between the output port and the input port is not shut off and a checked state in which inflow of hydraulic oil from the output port to the input port is restricted while outflow of hydraulic oil from the input port to the output port is allowed.
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
A functional roof includes a functional layer, a sealing layer, a front surface protecting material composed of resin with light transmittance, a back surface protecting material, and a barrier layer. The barrier layer includes a front-side barrier sheet and a back-side barrier sheet. The front-side barrier sheet includes a front surface covering portion and the back-side barrier sheet includes a back surface covering portion. The front-side barrier sheet includes a front-side protruding portion and the front-side protruding portion is joined to the back-side barrier sheet in a state of covering a surrounding end surface, or the back-side barrier sheet includes a back-side protruding portion and the back-side protruding portion is joined to the front-side barrier sheet in a state of covering the surrounding end surface.
B32B 3/04 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by a layer folded at the edge, e.g. over another layer
B32B 3/30 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids characterised by a layer formed with recesses or projections, e.g. grooved, ribbed
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
B32B 37/10 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using direct action of vacuum or fluid pressure
B32B 37/18 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
B32B 37/24 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
H02S 20/30 - Supporting structures being movable or adjustable, e.g. for angle adjustment
A main discharge port is formed at a center of a fixed base plate. An auxiliary discharge port is formed in a portion of the fixed base plate that is different from the main discharge port. The main discharge port includes a main recess that opens toward a main reed valve so as to increase a cross-sectional area of a flow passage for the fluid. The auxiliary discharge port includes an auxiliary recess that opens toward an auxiliary reed valve so as to increase a cross-sectional area of a flow passage for the fluid. A sealing surface area, with which the fixed base plate and the auxiliary reed valve are in contact with each other to seal the auxiliary recess, is larger than a sealing surface area with which the fixed base plate and the main reed valve are in contact with each other to seal the main recess.
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
F04C 29/12 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
An autonomous vehicle performs a determination process. In the determination process, a controller acquires, from a map generating unit, one of map-image data points as a pre-determination map-image data point, and performs quality determination for a map data set using a result of quality determination for the acquired pre-determination map-image data point and a result of quality determination based on accuracy of estimation of the vehicle's own position made by using the map data set acquired from the map generating unit.
A transformer module includes multiple lead terminals, each of which includes a bent portion bent along a substrate and a joint portion extending along the substrate. Lands that are arranged in parallel on the substrate include an enlarged land and standard lands. Joint portions of the lead terminals, which are adjacent to each other in a parallel arrangement direction of the lead terminals and have the same electric potential, are soldered to the enlarged land via a solder layer. Each joint portion is soldered to one of the standard lands via the corresponding solder layer. The enlarged land is formed by connecting, via a connection land and in the parallel arrangement direction, the standard lands to which the lead terminals, adjacent to each other in the parallel arrangement direction and having the same electric potential, are intended to be soldered.
A power storage device includes: an electrode including: a current collector having a surface; and a positive active material layer provided on the surface of the current collector; and a sealing member provided on the surface of the current collector, the sealing member surrounding the positive active material layer in a stacking direction. The current collector includes: a first metal foil including the surface; a second metal foil provided opposite to the positive active material layer with respect to first metal foil; and an adhesive layer provided between the first metal foil and the second metal foil, the adhesive layer bonding the first metal foil and the second metal foil with each other. The sealing member includes: a seal portion welded to the surface; and another seal portion welded to a side face of the current collector including a side face of the adhesive layer.
H01M 50/489 - Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
H01M 50/474 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their position inside the cells
H01M 50/477 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their shape
A forklift truck includes: a vehicle body; a load handling device; a fork having a load receiving portion for receiving a load and an extending portion extending upward from a proximal end of the load receiving portion; a load detector for detecting the load on the fork; and a controller. The load detector includes: a shaft supported by the fork; an arm configured to come into contact with the load on the fork and swing about the shaft; and an angle detection sensor configured to detect a swing angle of the arm. The controller includes a distance calculation unit. The distance calculation unit is configured to calculate a distance between the load and the extending portion in a longitudinal direction of the load receiving portion based on the swing angle when the load on the fork comes into contact with the arm and the arm swings.
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
An industrial vehicle capable of manned travel and unmanned travel by the automated operation includes a vehicle body; and an automated operation unit that is mounted on the vehicle body and in which a plurality of devices for automated operation is integrated. The plurality of devices includes: an automated operation controller controlling the automated operation; a display device on which information related to the automated operation is displayed; an input device on which data related to the automated operation is input; and an emergency stop device causing an emergency stop of the automated operation. The automated operation unit includes an accommodation case accommodating the automated operation controller, the display device, the input device, and the emergency stop device. The accommodation case is positioned in the vehicle body at a height equal to or lower than a height that does not obstruct an operator's view during the manned travel.
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
A centrifugal compressor includes a rotary shaft, a compression mechanism that compresses fluid, a motor, an inverter, a housing, and a wiring unit. The compression mechanism includes an impeller, a suction chamber, a diffuser, and a volute. The housing has a motor housing member, an impeller housing member, a suction housing member, and an inverter housing member. The housing has a through hole that extends to an inside of the inverter housing member from the motor housing member. The wiring unit is disposed in the housing and inserted in the through hole. The through hole is disposed away from the volute. A suction passage is located away from the through hole in a circumferential direction of the rotary shaft.
An electric compressor includes a compression part, an electric motor, an inverter, and a housing having a motor housing defining a suction chamber, an inverter housing defining an inverter accommodating chamber, and a separation wall. The inverter accommodating chamber has a first accommodating space and a second accommodating space. The inverter has a heat generation component in the second accommodating space. The second accommodating space has an outer peripheral accommodating space that is disposed next to the suction chamber with the motor housing interposed therebetween. The heat generation component is accommodated in the outer peripheral accommodating space. A heat transferring member is provided between the motor housing and the heat generation component. The heat transferring member is in contact with the motor housing and the heat generation component.
H02K 9/22 - Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
An electric vehicle includes motors in a state where rotation speeds of output shafts of the motors are interlocked with each other, a main control unit configured to generate a rotation speed command signal based on a target rotation speed and a rotation speed of a target motor, and command units provided to correspond to the motors, and configured to transmit motor command signals to the corresponding motors. The main control unit is configured to transmit the rotation speed command signal to a first command unit corresponding to the target motor, and not to transmit the rotation speed command signal to a second command unit corresponding to the other motor, and the second command unit is configured to generate a second motor command signal transmitted to the motor corresponding to the second command unit based on processing result of the rotation speed command signal received by the first command unit.
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60K 1/02 - Arrangement or mounting of electrical propulsion units comprising more than one electric motor
A method for producing an electrode is provided. The electrode includes a current collector having a polygonal shape with at least one side exceeding 1 meter, an active material layer provided on a surface of the current collector, and a seal component welded to the surface of the current collector. The method includes a disposing step that disposes the seal component on the surface of the current collector along the side, and a welding step that presses a target section against the current collector and heats the target section. The welding step is performed multiple times between opposite end portions of the seal component. In the second and subsequent welding steps, the target section is a part of the seal component that is at least partially shifted from a target section of the previous welding step.
H01M 50/474 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their position inside the cells
H01M 4/70 - Carriers or collectors characterised by shape or form
H01M 10/04 - Construction or manufacture in general
An inverter of a motor-driven compressor includes a circuit board on which an electronic component is mounted. The housing includes a motor housing member that defines a suction chamber, an inverter housing member that defines an inverter accommodating chamber, and a partition wall that separates the suction chamber and the inverter accommodating chamber from each other. The electronic component includes a main body that acts to remove noise. The circuit board faces the partition wall. The main body faces an outer peripheral surface of the motor housing member in a radial direction of the rotary shaft. A projected area of the main body onto the circuit board in the axial direction is smaller than a projected area of the main body onto the outer peripheral surface of the motor housing member in the radial direction.
An electric motor includes processing circuitry. The processing circuitry is configured to superpose a harmonic on at least one of instruction values, and estimate the position of a rotor by a harmonic superposition method based on the harmonic superposed on the at least one of instruction values. The frequency of a harmonic includes a first frequency and a second frequency that is lower than the first frequency. The processing circuitry is further configured to determine whether a temperature-associated value becomes greater than a threshold value. When the temperature-associated value becomes greater than the threshold value, the processing circuitry is further configured to set the frequency of the harmonic for superposition on the at least one of instruction values to the second frequency.
An electric compressor includes: a rotary shaft; an inverter that includes a second circuit board having a plurality of electronic components; and a housing that includes a motor housing. The motor housing has a projected portion projecting outward from the motor housing in a radial direction of the rotary shaft, having a bottomed-cylindrical shape with an opening, and extending in an insertion direction of the second circuit board. The electronic components protrude from the second circuit board and are arranged in the insertion direction in ascending order of protrusion height from the second circuit board. The projected portion has a protrusion portion facing the electronic components and protruding toward the electronic components in the radial direction, with protrusion height of the protrusion portion increasing in the insertion direction correspondingly with an arrangement of the electronic components. A heat transfer member is provided between the protrusion portion and the electronic components.
H02K 11/02 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for suppression of electromagnetic interference
F25B 31/02 - Compressor arrangements of motor-compressor units
H02K 11/33 - Drive circuits, e.g. power electronics
The computer-implemented method serves for efficiently trading yarn packages. A server computer system receives from a spinning mill having produced a yarn package a set of measured values for yarn-quality parameters measured for yarn on the yarn package and further information on the yarn package. It assigns a package identifier to the set of measured values and to the further information and stores them in a database. The server computer system receives from a client computer purchase request containing yarn specifications. It retrieves from the database sets of yarn packages such that the further information matches the yarn specifications for all packages of each set. It produces a ranking of the sets of yarn packages according to the sets of measured values. It transmits to the client computer information on sets of yarn packages best ranked in the produced ranking.
B65H 63/00 - Warning or safety devices for use when unwinding, paying-out, forwarding, winding, coiling, or depositing filamentary material, e.g. automatic fault detectors or stop-motions
G06Q 40/04 - Trading Exchange, e.g. stocks, commodities, derivatives or currency exchange
29.
Computer-Implemented Method For Assessing Spinning Mills
The computer-implemented method serves for assessing spinning mills. A server computer system receives from a spinning mill having produced a yarn package a set of measured values for at least one yarn-quality parameter measured for yarn on the yarn package. It assigns to the set of measured values a mill identifier for the respective spinning mill and stores in a database the set of measured values together with the assigned mill identifier. These steps are repeated for at least one other spinning mill. The server computer system produces a ranking of the spinning mills according to the sets of measured values and the mill identifiers. It transmits the ranking to a client computer. The method facilitates an efficient trading of yarn packages.
An electric compressor includes a rotary shaft, a compression part, a motor, an inverter that has an inverter circuit, and a housing. The housing includes a motor housing having a peripheral wall extending in an axial direction of the rotary shaft and a bottom wall, an inverter housing that is provided on the peripheral wall, a compression part housing, a shaft support member that has an insertion hole. The inverter housing has an extending portion extending in the axial direction away from the peripheral wall and having a high voltage connector and a low voltage connector. The high voltage connector and the low voltage connector are overlapped with the bottom wall as viewed in the axial direction and disposed within a width of the extending portion.
A scroll compressor includes a housing, a rotary shaft, a motor, a controller, a compression mechanism including a fixed scroll and an orbiting scroll, an eccentric shaft, and a bushing. An orbital radius of the orbiting scroll changes with swinging of the bushing about the eccentric shaft. The controller performs a startup operation to discharge liquefied refrigerant from the compression mechanism before performing a normal operation. In the startup operation, the controller performs a startup reverse rotation in which the controller rotates the motor in reverse and swings the bushing, a startup forward rotation, after the startup reverse rotation, in which the controller rotates the motor forward while reducing an acceleration in a rotational speed of the motor, a startup liquid discharge in which the controller rotates the motor at the predetermined rotational speed.
F04C 14/06 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for stopping, starting, idling or no-load operation
F04C 2/02 - Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
F04C 14/08 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the rotational speed
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
32.
FIBER STRUCTURE AND FIBER-REINFORCED COMPOSITE MATERIAL
A fiber structure includes multiple fiber layers and multiple interlayer binding yarns. The fiber layers include multiple first yarn layers and one or more second yarn layers. Each of the first yarn layers includes multiple first yarns each having a yarn main axis extending in a first direction. Each of the second yarn layers includes an end second yarn located at an end of the central region. The interlayer binding yarns located in an end region include two of the interlayer binding yarns that pass through mutually different paths in a cross section of the fiber structure orthogonal to the first direction, so as to interlace with the first yarns. A pitch in the first direction between the interlayer binding yarns in the end region is smaller than a pitch in the first direction between the interlayer binding yarns in the central region.
D03D 11/00 - Double or multi-ply fabrics not otherwise provided for
B29B 11/16 - Making preforms characterised by structure or composition comprising fillers or reinforcements
B29C 70/16 - Fibrous reinforcements only characterised by the structure of fibrous reinforcements using fibres of substantial or continuous length
B29C 70/48 - Shaping or impregnating by compression for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM]
D03D 13/00 - Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
D03D 15/587 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads adhesiveWoven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads fusible
An electric compressor includes: a housing; a compression mechanism accommodated in the housing and configured to compress a fluid; a motor accommodated in the housing and configured to drive the compression mechanism; an inverter accommodated in the housing and configured to drive the motor; and a hermetic terminal disposed in the housing, and electrically connecting the motor and the inverter. The hermetic terminal includes: a conductive member made of a conductive material; a support plate having a plate-like shape and made of metal; and an insulator. The support plate supports the conductive member. The insulator provides electrical insulation between the conductive member and the support plate. The electric compressor includes a reinforcing plate having a plate-like shape. The support plate and the reinforcing plate for enhancing rigidity of the support plate are fastened together to the housing by a fastening member.
H02K 3/50 - Fastening of winding heads, equalising connectors, or connections thereto
F25B 31/02 - Compressor arrangements of motor-compressor units
H02K 11/33 - Drive circuits, e.g. power electronics
H02K 21/14 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
An electric compressor includes a compression part, a motor, and an inverter. The inverter has a circuit board and a connector mounted on the circuit board, the connector having a case in which a connecting terminal that is electrically connected to a circuit pattern formed on the circuit board is accommodated. The circuit board has a through hole. The case has a protruding portion that is inserted into the through hole and in which an insertion port is opened, the insertion port guiding a lead that is electrically connected to the connecting terminal toward the connecting terminal. A hole from which the lead is exposed is formed on a side of the case opposite to the insertion port across the connecting terminal.
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
H02K 11/33 - Drive circuits, e.g. power electronics
35.
Systems and Methods for Projections from a Material Handling Vehicle
A projection system for a material handling vehicle includes a real-time location system tag, a projector, and a control unit. The RTLS system detects a location of the material handling vehicle. The projector can be coupled to a motorized projector mount to project a projection image on a surface. The control unit receives system information including: the location and speed of the material handling vehicle, a set of rules specific to a facility where the material handling vehicle is operating, and a location of one or more other assets in the facility. The control unit determines if a projection image is required using the received system information and select a projection image, if required, based on the received information. The control unit can determine a location to project the projection image and move the motorized mount to move the projector to a position corresponding to the determined projection image location.
B66F 17/00 - Safety devices, e.g. for limiting or indicating lifting force
B60Q 1/50 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
A conductor includes a first metal plate and a second metal plate. The first metal plate includes a body arranged on a side of two windings opposite to the second metal plate, and two extensions extending from the body toward the second metal plate. The second metal plate includes two opposing portions respectively opposed to the two extensions, and a coupling portion that couples the two opposing portions to each other. The conductor includes weld portions in which the opposing portions are respectively welded to the extensions. A housing has a groove in which each of the weld portions and the coupling portion are arranged. A heat dissipation material is provided in the groove to transfer heat generated from the weld portion and the coupling portion to the housing. An induced current flows through the weld portion and the coupling portion arranged in the groove.
H02K 11/02 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for suppression of electromagnetic interference
F25B 31/02 - Compressor arrangements of motor-compressor units
H02K 11/33 - Drive circuits, e.g. power electronics
H03H 1/00 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
09 - Scientific and electric apparatus and instruments
Goods & Services
On-line ordering services featuring material handling vehicles, forklift trucks, pallet trucks, order picker trucks, and structural parts and accessories therefor Downloadable mobile applications for accessing real-time warehouse productivity metrics, visualizing productivity data, streamlining warehouse process improvements and generating reports of the above
42 - Scientific, technological and industrial services, research and design
Goods & Services
Providing temporary use of on-line non-downloadable software for accessing real-time warehouse productivity metrics, visualizing productivity data, streamlining warehouse process improvements and generating reports of the above
A supercharger includes a rotary shaft having a turbine wheel and a compressor impeller, a main bearing in contact with an oil area of the rotary shaft where lubricating oil is retained and configured to rotatably support the rotary shaft, and an auxiliary bearing in contact with the oil area and configured to rotatably support the rotary shaft when the main bearing is unable to support the rotary shaft.
A control arm lock assembly for a material handling vehicle can include an inner sleeve defining a central opening, an actuator, a stem, selectively actuated via the actuator, arranged within the opening, a bushing arranged within the central opening between the stem and an inner surface of the inner sleeve, and a resilient locking member arranged within the central opening. In one example, the resilient locking member is axially constrained between a head of the stem and the bushing. In one example, actuation of the stem via the actuator compresses the resilient locking member between the head and the bushing. In one example, compression of the resilient locking member causes the resilient locking member to engage the inner surface of the inner sleeve to lock the stem to the inner sleeve.
A motor-driven compressor includes a housing that defines a motor chamber and an inverter chamber. The housing includes a partition wall that separates the motor chamber from the inverter chamber. A hermetic terminal includes a conductive member that passes through a through-hole. The conductive member has a first end electrically connected to an inverter and a second end electrically connected to a connection terminal. The hermetic terminal also includes a support plate fixed to the partition wall while supporting the conductive member and blocking the through-hole. The cluster block includes a conductive member insertion hole through which the second end of the conductive member is inserted. The support plate is fixed to the partition wall while being arranged in the motor chamber. A periphery of the conductive member insertion hole in the cluster block includes a seal surface that makes surface contact with the support plate.
A housing, a top foil including a bearing surface that faces the rotary member, and a bump foil placed between the top foil and the housing are provided. The bump foil is configured to elastically support the top foil by expanding in a rotation direction. When a load received by the bearing surface from the rotary member is less than or equal to a threshold value, the bump foil supports the top foil with a gap formed between the bump foil and the housing and with a gap formed between the bump foil and the top foil. When the load received by the bearing surface from the rotary member exceeds the threshold value, the top foil and the bump foil locally form a plain bearing to support the rotary member.
Power storage module manufacturing device includes a conveying device configured to convey a workpiece that is a component of a power storage module from a first device to a second device configured to stack a plurality of the workpieces, a sensor configured to detect the workpiece, and an adjustment mechanism configured to adjust a relative position of the workpiece. The conveying device includes a hand unit configured to pick up and hold the workpiece, and a moving unit configured to covey the workpiece from the first device to a stacking position on the second device by moving the hand unit in a state of holding the workpiece from the first device toward the second device.
A cargo handling control device includes: a fork lowering controller for controlling so that a fork holding a pallet is lowered toward a loading surface; a pallet posture determination unit configured to determine a posture of the pallet relative to the fork; a pallet placement controller for controlling so that the fork is placed on the loading surface depending on the posture of the pallet; and a fork withdrawal controller for controlling so that the fork is pulled out of the pallet. The pallet placement controller judges based on the posture of the pallet whether the fork is allowed to be pulled out of the pallet. When the fork is allowed to be pulled out of the pallet, the fork stops being lowered. When the fork is not allowed to be pulled out of the pallet, the fork tilts along the loading surface.
A cargo handling control device of a forklift truck including a lift cylinder, and a tilt cylinder. The cargo handling control device includes an approach distance detector, an insertion controller, an insertion amount calculator, a pre-insertion determination unit, a first fork operation controller, and a second fork operation controller. The first fork operation controller causes the fork to move up and down toward a center of the pallet in a height direction of the pallet in a case where the tip portion of the fork is determined to be in the pre-insertion state. The second fork operation controller causes the fork to tilt to be positioned along an inner wall surface of an upper wall or a lower wall of the pallet and the fork to move up and down in the case where the tip portion of the fork is determined to be in a post-insertion state.
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
Material handling vehicles, namely forklift trucks, high-reach forklift trucks, pedestrian controlled forklift trucks and pallet trucks, order picker trucks, and structural parts therefor
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
Material handling vehicles, namely forklift trucks, high-reach forklift trucks, pedestrian controlled forklift trucks and pallet trucks, order picker trucks, and structural parts therefor
A co-rotating scroll compressor includes: a driving scroll; a driven scroll, and an inverter circuit disposed on an outer peripheral surface of a housing. On an imaginary plane perpendicular to a driving axis of the driving scroll, a compressive load is generated in a radial direction of the driving scroll. A direction perpendicular to an imaginary line connecting a first contact point and a second contact point at which a driving scroll body comes in contact with a driven scroll body in outermost peripheral portions of the scroll bodies serves as a load direction of the compressive load. The load direction changes within a change range while the driving scroll and the driven scroll make one rotation. The inverter circuit is arranged avoiding the change range in a circumferential direction of the driving scroll.
F04C 28/22 - Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
A switching element includes a conductive member and a plastic member having a rectangular parallelepiped shape. The plastic member includes a first end surface, a second end surface, and a first side surface. The conductive member includes a heat generating portion exposed on the first side surface. The switching element is arranged in an inverter-accommodating chamber such that the longitudinal direction of the plastic member extends in an axial direction of a rotary shaft. A heat dissipation member made of metal is arranged between the switching element and a partitioning wall. The heat dissipation member includes a first heat dissipation portion arranged between the heat generating portion and the partitioning wall, and a second heat dissipation portion that is continuous with the first heat dissipation portion and arranged between the second end surface and the partitioning wall.
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
H02K 11/33 - Drive circuits, e.g. power electronics
A TiAl alloy impeller is composed of a TiAl alloy and is mountable on a vehicle turbocharger. The TiAl alloy has a lamellar structure in which an α2 layer containing Ti3Al and a γ layer containing TiAl are alternately stacked. The TiAl alloy impeller includes a shaft portion and blades, each of the blades includes an outer edge, and a region of each of the blades including the outer edge has a processed surface. The processed surface is provided with one or more grooves. At least one of the grooves satisfies a relation of Dg>2×Rg or Dg>Wg, where Dg represents a depth of the groove and Rg represents a curvature radius of the groove at a bottom surface of the groove or Wg represents a width of the groove. Thus, a TiAl alloy impeller having high performance as an impeller is provided.
A fiber structure includes a liner and a fiber-reinforced base member. The liner includes a cylindrical body portion, a dome portion, and a shoulder portion. The fiber-reinforced base member covers the liner from outside. The fiber-reinforced base member includes first yarns arranged such that yarn main axes extend in the axial direction, and second yarns arranged such that yarn main axes extend in a circumferential direction of the liner. The fiber-reinforced base member includes a first section covering at least a boundary between the body portion and the dome portion, and a second section that is a section excluding the first section. An average degree of interlacing between the first yarns and the second yarns is lower in the first section than in the second section.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 1/00 - Layered products having a non-planar shape
B32B 3/04 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by a layer folded at the edge, e.g. over another layer
B32B 5/10 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments characterised by a fibrous layer reinforced with filaments
B32B 15/14 - Layered products essentially comprising metal next to a fibrous or filamentary layer
B32B 15/20 - Layered products essentially comprising metal comprising aluminium or copper
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
F17C 1/06 - Protecting sheatings built-up from wound-on bands or filamentary material, e.g. wires
A co-rotating scroll compressor includes a driving mechanism, a driving scroll, a driven mechanism, a driven scroll, and a housing. The driving scroll is driven rotatably around a driving axis. The driven scroll follows the driving scroll rotatably around a driven axis. The driving scroll has a driving scroll end plate and a driving scroll spiral body. The driven scroll has a driven scroll end plate and a driven scroll spiral body. The driving scroll and the driven scroll form a compression chamber. A driving scroll wall thickness portion is formed on a surface of the driving scroll end plate on which the driving scroll spiral body is formed or a driving scroll spiral short portion is formed in the driving scroll spiral body.
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
F04C 23/00 - Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluidsPumping installations specially adapted for elastic fluidsMulti-stage pumps specially adapted for elastic fluids
F04C 29/00 - Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups
A forklift (industrial vehicle) includes a travel control unit (detection unit) that detects a traveling direction and a traveling speed of the own vehicle, a generation unit that generates an animation image in which display information moves at the traveling speed in a direction opposite to the traveling direction, and a projection unit that projects the animation image onto a predetermined projection area on a road surface around the own vehicle.
A processing circuitry of a fuel cell pump is configured to execute a process including a rapid acceleration rotation start and subsequent low acceleration rotation start when a detected temperature is lower than or equal to a preset temperature, and to execute a normal start mode process in other cases. The processing circuitry is configured to, in the rapid acceleration rotation start, set a value of a starting current supplied to a motor and a rotational acceleration of the motor to be greater than those in the normal start mode process. The processing circuitry is configured to, in the low acceleration rotation start, set the value of the starting current supplied to the motor to be greater than that in the normal start mode process, and set the rotational acceleration of the motor to be lower than that at the execution of the rapid acceleration rotation start.
H01M 8/04223 - Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-downDepolarisation or activation, e.g. purgingMeans for short-circuiting defective fuel cells
H01M 8/04302 - Processes for controlling fuel cells or fuel cell systems applied during specific periods applied during start-up
An electric compressor comprising: a conductive pin; an inverter terminal; and an electrical connector. The electrical connector includes: a bus bar; a first terminal and a second terminal at opposite ends of the bus bar; and an accommodation case fixed to a motor housing. The first terminal is connected to the conductive pin outside the motor housing. The second terminal is inserted into an inverter housing. The accommodation case has a second through hole through which the conductive pin is inserted toward the first terminal and accommodates the bus bar such that the second terminal is disposed outside the accommodation case. A junction terminal connects the inverter terminal and the second terminal inside the inverter housing. The first terminal and the second terminal are respectively fitted into the conductive pin and the junction terminal by movement of the electrical connector in an axial direction of a rotary shaft.
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
H02K 5/04 - Casings or enclosures characterised by the shape, form or construction thereof
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02K 7/14 - Structural association with mechanical loads, e.g. with hand-held machine tools or fans
In a forklift, a battery is arranged rearward from a cabin in the rear portion of a vehicle main body. A motor controller is arranged frontward from the battery. A traction motor and a material-handling motor are arranged frontward from a cooling fan. The cooling fan discharges a wind, flowing from the front to the rear of the vehicle main body, to the rear of the traction motor and the material-handling motor.
B60K 1/00 - Arrangement or mounting of electrical propulsion units
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
A power converter including a coil includes a detection coil that is magnetically coupled to the coil, a detection resistor and a detection capacitor that are connected in series to each other and in parallel to the detection coil, and a detection circuit that detects a current flowing through the coil based on a voltage across the detection capacitor.
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
Provided is a co-rotating scroll compressor capable of suitably cooling an inverter circuit and preventing short circuits in the inverter circuit caused by condensation water. In the compressor of the present disclosure, a driving scroll and a driven scroll are disposed in a suction chamber. The driving scroll is driven rotatably around a drive shaft center axis, and the driven scroll follows rotatably around a driven shaft center axis. In an inverter chamber, an inverter circuit is accommodated. In a driving end plate of the driving scroll, a suction port is formed. The suction port allows a compression chamber to suction refrigerant gas from the suction chamber. The suction port faces a partition wall.
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
F04C 29/00 - Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups
F04C 29/12 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
A power storage device includes a stacked body, in which multiple electrodes are stacked, and a sealing body. The sealing body includes seal members made of a plastic and spacers made of a plastic. The seal members each include first seal sections, which are welded to each current collector of the electrodes, and a second seal section. The spacers each include a first spacer section, which is located between two of the current collectors adjacent to each other in the stacking direction, and a second spacer section. The second seal sections and the second spacer sections are welded to each other to form a sealing portion for sealing internal spaces. The degree of crystallinity of the plastic forming the spacers is higher than the degree of crystallinity of the plastic forming the seal members.
H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
H01M 50/474 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their position inside the cells
A vehicle power converter mounted on a vehicle includes connectors, an AC-DC power conversion circuit, a smoothing capacitor, a bidirectional DC-DC power conversion circuit, a switch that is provided between the smoothing capacitor and at least one of the connectors, and a controller. The controller executes battery charging preparation operation when the controller determines that the vehicle power converter is connected to the external power supply as follows: after the controller controls operation of the bidirectional DC-DC power conversion circuit while keeping a connection state between the smoothing capacitor and the connectors in a disconnected state by the switch such that a power output from the battery is supplied to the smoothing capacitor, the controller causes a connection state of the switch to transition from a disconnected state to a connected state.
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
H02M 1/14 - Arrangements for reducing ripples from DC input or output
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
H02M 7/219 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
NATIONAL UNIVERSITY CORPORATION NAGAOKA UNIVERSITY OF TECHNOLOGY (Japan)
Inventor
Nagayoshi, Kenichi
Sumida, Takehiko
Itoh, Junichi
Watanabe, Hiroki
Abstract
A power conversion device includes a primary-side circuit, a first connection line and a second connection line, a first capacitor provided on the first connection line, a second capacitor provided on the second connection line, a secondary-side circuit. The secondary-side circuit includes a first leg and a second leg. The first leg includes a first coil and a first diode, which are connected in series to each other. The second leg includes a second coil and a second diode, which are connected in series to each other. An anode terminal of the first diode and an anode terminal of the second diode are electrically connected to a negative one of the two output ends. A cathode terminal of the first diode is electrically connected to the first coil. A cathode terminal of the second diode is electrically connected to the second coil.
B60L 15/00 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
63.
FIBER STRUCTURE FOR FIBER-REINFORCED COMPOSITE MATERIAL
A fiber structure includes a laminate and a selvage yarn. The laminate includes at least one warp yarn layer including warp yarns extending in a first direction and at least two weft yarn layers including weft yarns extending in a second direction. At each end section of the laminate, the selvage yarn is engaged with the weft yarns of the weft yarn layers located at opposite ends in a laminating direction. Some of the warp yarns are binding yarns that bind the warp yarn layer to the weft yarn layer. The selvage yarn is a continuous yarn. The weft yarns of the weft yarn layers located at the opposite ends in the laminating direction are spun yarns.
D03D 13/00 - Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
D03D 11/00 - Double or multi-ply fabrics not otherwise provided for
A vehicle power supply system includes: a charging port; a bidirectional charger; an AC power port; a distribution board; and a controller for controlling an operation of the bidirectional charger. The bidirectional charger is configured to convert an AC power input from an external power source via the charging port and an external power supply line into a DC power to supply the DC power to a vehicle battery via a vehicle battery line, or convert the DC power input from the vehicle battery via the vehicle battery line into the AC power to supply the AC power to the external power supply line. The distribution board includes: a power distribution circuit configured to distribute the AC power input from the external power supply line to the AC power port; and a leakage current detector.
B60L 53/20 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
H02M 7/797 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
A connection passage is formed by a first impeller housing member, a motor housing member, and a second impeller housing member. This prevents, for example, the formation of a gap between a housing and a pipe, which is separate from the housing, in a centrifugal compressor like in a configuration in which a first discharge port and a second suction port are connected to each other by attaching the pipe to the housing. The connection passage is formed only by sequentially overlapping and coupling the first impeller housing member, the motor housing member, and the second impeller housing member with each other in an axial direction of the rotary shaft. This eliminates, for example, the need to provide a structure in the pipe that absorbs the dimensional tolerances that occur between the housing and the pipe when attaching the pipe to the housing.
A cargo handling system in which an industrial vehicle performs cargo handling operation for a transport vehicle includes the industrial vehicle, a work site where the industrial vehicle perform cargo handling operation, a monitoring unit provided at a position in the work site different from the industrial vehicle, and configured to monitor a state of the work site, a pallet on which a cargo is placed, an identification information provider provided in the pallet and providing identification information for identifying at least one of the cargo and the pallet, and a reading unit configured to read the identification information provider. The industrial vehicle performs the cargo handling operation based on the identification information read by the reading unit.
An electric compressor includes a compression part, a motor, and an inverter device. The inverter device has an inverter circuit unit and a noise reduction unit that reduces common mode noise and normal mode noise. The noise reduction unit has a common mode choke coil that has a core, a first winding wire, and a second winding wire and reduces the common mode noise, a smoothing capacitor, and a magnetic material damping portion in which an eddy current is induced by a leakage magnetic flux leaked from the core. The magnetic material damping portion reduces the normal mode noise. The noise reduction unit has a plurality of the magnetic material damping portions. The plurality of the magnetic material damping portions are stacked with an insulation layer interposed therebetween.
H02M 7/539 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
F04C 23/02 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors
H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
H02P 27/00 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
68.
METHOD FOR PRODUCING NICKEL METAL HYDRIDE BATTERY, POSITIVE ELECTRODE FOR NICKEL METAL HYDRIDE BATTERIES, AND NICKEL METAL HYDRIDE BATTERY
A method for producing a nickel metal hydride battery includes a positive electrode producing step of layering a raw material composition including a positive electrode active material powder containing nickel hydroxide, a cobalt compound, and flake graphite, on a current collector to produce a positive electrode including a positive electrode active material layer in which a graphitization degree is 0.4 or less as measured by Raman spectroscopy. The method further includes a negative electrode producing step of layering a raw material composition including a negative electrode active material powder on a current collector to produce a negative electrode, an electrode body producing step of arranging a separator between the positive electrode and the negative electrode and impregnating the separator with an electrolytic solution to produce an electrode body, and an overdischarging step of charging, overdischarging, and again charging the electrode body.
A material handling limitation device for a forklift including an engine and a material handling device is provided. The material handling limitation device includes a vehicle speed sensor configured to output a signal corresponding to a vehicle speed of the forklift, an accelerator sensor configured to output a signal corresponding to an operation amount of an accelerator pedal, and a processing circuitry configured to calculate the vehicle speed based on the signal from the vehicle speed sensor, execute a vehicle speed limiting process that limits the vehicle speed based on at least the vehicle speed, and execute, in a case where an anomaly related to the vehicle speed limiting process has occurred, a traveling process that controls a rotational speed of the engine based on the signal from the accelerator sensor and a material handling limitation process that limits operation of the material handling device.
A wheel load estimation device that estimates wheel load acting on wheels of a vehicle includes an acquisition unit, a calculation unit, and an estimation unit. The acquisition unit acquires detection value output from a sensor as a parameter. The parameter is a parameter related to a motion of the vehicle. The calculation unit calculates an inertial force generated in the vehicle based on the parameter and a mass of the vehicle. The estimation unit estimates the wheel load based on the inertial force and a predetermined estimation equation.
A motor drive includes a power converter and a controller. The power converter drives a motor which includes a rotor having a permanent magnet and a stator having a coil wound around the stator. The controller performs a sensorless control of the motor using the power converter. The controller creates an angle difference between a d axis and a γ axis to accelerate the rotor to start the motor, and controls a power converter so that, during acceleration of the rotor, a d-axis current remains within a certain range, an angular velocity of the rotor monotonically increases, and the angle difference is kept within a given range not including zero.
A method for manufacturing a power storage module includes: a placing step of placing an electrode laminate on a restraint member so that a laminating direction runs along a vertical direction; a connecting step of connecting a first connection part so that a connecting portion of a second connection part with respect to a connected part is positioned on an upper side in the vertical direction than an opening; a supplying step of connecting a distal end part of a supply pipe for an electrolytic solution to the second connection part, and supplying the electrolytic solution to a space; and a conveying step of removing a recessed part of the supply pipe from the second connection part, and conveying a cell stack placed on the restraint member in a state in which the opening is connected to the first connection part.
A power storage device includes a stacked body and a sealing body for sealing a side surface of the stacked body. The sealing body includes a first seal portion welded to a first surface of a first current collector, a second seal portion welded to a second surface of a second current collector, a spacer sandwiched between the first seal portion and the second seal portion, and a welding portion formed by welding outer edge portions of each seal portion and the spacer positioned outside an outer edge of the current collector. The spacer includes a first liquid injection port communicating with an internal space. The welding portion includes a second liquid injection port communicating with the first liquid injection port. A thickness of the spacer is larger than each of a thickness of the first seal portion and a thickness of the second seal portion.
H01M 10/0585 - Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 50/184 - Sealing members characterised by their shape or structure
H01M 50/186 - Sealing members characterised by the disposition of the sealing members
H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
H01M 50/474 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their position inside the cells
H01M 50/477 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their shape
A loading control device includes: a pallet presence detector configured to determine whether a pallet is present on a loading platform; a pallet detector configured to detect a position of the pallet present on the loading platform when the pallet presence detector determines that the pallet is present on the loading platform; a loading position calculator configured to calculate a loading position for another pallet to be loaded onto the loading platform next after the pallet present on the loading platform based on the position of the pallet present on the loading platform; and a loading controller configured to control a forklift truck so that the pallet is loaded at the loading position. The loading position calculator calculates a position next to the pallet present on the loading platform in a lateral direction of the forklift truck as the loading position.
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
A control system includes a temperature sensor for detecting a vehicle battery temperature, a heater for heating a battery, a battery control unit for detecting a battery charge state and controlling a heater operating state, and a control unit for controlling a drive device that operates with power supplied from the battery, and gives an instruction related to the heater operating state to the battery control unit. When the battery temperature is lower than a threshold and the battery charge state is higher than a predetermined level, the control unit causes the heater to generate heat to the battery control unit. When the battery temperature is lower than the temperature threshold and the charge state of the battery is equal to or lower than the charge level, the control unit stops the heater to the battery control unit and limits power consumption of the drive device.
H01M 10/633 - Control systems characterised by algorithms, flow charts, software details or the like
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60L 58/27 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
A cargo handling system includes an industrial vehicle, a work site where the industrial vehicle performs cargo handling operation and that has a stopping area where the transport vehicle stops, a monitoring unit that monitors at least one of a loading platform and a surrounding area of the loading platform, a determination unit that determines a state of the loading platform and a state of the surrounding area of the loading platform based on information acquired by the monitoring unit; and an instruction unit that transmits an instruction to the industrial vehicle based on a result of determination by the determination unit. The monitoring unit includes an image acquisition at a position different from the industrial vehicle in the work site, the image acquisition unit acquiring an image of at least one of the loading platform of the transport vehicle and the surrounding area of the loading platform.
A pallet recognition device that recognizes a position and a state of a pallet includes a memory configured to store pieces of reference data acquired in advance, the pieces of reference data corresponding to a plurality of types of pallets, a detection unit configured to determine a type of the pallet, a selection unit configured to select reference data corresponding to the type of the pallet detected by the detection unit from the pieces of reference data of the plurality of types of pallets stored in the memory, a data acquisition unit configured to acquire detection data of the pallet, and a matching processor configured to calculate estimation values of a position and a state of the pallet by matching the detection data acquired by the data acquisition unit and the reference data selected by the selection unit.
G06V 10/75 - Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video featuresCoarse-fine approaches, e.g. multi-scale approachesImage or video pattern matchingProximity measures in feature spaces using context analysisSelection of dictionaries
A coil is formed by a winding wound in a concentrated manner over multiple layers around a tooth and an insulator extension. The insulator extension includes an outer end face located on a side opposite to a stator core. A first turn of the winding that forms a first layer of the coil includes a winding start portion that extends through a first innermost part along a first tooth side surface and a portion that is wound around an outer end face of the insulator extension. The outer end face includes a protrusion protruding from a portion of the outer end face that is closer to an insulator base than the first turn and relatively close to the winding start portion. The winding that forms a specific layer of the coil is extended through a second innermost part along a second tooth side surface and then arranged on the protrusion.
An electric power storage module includes a stacked body having an outer surface, and a sheet member provided in close contact with the stacked body to cover the outer surface in a cross section in a stacking direction of the stacked body, wherein the stacked body includes a plurality of electrodes and a sealing part, the electrode includes a current collector having one surface and the other surface on a side opposite to the one surface, the plurality of electrodes are stacked so that the one surface of each of the current collectors faces the same direction, the sealing part defines a space which accommodates an electrolyte together with the current collector adjacent in the stacking direction, and the sheet member includes a metal layer, and a first insulating layer stacked on the metal layer.
H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 10/0585 - Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
H01M 50/474 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their position inside the cells
H01M 50/477 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their shape
A power storage module includes an electrode stack and a seal. The electrode stack includes a first end surface and a second end surface and a side surface. The seal includes: a side surface part; a first projecting part projecting onto the first end surface; a second projecting part projecting onto the second end surface; an overhang extending outward of the electrode stack; and a rib provided on the overhang. The side surface part includes a connecting portion to which the overhang is connected, a first side surface portion positioned between the connecting portion and the 10 first projecting part, and a second side surface portion positioned between the connecting portion and the second projecting part. The rib connects the overhang and the first side surface portion, and wherein the second side surface portion is thicker than the first side surface portion in a direction orthogonal to the side surface.
H01M 50/477 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their shape
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
H01M 50/474 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their position inside the cells
An electric compressor includes a rotary shaft, a compression part, a motor, an inverter, an inverter housing, a motor housing arranged next to the inverter housing in a radial direction of the rotary shaft, a compression part housing, a shaft support member, a conductive pin that is electrically connected to the motor, an inverter terminal, and an electrical connecting member. The electrical connecting member has a busbar, a first terminal, a second terminal, and a case. The busbar is bent such that the first terminal is engaged with the conductive pin and the second terminal is engaged with the inverter terminal by moving the electrical connecting member in an axial direction of the rotary shaft.
A hydraulic oil supply device for an industrial vehicle includes: a first hydraulic oil tank; a second hydraulic oil tank; an upper communication pipe; a lower communication pipe; a first hydraulic oil pipe configured to communicate the first hydraulic oil tank with a hydraulic oil supply target and to be provided with a suction port; a second hydraulic oil pipe configured to communicate the hydraulic oil supply target with the second hydraulic oil tank and to be provided with a discharge port; and a hydraulic oil pump. The second hydraulic oil tank is an airtight tank sealed hermetically against outside air. The upper communication pipe has a first open-end portion and a second open-end portion. The first open-end portion has an opening height higher than an opening height of the suction port. The second open-end portion has an opening height higher than an opening height of the discharge port.
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY (Japan)
Inventor
Mae, Shinichi
Koide, Yukikazu
Kataoka, Hirokatsu
Abstract
A loaded attitude state detecting device is configured to detect loaded attitude states of pallets and cargos when a forklift performs loading/unloading of at least one stage of the pallets with cargos placed thereon, and includes: a detecting unit configured to acquire loaded attitude detection data of the pallets and the cargos by detecting loaded attitudes of the pallets and the cargos; an area extracting unit configured to extract areas of the pallets and the cargos in the loaded attitude detection data acquired by the detecting unit; and a protrusion determining unit configured to determine whether or not a cargo disposed on a holding target pallet held by the forklift or another pallet protrudes from the holding target pallet by a prescribed amount or more in a lateral direction based on the areas of the pallets and the cargos.
In a power storage device, an outer edge portion protruding farther outward than the edge portion of the current collector in each of the spacers and an outer edge portion protruding farther outward than the edge portion of the current collector in each of the seal members adjacent to each of the spacers in the lamination direction are welded to each other to form an outer surface of the sealing body, and a melt mass flow rate of a resin material constituting the spacer is larger than a melt mass flow rate of a resin material constituting the seal member.
H01M 50/477 - Spacing elements inside cells other than separators, membranes or diaphragmsManufacturing processes thereof characterised by their shape
H01G 11/28 - Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collectorLayers or phases between electrodes and current collectors, e.g. adhesives
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
85.
Vehicle-to-Vehicle Communication for Trajectory Awareness of a Material Handling Vehicle
Systems and methods provide assistance to an operator of a material handling vehicle. Provided systems and methods include receiving vehicle condition data at a first material handling vehicle from a second material handling vehicle when the second material handling vehicle is within a predetermined communication range, determining a first predicted vehicle position for the first material handling vehicle based on current vehicle conditions, determining a second predicted vehicle position for the second material handling vehicle based on the received vehicle condition data, and determining if the first predicted vehicle position for the first material handling vehicle overlaps with the second predicted vehicle position for the second material handling vehicle. Upon the determination that the first predicted vehicle position overlaps with the second predicted vehicle position, the operator of the first material handling vehicle is provided an indication.
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
H04W 4/46 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]
86.
METHOD AND DEVICE FOR CLASSIFYING AN EVENT IN AN ELONGATE TEXTILE TEST SPECIMEN
In this computer-implemented method for classifying an event in an elongate textile test specimen, at least one measured value of at least one event parameter for the event is measured (901). At least one reference dataset, containing, for a respective reference event, at least one reference value of the at least one event parameter and a classification of the reference event, is provided (902). The at least one measured value is compared (904) with the at least one reference value of all of the reference datasets. The event is classified (908) in accordance with the classification of the reference event whose at least one reference value is most similar to the at least one measured value in accordance with a predefined similarity criterion. The method achieves high quality and, at the same time, high productivity.
NATIONAL UNIVERSITY CORPORATION NAGAOKA UNIVERSITY OF TECHNOLOGY (Japan)
Inventor
Nagayoshi, Kenichi
Sumida, Takehiko
Itoh, Junichi
Watanabe, Hiroki
Abstract
A power conversion device includes two input terminals, a first converter, and two first output terminals configured to output power converted by the first converter. The first converter includes a switching circuit, a flying capacitor, and a reactor. The power conversion device includes a second converter configured to perform power conversion on a voltage across the flying capacitor as an input voltage, two second converter input terminals electrically connected to two ends of the flying capacitor, and two second output terminals configured to output power converted by the second converter. The second converter includes a primary-side circuit and a secondary-side circuit. The second converter is an isolated DC/DC converter in which the primary-side circuit and the secondary-side circuit are electrically isolated from each other.
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
A converter includes a core around which a primary winding and a secondary winding of a transformer, as well as a smoothing coil, are wound. A core includes a first base; a second base; an intermediate portion located between the first base and the second base, a first middle leg which is located between the first base and a third core component and around which the primary winding and the secondary winding are wound, a second middle leg which is located between the second base and the intermediate portion and around which the smoothing coil is wound. A winding direction of the primary winding from a first end toward a second end, a winding direction of the secondary winding from a third end toward a fourth end, and a winding direction of the smoothing coil from a fifth end toward a sixth end are identical.
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
An industrial vehicle includes a side shift mechanism, a distance sensor provided on a side surface of at least one of the pair of forks in the horizontal direction and configured to detect a distance from the side surface to a detection object; and a control unit configured to control a side shift operation by the side shift mechanism based on a detection result of the distance sensor. The control unit stores an initial value of a distance between a side surface of the fork and an inner wall surface when the side shift operation by the side shift mechanism is started, and stops the side shift operation by the side shift mechanism when the distance between the side surface of the fork and the inner wall surface has varied from the initial value during execution of the side shift operation by the side shift mechanism.
An autonomous vehicle includes a road surface image obtaining device, a memory unit that stores map data, an estimating unit that estimates a self-location, and a determining unit that is configured to execute a reliability determining process of determining a reliability of the self-location. The reliability determining process includes a process of determining whether the estimating unit is in a state capable of estimating the self-location, and a process of determining whether a number of matches between the feature points extracted from the map data and the feature points extracted from the traveling data reaches a predetermined threshold. The determining unit is configured to determine the reliability of the self-location based on results of processes included in the reliability determining process.
A motor-driven compressor includes a compression unit, a motor including a stator, and a housing. The stator includes a stator core, coils of multiple phases, an insulator, a phase-to-phase insulation sheet, and a cover member. The cover member includes an annular cover end wall and a tubular cover inner wall that extends toward the insulator inner wall from a radially inner portion of the cover end wall. The cover end wall includes a conical tapered wall that is inclined such that the distance between the cover end wall and the insulator inner wall decreases as the cover end wall extends toward the cover inner wall. The tapered wall is continuous with the cover inner wall.
F04C 18/02 - Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
H02K 3/28 - Layout of windings or of connections between windings
H02K 3/32 - Windings characterised by the shape, form or construction of the insulation
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
In this power supply device, a main circuit includes a core, a first common mode coil, a second common mode coil, a first connection line, and a second connection line, and a noise attenuation unit includes an auxiliary coil having a third winding and a third coating, a capacitor connected to the first connection line, and a resonance suppression unit that includes an amplification unit and a low-pass filter connected to an output terminal of the amplification unit and that is provided between the auxiliary coil and the capacitor.
An engine system includes: a reformer including a catalyst for decomposing fuel into hydrogen and configured to reform the fuel to generate a reformed gas containing the hydrogen; a temperature detection unit configured to detect a temperature of the reformed gas; a rotation fluctuation detection unit configured to detect an amount of rotation fluctuation of an engine; and a deterioration detection unit configured to detect whether reforming performance of the catalyst of the reformer is deteriorated based on detection values of the temperature detection unit and the rotation fluctuation detection unit, wherein when, in an idling period of the engine, the amount of rotation fluctuation of the engine is equal to or greater than a second threshold in a state where the temperature of the reformed gas is equal to or higher than a first threshold, the deterioration detection unit determines that the reforming performance of the catalyst is deteriorated.
F02D 19/02 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY (Japan)
Inventor
Kato, Takuro
Morisawa, Mitsuharu
Abstract
Provided is an unloading control device includes a determination unit configured to determine whether or not the pallet held by the forks abuts on an upper surface of the loading portion based on the change amount of the posture of the pallet with respect to the forks estimated by the change amount estimation unit, a tilting control unit configured to control a tilt cylinder of the forklift so that the forks tilt in a direction approaching parallel to a main surface of the pallet when the determination unit determines that the pallet held by the forks abuts on an upper surface of the loading portion, and a withdrawing control unit configured to control the forklift so as to remove the forks from the pallet according to the tilt angle of the forks detected by the tilt angle detector after the forks approach parallel to the main surface of the pallet.
An engine system includes: a combustor including an ignition unit configured to ignite the fuel gas and configured to generate combustion gas that heats a catalyst; an outside air temperature detection unit configured to detect an outside air temperature; a catalyst temperature detection unit configured to detect a temperature of the catalyst; an operating environment detection unit configured to detect an operating environment of the combustor; a combustion time determination unit configured to determine combustion time of the combustor; and a start control unit configured to, at a time of starting the engine, perform ON control on a starter and the ignition unit and control a third fuel supply valve, a first flow rate control valve, and a second flow rate control valve to open, and thereafter when the combustion time elapses, perform OFF control on the ignition unit and control the third fuel supply valve to close.
An obstacle detection device includes: a camera; and a detector for detecting an obstacle. A part of the obstacle located on the reference plane serves as a detection object. The detector is configured to: estimate coordinates of the detection object in an image coordinate system of a captured image; convert the coordinates of the detection object in the image coordinate system of the captured image into coordinates of the detection object in an image coordinate system of a developed image that is parallel to the reference plane; and calculate a position of the detection object on the reference plane by using the distance from the camera to the reference plane and a relational expression between the coordinates in the image coordinate system of the developed image and coordinates of the detection object in a world coordinate system with the camera centered.
A power storage device includes an electrode stack including a plurality of electrodes, a separator, and a resin sealing portion. The plurality of electrodes include a bipolar electrode. The bipolar electrode includes a current collector, a positive electrode active material layer, and a negative electrode active material layer. The sealing portion includes a first adhesive portion adhered to the current collector, a second adhesive portion adhered to the current collector, a first reinforcing portion bonded to the first adhesive portion, a second reinforcing portion bonded to the second adhesive portion, and an end surface welded portion. A water vapour transmission rate of the end surface welded portion is less than a water vapour transmission rate of the first adhesive portion and a water vapour transmission rate of the second adhesive portion.
A centrifugal compressor includes: a compressor impeller; a motor including a stator and a rotor; and a housing. The rotor includes a tubular member, a magnetic body, a first shaft member and a second shaft member, an axial passage, and a plurality of radial passages. A dimension of each of the radial passages in a circumferential direction of the second shaft member gradually increases toward a radially outward side of the second shaft member. Each of the radial passages includes an opening that is opened at the outer peripheral surface of the second shaft member. The outer peripheral surface of the second shaft member has an interposed surface that is interposed between the opening of one of the radial passages and the opening of another of the radial passages adjacent to each other in the circumferential direction of the second shaft member.
An electric compressor includes a housing, a rotary shaft rotatably supported in the housing, a motor that rotates the rotary shaft, and a compression part that compresses fluid. The housing includes a boss protruding toward the motor, and the boss has an inner peripheral surface in which a bearing that supports the rotary shaft is provided. The boss has an asymmetrical shape and has an outer peripheral surface that varies in distance from the inner peripheral surface in a radial direction of the rotary shaft. The rotary shaft is press-fitted in the bearing, and the bearing is fitted in the inner peripheral surface with a clearance between the bearing and the inner peripheral surface.
F04C 2/02 - Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
A fuel supply device for a four-cycle internal combustion engine using hydrogen as fuel and including cylinders, comprising: an intake passage including a branch portion branching from an upstream side toward a downstream side so as to correspond to the number of cylinders, a single pipe portion on an upstream side of the branch portion, and intake port portions on a downstream side of the branch portion; and a plurality of first fuel injection valves provided in each of the intake port portions, wherein a maximum injection period of the first fuel injection valve is corresponding to an opening period of an intake valve of the internal combustion engine, a second fuel injection valve is provided in the single pipe portion or the branch portion, and a minimum injection quantity of the second fuel injection valve is smaller than a minimum injection quantity of the first fuel injection valve.
