A switching device comprises a first and a second fixed contact, a contact bridge, a first and a second movable contact arranged at the contact bridge, at least one contact spring and a contact bridge carrier which is movable, is coupled to the contact bridge via the at least one contact spring and comprises a carrier tip. The switching device further comprises a lever arm connected to the contact bridge and comprises a tip configured to irreversibly engage with the carrier tip of the contact bridge carrier in case of a short circuit.
A discharge system includes a discharge circuit having a discharge resistor in series with a discharge transistor. The discharge transistor has a control terminal. A discharge controller provides a control command to the control terminal to turn on or turn off the discharge transistor. The discharge controller includes a control circuit configured to control at least one of a discharge enable circuit and a discharge disable circuit.
A lockable differential assembly includes a lock plate that is rotatable about a rotational axis. The differential assembly also includes actuator assembly having a stator and an armature, the actuator assembly being switchable between energized and de-energized states. A radial alignment of the stator is provided based on a piloting feature provided at an outer diameter of the stator housing. A slip ring assembly configured to axially translate based on the locked state or the unlocked state of the differential assembly is provided, including a slip ring that interfaces with the armature at a slip surface, and one or more pins rotationally coupling the slip ring to the lock plate. The slip ring assembly is configured to transmit an axial locking force and an axial return force between the actuator assembly and the lock plate.
F16H 48/34 - Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators
4.
HIGH CURRENT COUPLED WINDING ELECTROMAGNETIC COMPONENT
An electromagnetic component includes a magnetic core and a dual-winding arrangement inside the magnetic core structure. The dual-winding arrangement includes a first winding fabricated from an elongated conductor having a first thickness and defining a first inverted U-shaped main winding portion, a second winding fabricated from a conductor having a second thickness and being formed into a second inverted U-shaped main winding portion, and a separator extending between the first winding and the second winding.
H01F 41/04 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformersApparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils or magnets for manufacturing coils
A bistable electrical switching device (1) is provided. The bistable electrical switching device (1) comprises a controller and an electromagnetic drive unit (2), wherein the electromagnetic drive unit comprises a moveable armature (3) that can move between a first stable position and a second stable position. The controller is configured to provide a first actuation signal (800,900) to cause the moveable armature (3) to move from the first stable position to the second stable position, wherein the first actuation signal comprises at least two first pulses (801) having a first polarity, wherein the controller and the electromagnetic drive unit are configured such that a pulse having the first polarity causes the armature to accelerate in the direction of the second stable position from the first stable position.
H01H 47/22 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
H01H 50/24 - Parts rotatable or rockable outside coil
Clip arrangement A clip arrangement (70) is configured for mounting on a rail (80). The clip arrangement (70) comprises a housing (50) and a clip (10). The clip (10) is realized as an elongated part and comprises a first snap (25) at a first side (15) of the clip (10) and a second snap (26) at a second side (16) of the clip (10). The housing (50) includes a first opening (61) for interacting with the first snap (25) and a second opening (62) for interacting with the second snap (26).
Some embodiments relate to a method of estimating induction motor torque. The method can include calculation of the ratio of output power (P01) to motor rotational speed (N1). The calculation includes determining, using motor name plate information (NPI), rated motor information; measuring motor operational parameters, the parameters including rotational speed (N1), root mean squared, RMS, current (I1), input power (Pi1) and supply frequency (f1); calculating rated motor power losses; calculating total motor operational power losses (Ploss1) from a combination of individual motor operational power losses; determining output power (Po1) from the measured input power (Pi1) and the total motor operational power loss (Ploss1). The induction motor torque (T1) is calculated using the ratio of output power (P01) to motor rotational speed (N1).
A transformer assembly includes: a first switching apparatus configured to be electrically connected to a first segment of a transformer loop; a second switching apparatus configured to be electrically connected to a second segment of the transformer loop; and a transformer including: a first coil electrically connected to the first switching apparatus and the second switching apparatus; and a second coil electrically connected to an output configured to electrically connect to a load.
H02H 7/04 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers
H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
A thermal management system enables fluid coupling of the cooling circuits for the battery and the propeller arrangements. More than one propeller arrangement can be serviced by the same cooling circuit, but distribution of the coolant may be finessed. Optional pathways are provided to use heated coolant for heating (e.g., de-icing, cabin heating, etc.) before cooling the coolant. Fluid coupling of conduits between and/or within the cooling circuits provide redundancy to accommodate various faults and equipment malfunctions.
B64D 33/08 - Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of power plant cooling systems
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 58/26 - 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 cooling
A lockable differential assembly includes a lock plate that is rotatable about a rotational axis. The differential assembly also includes actuator assembly having a stator and an armature, the actuator assembly being switchable between energized and de-energized states. A slip ring assembly configured to axially translate based on the locked state or the unlocked state of the differential assembly is provided, including a slip ring that interfaces with the armature at a slip surface, and one or more pins rotationally coupling the slip ring to the lock plate. The slip ring assembly is configured to transmit an axial locking force and an axial return force between the actuator assembly and the lock plate.
F16H 48/34 - Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators
F16H 48/20 - Arrangements for suppressing or influencing the differential action, e.g. locking devices
An example system includes a DC/DC converter interposed between a battery pack and an electrical load of a vehicle, the DC/DC converter having a first power supply phase and a second power supply phase; and a controller, including: a power request circuit structured to interpret a power request for the electrical load; a power provision circuit structured to determine a current value for each of a plurality of power supply phases; and a power command circuit structured to provide a phase power command value in response to the current value for each of the plurality of power supply phases, the phase power command value including a duty cycle command for each of the plurality of power supply phases; and wherein each of the power supply phases are responsive to the phase power command value to provide pulse width modulated (PWM) electrical power to the electrical load.
B60K 6/28 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
B60K 6/36 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60W 10/30 - Conjoint control of vehicle sub-units of different type or different function including control of auxiliary equipment, e.g. air-conditioning compressors or oil pumps
B60W 20/30 - Control strategies involving selection of transmission gear ratio
An example system includes a DC-to-DC converter, wherein the DC-to-DC converter includes: a printed circuit board (PCB), including a plurality of layers including inner copper layers and outer copper layers, wherein the inner copper layers are heavy copper and the outer copper layers are a lower copper than the inner copper layers; and a plurality of ribbon cable connector fingers protruding from a side of the PCB.
B60K 6/28 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
B60K 6/36 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60W 10/30 - Conjoint control of vehicle sub-units of different type or different function including control of auxiliary equipment, e.g. air-conditioning compressors or oil pumps
B60W 20/30 - Control strategies involving selection of transmission gear ratio
A light-emitting diode (LED) luminaire assembly is provided, which includes an integrated housing having a mounting plate mounted horizontally within the integrated housing and divides the integrated housing into an upper and lower internal cavity. A driver is mounted to the mounting plate within the upper internal cavity and configured to provide electricity to an LED assembly. The integrated housing also includes multiple fins extending radially outward from the integrated housing. Heat from the driver is dissipated through the mounting plate and fins. A driver cover is coupled to the integrated housing to form the upper internal cavity. The LED assembly is coupled to the integrated housing to form the lower internal cavity.
F21V 29/77 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
F21V 17/06 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto or by the lamp holder
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F21V 23/04 - Arrangement of electric circuit elements in or on lighting devices the elements being switches
F21V 29/503 - Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
F21V 29/508 - Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
F21Y 105/18 - Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array annularPlanar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array polygonal other than square or rectangular, e.g. for spotlights or for generating an axially symmetrical light beam
A system for bulk dispensing an expandable sealant for use in an electrical fitting configured to be used in a hazardous or harsh environment. The system includes a container having a first chamber for holding a first component and a second chamber for holding a second component. An injector is configured to receive the container. The injector includes a first plunger and a second plunger wherein the first plunger aligns with the first chamber and the second chamber aligns with the second plunger when the container is positioned in the injector. A nozzle is configured to engage a distal end of the container. The nozzle is positioned to fluidly communicate with the first chamber and the second chamber when attached to the container. The nozzle has an internal labyrinth passage configured to fluidly connect to the first chamber and the second chamber.
B05C 17/01 - Hand tools or apparatus using hand-held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material through an outlet orifice by pressure with mechanically or electrically actuated piston or the like
An electric vehicle (EV) charger cable management system for use at an EV charging facility coupled to a power source via an EV charger is provided. The EV charger cable management system includes an EV charger cord set including an EV connector and an EV charger cable coupled to the EV connector; a bracket; and a junction box coupled to the EV charger cable and including electrical wirings, the junction box being structured to electrically connect the EV charger to the EV charger cord set via the electric wirings, be affixed to a portion of top surface of the EV charging facility via the bracket, and maintain a majority of the EV charger cord set to be suspended overhead and out of a path of a user or the EV.
A remotely operated circuit interrupter includes: primary separable contacts coupled to an operating mechanism and a thermal-magnetic trip device structured to interrupt current from flowing to loads by opening the primary separable contacts during a fault event; and a fault current tolerant secondary switching mechanism including secondary separable contacts coupled to the primary separable contacts in series, Rogowski coils, a di/dt measurement circuit, a secondary solenoid driver, the Rogowski coils structured to continuously sense a rate (di/dt) of change of load current, the di/dt measurement circuit structured to receive a signal including the sensed di/dt, determine that the sensed di/dt has reached or exceeded a threshold current rate of change, and output a fault signal to the secondary solenoid driver based on the determination, the secondary solenoid driver structured to actuate the solenoids to fully open the secondary separable contacts using arc voltages of the primary and secondary contacts.
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
H01H 71/00 - Details of the protective switches or relays covered by groups
H02H 1/00 - Details of emergency protective circuit arrangements
H02H 3/44 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to the rate of change of electrical quantities
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
A busway joint includes a first base portion, a second base portion, and at least one electrically conductive assembly. The at least one electrically conductive assembly includes: a first electrical conductor; and a second electrical conductor separated from the first electrical 5 conductor by a space. The busway joint also includes a securing assembly. The securing assembly includes: a connection element that couples the first base portion and the second base portion; a cam assembly at a first end of the connection element, the cam assembly including a cam body configured for rotation between a released position and a closed position; a locking element; and a spring element between the locking element and the second exterior side. 10 Rotating the cam body between the released position and the closed position changes an extent of the space.
An electrical switch apparatus includes: a base including: a first side, a second side opposite the first side, and an opening that passes through the base and is configured to receive a moveable contact assembly; and geometric features on the second side of the base, the geometric features including one or more engagement features that extend from the second side. The one or more engagement features are configured to hold one or more switch components to the base without a separate fastening device.
20.
ROCKER SYSTEM WITH STOPPER ARRANGEMENT ON CAM SIDE
A rocker arm assembly for actuating a valve. The rocker arm assembly including a rocker arm having a valve side and a cam side. The rocker arm being pivotable about a rocker shaft via actuation on the cam side. At least one roller assembly is attached to the rocker arm. A latch assembly is provided for selectively latching the at least one roller assembly to the rocker arm, wherein when the latch assembly is in a lost motion state the at least one roller assembly is free to pivot relative to the rocker arm and when the latch assembly is in an activated state the at least one roller assembly is pivotably coupled to the rocker arm.
A fusible disconnect switch device is provided. The disconnect switch a switch actuator, a handle bias element, and a slider assembly. The switch actuator is selectively positioned between an opened position and a closed position. The handle bias element includes a first end acting on the switch actuator and a second end coupled to the switch housing. The slider assembly is linked to the switch actuator. The slider assembly includes a first slider and a second slider each slidably movable with respect to the switch housing along a linear axis. The first slider is independently movable relative to the second slider. The handle bias element and the slider assembly are responsive to the position of the switch actuator to effect the switch closing operation and a switch opening operation.
A thermal management system includes a refrigeration circuit that cools at least a first coolant that circulates around a battery cooling loop. Refrigerant of the refrigeration circuit is cooled at a liquid-cooled condenser and at an air-cooled condenser. In certain examples, the liquid-cooled condenser is cooled by coolant circulating along a propeller arrangement cooling loop. In certain examples, the coolant from the propeller arrangement cooling loop may be combined with coolant from the battery cooling loop.
A bucket interlock mechanism is provided for use with a motor control center (MCC) receiving a bucket having a rotary switch. The bucket interlock mechanism physically restricts a disconnect “ON” condition when the bucket is not locked in the MCC.
H01H 9/22 - Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
H02B 1/26 - CasingsParts thereof or accessories therefor
24.
WIRE MANAGEMENT CONNECTOR WITH WIRE BENDING RELIEF FOR PLUG-IN TYPE ELECTRICAL WIRING DEVICES
An improved wire management connector for conductors run to an electrical wiring device from a main circuit breaker or branch breaker within a building is disclosed. The connector is formed with multiple channels, with each channel having a conductor receiving opening formed at its top end. For each conductor, the first end of the conductor can be secured within the interior of the connector such that the rest of the conductor runs through the conductor receiving opening to the exterior of the connector through the channel. Each channel has a lateral width slightly wider than the diameter of a conductor. The depth and height of each channel is greater than the lateral width, enabling each conductor to move freely in the depth and height dimensions with a reduced risk of getting compressed when the connector and electrical wiring device are placed in a confined space, such as a wall box.
The splice block system is configured to connect multiple components in a power distribution system. The splice block including: (i) an external housing having a removable cover. (ii) a mating assembly coupled to the removable cover and including a first female terminal assembly, a second female terminal assembly, and a third female terminal assembly. (iii) a first male connector assembly having a first male terminal assembly. (iv) a second male connector assembly having a second male terminal assembly, and (v) a third male connector assembly having a third male terminal assembly. Wherein a positioning force FP is applied to each of the first, second, and third male terminal assemblies and a coupling force FC, that is oriented substantially perpendicular to said positioning force Fp, is applied to the removable cover in order to cause an extent of the first, second, and third male terminal assemblies to be positioned within the respective first, second, and third female terminal assemblies.
Some embodiments relate to a method of managing thermal anomalies in an environment is described. A deep learning system is trained to identify thermal anomalies from recorded environment parameter data. A Bayesian network is also trained to identify relationships between environment parameters, and the identified relationships are used to develop a causal explanation hierarchy. Using these trained systems, environment parameters are measured first to identify a thermal anomaly, and on identification of a thermal anomaly, and then to provide a causal explanation hierarchy for the thermal anomaly. This enables a real-world intervention to address the thermal anomaly. A suitable system to perform this method is also described.
A bearing assembly with a first bearing component movable towards gears to provide sealing and a second bearing component transferring radial load to the housing and preventing radial load from being applied through first bearing component. The first bearing component and the second bearing component defining portions of the second set of through-openings.
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
F04C 2/08 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
28.
CONNECTOR RECORDING SYSTEM WITH READABLE AND RECORDABLE INDICIA
A connector recording system or platform includes a recording system designed to interact with a connector system to read an indicia and then transfer, store, and display information associated with the positioning of the connector system in the installed component or device. The connector system includes a male housing assembly, a female housing assembly coupled to the male housing assembly in a connected state, and a connector position assurance assembly with the indicia and a locking member that is movable between locked and unlocked positions. In the locked position, the locking member secures the male housing assembly to the female housing assembly and the indicia can be read by the scanner to signal that the connector position assurance assembly is in the locked position. In the unlocked position, the indicia is in a state that does not allow the scanner to obtain information from the indicia.
H01R 13/641 - Means for preventing, inhibiting or avoiding incorrect coupling by indicating incorrect couplingMeans for preventing, inhibiting or avoiding incorrect coupling by indicating correct or full engagement
29.
PERSONAL PROTECTIVE EQUIPMENT COMPLIANCE AND PERSONAL WELLNESS MONITORING SYSTEM WITH INTELLIGENT CONNECTED FACESHIELDS
Monitoring systems and methods incorporating wearable personal protection items such as headgear and faceshields equipped with intelligent sensor units configured to communicate with one another and simultaneously monitor personal wellness and safety protocol compliance across a community of persons.
G08B 25/01 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
G08B 21/02 - Alarms for ensuring the safety of persons
G08B 21/22 - Status alarms responsive to presence or absence of persons
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
An air intake system for an internal combustion engine and methods of operating the air intake system. The system includes a turbocharger, a supercharger in series with the turbocharger, a first intercooler between the turbocharger and the supercharger, and a second intercooler downstream of the supercharger. The method includes operating the air intake system to support the internal combustion engine in a drive mode by bypassing the supercharger by opening a first throttle valve in a first bypass line and operating the air intake system to support the internal combustion engine in a brake mode by closing the first throttle valve in the first bypass line.
The present disclosure pertains to systems and methods for rapid fault neutralization. An apparatus for managing an electrical fault in an electrical system can include a bridging member configured to establish a conductive pathway between contact points that are at differing electrical phase potentials within the electrical system. The apparatus can include a propulsion system configured to cause movement of the bridging member towards the contact points in response to the electrical fault in the electrical system, thereby initiating the conductive pathway. In this way, the apparatus responds to the electrical fault by initiating a controlled electrical arc through the conductive pathway.
H02H 1/00 - Details of emergency protective circuit arrangements
H02H 3/00 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection
H02H 7/00 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
32.
CONTROL SYSTEMS AND METHODS FOR MITIGATING MOTOR START-UP INSTABILITIES IN LIGHTLY LOADED CONDITIONS NEAR SYNCHRONOUS SPEED
Inventive concepts herein relate to mitigating phase current oscillations and vibrations in a spinning, lightly loaded three-phase electric motor. A motor starter can transition between various acceleration profiles defined by unique firing angles and/or firing angle rates of change. These transitions adjust the firing angle of thyristors, which directly manage each phase of a three-phase power supply to the motor. The motor start can identify when a motor has residual motion from prior operation and can modulate the firing angle and/or firing angle rate of change accordingly to reduce a duration of time that issues such as phase current oscillations or vibrations might occur.
H02K 17/30 - Structural association of asynchronous induction motors with auxiliary electric devices influencing the characteristics of the motor or controlling the motor, e.g. with impedances or switches
H02P 1/04 - Means for controlling progress of starting sequence in dependence upon time or upon current, speed, or other motor parameter
H02P 1/26 - Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor
H02P 23/04 - Arrangements or methods for the control of AC motors characterised by a control method other than vector control specially adapted for damping motor oscillations, e.g. for reducing hunting
33.
APPARATUS, SYSTEM AND METHOD FOR OPERATING AND PROTECTING ELECTRIC VEHICLE AS A POWER SOURCE
A smart load control system includes: a neutral forming auto-transformer (NFT) structured to form a neutral line; a plurality of smart circuit breakers (SCBs) including an islanding and grid-connecting device (IGD) coupled to the electric grid and an EV SCB coupled to the bidirectional EV charger, the IGD structured to sense grid voltage and switch ON and OFF the electric grid, the EV smart circuit breaker structured to sense EV voltage and switch ON and OFF the bidirectional EV charger; and a building energy system manager communicatively coupled to the plurality of SCBs and structured to collect data from each SCB, the data including at least the grid voltage and the EV voltage, select one of grid-connected mode or islanded mode based on the grid voltage and the EV voltage, perform a safe transition to the selected mode, and monitor the grid voltage and the EV voltage.
B60L 53/60 - Monitoring or controlling charging stations
H02H 3/00 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection
H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H02M 7/66 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with possibility of reversal
34.
APPARATUS, SYSTEM AND METHOD OF AC AND DC V2X AND SMART CHARGING USING A BIDIRECTIONAL ELECTRIC VEHICLE SUPPLY EQUIPMENT
A bidirectional electric vehicle supply equipment (EVSE) for use in a power distribution system having an EV, an electric grid, a load center and an aggregator or grid operator. The bidirectional EVSE includes a voltage sensor structured to sense grid voltage and EV voltage; an EVSE smart circuit breaker coupled to the voltage sensor and structured to connect or disconnect the EV based on a signal from the voltage sensor and to disable a PWM signal before opening EVSE contactors, an EVSE backup control power structured to provide control power to the bidirectional EVSE when the electric grid is not available; and a bidirectional EVSE communications controller structured to communicate with the EV, the load center and the aggregator during selecting an operation mode, transitioning to a selected operation mode, and performing operation and oversight protection in the selected operation mode.
B60L 53/30 - Constructional details of charging stations
B60L 53/60 - Monitoring or controlling charging stations
B60L 53/62 - Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
H04W 4/44 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
A fuel recirculation system manages fuel cell humidity requirements during the continuous operation of the vehicle by separating/injecting the water into the fuel line. During vehicle shutdown, the fuel recirculation system operates in a dehumidification mode in which fuel outlet from the fuel cell stack repeatedly cycles through a water separator and/or purge valve without being routed back to the fuel cell stack. Contaminated fuel from a gear case or sealing region of a blower also can be purged from the system. An example water separator includes a valve arrangement having a float-type actuator to selectively allow liquid water past a membrane to the storage tank.
H01M 8/04089 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
H01M 8/04228 - 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 during shut-down
36.
SYSTEM AND METHOD OF SECURELY EXECUTING IOT DEVICE COMMANDS IN POWER DISTRIBUTION AND DEFENSE DEVICES
A system includes a facility including a plurality of loT PDDs; a first end user device structured to transmit a request for a command for a target loT PDDD; second end user devices structured to receive second factor authenticators based on a first tier validation of the request in a two-tiered validation and return the second factor authenticators for a second tier validation of the request based on second user inputs from corresponding authorized command approvers; and a cloud network including a REST API and a cloud server, the REST API structured to interface with the loT PDDDs, the first and second end user devices and the cloud server, the cloud server including an loT PDDD commands execution manager coupled to the REST API and structured to perform the two-tiered validation and execute the command for the target loT PDDD upon a successful two-tiered validation via the REST API.
H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system
37.
VENT VALVE WITH LEAK CHECK AND THERMAL RUNAWAY RELIEF
A vent valve assembly can be operated in a passive venting mode, a leak check mode, and an emergency venting mode. The vent valve assembly is automatically transitioned from the passive venting mode to the emergency venting mode during a pressure spike. The vent valve assembly is manipulatable to be transitioned from the passive venting mode to a leak check mode using an actuator. The actuator may be manipulated from an exterior of the vent valve assembly.
F16K 17/04 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side spring-loaded
F16K 17/168 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
Some embodiments relate to a method of controlling a sensor apparatus for an electrical circuit. The method comprises: applying a clustering algorithm to a database of sensor measurements acquired from the sensor, the database of sensor measurements comprising sensor measurements indicative of the power supply during one or more events associated with the operation of one or more of the electrical loads and sensor measurements indicative of noise measurements during a baseline condition of the electrical circuit, the clustering algorithm being applied to the database of sensor measurements to determine a set of measurement clusters; identifying a cluster, from the set of measurement clusters, indicative of noise measurements; determining a noise threshold for the sensor based on the cluster indicative of noise measurements; and controlling one or more feedback actions of the sensor apparatus in dependence on the determined noise threshold.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
A compact design of a gear speed reducer for an electric vehicle is disclosed that operates to reduce speed from a high-speed electric motor to a lower speed appropriate for a gearbox designed to accept the lower speed. In an example, the compact gear speed reducer may be installed between the high-speed electric motor and the gearbox. In an example, the compact gear speed reducer may be installed within an enclosure of the electric motor. The compact gear speed reducer may include a ring gear, a sun gear, and a plurality of planet gears operatively connected by a planet carrier.
F16H 37/08 - Combinations of mechanical gearings, not provided for in groups comprising essentially only toothed or friction gearings with a plurality of driving or driven shaftsCombinations of mechanical gearings, not provided for in groups comprising essentially only toothed or friction gearings with arrangements for dividing torque between two or more intermediate shafts with differential gearing
A golf club grip removal tool includes a water container, a base for removably supporting the water container, a heat source for maintaining water within the water container at a generally constant temperature, and a golf club support structure defining an opening for receiving at least a portion of a shaft of the golf club, the golf club support structure configured to support the golf club shaft within the water container in a stable manner. The water container includes a removable lid portion for limiting evaporation of water from the water container, the lid portion defining a part of the golf club support structure.
A63B 60/14 - Coverings specially adapted for handles, e.g. sleeves or ribbons
C09J 5/06 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers involving heating of the applied adhesive
41.
ROCKER ARM ASSEMBLY WITH ROTATION-LOCKING MECHANISM
A rocker arm assembly can comprise a rocker arm. A rocker shaft comprises a channel and an oil path enclosed in the rocker shaft. The oil path is configured to supply hydraulic pressure within the rocker shaft to the channel. Rotation-locking mechanism comprises a locking pin or pressure pin configured to slide in the channel. The oil path is configured to supply oil pressure to the locking pin or pressure pin within the rocker shaft. The locking pin can be configured to slide in the channel between a locked position, where the locking pin abuts a groove, and an unlocked position, where the locking pin is withdrawn into the channel. Or, a locking pin can be configured to slide in the rocker arm between a locked position abutting the locking groove and an unlocked position where the locking pin is withdrawn into the rocker arm.
A double pressure capsule assembly for actuating a valve. The capsule assembly includes a plunger movable between a deactivated position wherein the plunger is disengaged from the valve and an activated position wherein the plunger engages the valve. The plunger divides the housing into a first chamber connected to a first source of fluid at a first pressure and a second chamber selectively connected to a second source of fluid at the first pressure. The plunger has a first surface area bordering the first chamber and a second surface area bordering the second chamber. The first surface area is less than the second surface area. A check valve divides the second chamber into a first sub-chamber and a second sub-chamber. A piston is disposed in the second chamber and is movable to engage the check valve and move the check valve to the open position.
F01L 1/26 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gearValve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines with more than two lift valves per cylinder
F01L 13/06 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
A polymer luminaire including a polymer housing having a longitudinal axis. An electrical board is mounted to an inner surface of the housing. The electrical board has an outer surface defining a plane extending at an angle to horizontal when the longitudinal axis of the housing is oriented parallel to horizontal. A light source is mounted to the electrical board and electrically connected to the electrical board for emitting light from the housing.
F21V 29/76 - Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
F21V 15/01 - Housings, e.g. material or assembling of housing parts
F21V 17/16 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts of the lighting deviceSnap action mounting
F21V 29/87 - Organic material, e.g. filled polymer compositesThermo-conductive additives or coatings therefor
F21Y 103/10 - Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
A power converter and a UPS including the same are provided. The power converter includes: a first power conversion module including a first and a second bridge arms, and a second power conversion module including a third and a fourth bridge arms, where first terminals of the first and second power conversion modules are configured to be capable of being electrically connected to a mains supply and/or a rechargeable battery, and second terminals are configured to be capable of being electrically connected to a DC bus; and a switch module, configured to enable the first terminals of the first and second power conversion modules to be selectively electrically connected to the mains supply and/or the rechargeable battery, where the first and second power conversion modules, and the switch module are configured to charge the rechargeable battery from the DC bus through the first and fourth bridge arms.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
The electronic module is configured for charging an electric vehicle. The electronic module comprises a charge controller unit, a safety unit and an energy monitoring unit. The charge controller unit, the safety unit and the energy monitoring unit are arranged in a common housing. The charge controller unit and the safety unit are further arranged directly in a charging path for the electric vehicle.
A bypass heat spreader includes a thermally conductive heat plate having a first end portion for contacting first terminal and second end portion for contacting second terminal, a first electrically insulative film encapsulating the first end portion, and a second electrically insulative film encapsulating the second end portion.
An electrical arrangement (1) comprising a support capacitor (10), a bridge circuit (20), a charge circuit (30) and a control unit (40) is described herein. The electrical arrangement (1) is configured to be connected to a first bus bar (L1) and a second bus bar (L2) of a DC link. The support capacitor (10) is coupled to the first and second bus bars (L1, L2) via the bridge circuit (20) and the charge circuit (30). The control unit (40) is configured to control the bridge circuit (20) and the charge circuit (30) according to a charging mode and a discharging mode. In the charging mode, the support capacitor (10) is charged using excess energy emerging from an overvoltage in the DC link, and in the discharging mode, energy stored in the support capacitor (10) is fed into the DC link. The bridge circuit (20) comprises four transistors arranged in an H-bridge configuration. Further, a method for operating an electrical arrangement (1) is provided.
The invention relates to a pre-charge unit (10) for pre-charging a DC load (20) having an input capacitance, the unit comprising a magnetoresistive conductor (12) for connecting the DC load to a DC voltage source (30); an electromagnetic arrangement (14) for generating a magnetic field (50) which is applied to the magnetoresistive conductor for controlling a current conducted through the magnetoresistive conductor from the DC voltage source to the DC load; a driver unit (16) for driving the electromagnetic arrangement; and a control unit (18) configured to control the driver unit to drive the electromagnetic arrangement for increasing the impedance of the magnetoresistive conductor by increasing the strength of the magnetic field applied to the magnetoresistive conductor during a pre-charging period.
H03K 17/90 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of galvano-magnetic devices, e.g. Hall-effect devices
A system includes: a central controller configured to generate an energy management request; and one or more client controllers. Each of the one or more client controllers is configured to communicate with the central controller through a first communications network, each of the one or more client controllers is associated with a controllable service location, and each of the one or more client controllers is configured to communicate with a premises energy management system (PEMS) that commands one or more controllable energy resources at the controllable service location to operate according to a user specification and the energy management request.
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H04L 67/125 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
A cable gland assembly includes a hub body defining an internal passage. The cable gland assembly further includes an intermediate body defining an internal passage, wherein the hub body receives the intermediate body, the intermediate body having a first end and a second end opposite the first end, wherein the second end of the intermediate body includes a threaded engagement portion. A gland nut having a first end and an opposite second end, the first end of the gland nut snap-fits to the threaded engagement portion of the intermediate body to secure a cable in the cable gland. A union nut having a first end and a second end, the first end of the union nut is threadedly coupled to the second end of the hub body, the second end of the union nut having a shoulder.
H02G 3/06 - Joints for connecting lengths of protective tubing to each other or to casings, e.g. to distribution boxEnsuring electrical continuity in the joint
A cable gland assembly includes a hub body, wherein an exterior portion of a second end of the hub body includes a multistart threaded portion. An intermediate body having a first end that is disposed within the hub body, and a second end having an annular projection disposed around an exterior portion of the second end of the intermediate body proximate to the second end of the hub body, the second end having external threads. A union nut defining an internal passage that receives the intermediate body and the second end of the hub body, a first end of the union nut threadedly engages the multistart threaded portion of the hub body. Tightening the union nut along the multistart threaded portion secures the intermediate body in the hub body. A gland nut having a first end that threadedly engages the external threads of the second end of the intimidate body.
Thermally conductive electrically insulating PAEK nanocomposite compositions and polymers suitable for improved electric motor windings are provided. PAEK nanocomposite insulated magnet wires are also provided.
C08G 65/40 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols and other compounds
H01B 3/42 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes polyesters, polyethers, polyacetal
H01B 13/14 - Insulating conductors or cables by extrusion
54.
ANNUNCIATING OR POWER VENDING CIRCUIT BREAKER FOR AN ELECTRIC LOAD
A circuit breaker for an electric load includes first and second terminals; a number of first separable contacts each electrically connected between one of the first terminals and one of the second terminals; a first mechanism to open, close or trip open the first contacts; a number of second separable contacts each electrically connected in series with a corresponding one of the first contacts; a second mechanism to open or close the second contacts; a processor to cause the second mechanism to open or close the second contacts, annunciate through one of the second terminals a power circuit electrical parameter for the electric load, receive from a number of the second terminals a confirmation from or on behalf of the electric load to cause the second mechanism to close the second contacts, and determine a fault state operatively associated with current flowing through the second contacts.
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 3/04 - Cutting-off the power supply under fault conditions
B60L 53/18 - Cables specially adapted for charging electric vehicles
B60L 53/30 - Constructional details of charging stations
B60L 53/66 - Data transfer between charging stations and vehicles
B60L 53/68 - Off-site monitoring or control, e.g. remote control
H01H 9/54 - Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
H01H 83/02 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
H02H 1/00 - Details of emergency protective circuit arrangements
H02H 3/00 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection
H02H 3/33 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to difference between voltages or between currentsEmergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
55.
SHIELDED ELECTRICAL CONNECTOR SYSTEM WITH INTERNAL SPRING COMPONENT
A shielded electrical connector system for electrically and mechanically connecting a component to a power source is disclosed. The connector system includes a male connector assembly with a male terminal, a non-conductive internal male housing that receives the male terminal, and a conductive external male housing that receives an extent of the internal male housing. This terminal includes a receiver and side walls with a contact arm that extends across an aperture in the side wall. An internal spring member with at least one spring arm resides within the male terminal receiver. A female connector assembly includes a female terminal with a receptacle that receives both the male terminal and the spring member. A non-conductive internal female housing receives the female terminal and an extent of the male connector assembly. A conductive external female housing that receives: (i) an extent of the internal female housing, (ii) an extent of the internal male housing, and (iii) an extent of the external male housing.
H01R 13/187 - Pins, blades or sockets having separate spring member for producing or increasing contact pressure the spring member being in the socket
H01R 13/428 - Securing in a demountable manner by resilient locking means on the contact membersSecuring in a demountable manner by locking means on resilient contact members
H01R 13/502 - BasesCases composed of different pieces
A recirculation delivery unit includes a pump and an ejector disposed within a common housing. The ejector path is disposed between the pump path and a motor operating the pump. The pump and the ejector may have a common inlet into the housing and/or a common outlet out of the housing. Fluid passing through the pump may be combined with fluid passing through the ejector before leaving the housing. A heater may be disposed within the ejector to provide de-icing and/or inhibit ice formation.
F04C 18/12 - Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
A user interaction device (100) comprises a user interaction element (1) reaching through an opening (20) in a wall element (2) from a front side (21) to a rear side (22) of the wall element (2) and being fastened to the wall element (2), a mounting adapter (4) and a carrier element (5) with at least one electrical component (6) mounted on the carrier element (5), wherein the user interaction element (1) comprises a user interaction part (11) situated on the front side (21) of the wall element (2) and a connector part (12) on the rear side (22) of the wall element (2), the mounting adapter (4) is fastened to the connector part (12) by a clip connection, the carrier element (5) is fastened to at least two fastening elements (42) of the mounting adapter (4) by means of mechanical connection elements (7), and the at least two fastening elements (42) have a predetermined length so that the at least one electrical component (6) is at a predefined position with respect to the user interaction element (1).
The present invention relates to an enclosed drive which comprises an electric motor. According to the invention, the electric motor (12) is located in an enclosed housing (10) together with an output shaft (13) of the electric motor (12) and an inner magnetic clutch disc (16), with the output shaft (13) driving the inner magnetic clutch disc. The inner magnetic clutch disc (16) is magnetically coupled to an outer magnetic clutch disc (18) located outside of the housing (10) in order to transmit a torque from the electric motor (12).
H02K 5/136 - Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
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 7/11 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with dynamo-electric clutches
H02K 49/10 - Dynamo-electric clutchesDynamo-electric brakes of the permanent-magnet type
H02K 11/215 - Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
Embodiments of a busway system that includes an integrated cable hanger for use with an EV charging system are disclosed. The integration of the cable hanger into the busway allows users to access the EV charging connectors of the EV charging system while maintaining the busway at a height above that which would be accessible by a user, thus minimizing the likelihood of damage to several components of the EV charging system. The cable hanger includes a cable hook which can be used to hang the cable of an EV connector. In some embodiments, the cable hanger is structured to enable the cable hook to be lowered from the busway and raised back up, and in other embodiments, the cable hanger maintains the cable hook at a pre-set height below the busway.
Some embodiments relate to a method of energy management for an electrical system of a building. The electrical system comprises one or more inflexible energy assets and one or more flexible energy assets. The method comprises: obtaining power data for the electrical system; and operating the one or more flexible energy assets to balance electrical power in the electrical system by: determining an energy forecast for the electrical system based on the power data, wherein the energy forecast is determined using a forecasting model for the electrical system; and determining a power schedule for controlling the one or more flexible energy assets to balance the electrical power in the electrical system using the determined energy forecast.
G05B 15/02 - Systems controlled by a computer electric
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
61.
THERMALLY CONDUCTIVE AND ELECTRICALLY INSULATING HIGH TEMPERATURE POLYMERS
Thermally conductive and electrically insulating PAEK nanocomposite materials are provided that can exhibit good mechanical properties at elevated temperatures (up to 200 deg C.). This class of high temperature polymers are thermally conductive and electrically insulating yet have medium viscosity which enables then to be useful for injection molding of thin sections.
C08G 65/40 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols and other compounds
H01B 3/42 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes polyesters, polyethers, polyacetal
H02K 15/10 - Applying solid insulation to windings, stators or rotors, e.g. applying insulating tapes
A tool operator training system is provided, comprising first operator sensors (102, 104) configured to be placed on an expert operator and a first tool (103) with first tool sensor (106). A first controller (105) is configured to measure (S301) expert operator movements and expert operator tool movements, and generate an expert operator avatar. Second operator sensors (112, 114) are configured to be placed on a trainee operator and a second tool (113) with second tool sensors (116). A second controller (115) is configured to generate (S302) a trainee avatar for a trainee operator, and measure (S303) trainee operator movements and trainee operator tool movements. A difference between the expert avatar and the trainee avatar performing an action is calculated, when the trainee operator is performing the action. Guidance is displayed at an augmented reality headset to guide the trainee operator to adapt movements to minimize the calculated difference when the trainee operator is performing the action.
Device, System and Method for Detecting Overheating in Energy Meter Socket There is provided a device, system and method for detecting a hot socket condition at an energy meter due to overheating at an energy meter socket to which the energy meter is connected in which a series of energy meter temperature measurements for each of a plurality of time periods and one or more further energy meter parameters of the energy meter for each of the plurality of time periods are received (S202; S204). A model is fitted (S206) of the energy meter temperature measurements as a function of the one or more further energy meter parameters for each of the time periods. A baseline temperature value for each time period is determined (S208), and a trend in the baseline temperature values is determined (S210). Overheating in the energy meter socket is detected (S212) when the trend is an increasing trend.
G01K 3/10 - Thermometers giving results other than momentary value of temperature giving differences of valuesThermometers giving results other than momentary value of temperature giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature
G01K 7/42 - Circuits effecting compensation of thermal inertiaCircuits for predicting the stationary value of a temperature
G01R 22/06 - Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
64.
SWITCH ARRANGEMENT AND METHOD FOR OPERATING A SWITCH ARRANGEMENT
A switch arrangement (1) for switching a current line (2) between a first terminal (31) and a second terminal (32) is specified herein, wherein the switch arrangement (1) comprises : - a mechanical bypass switch (4) electrically connected between the first terminal (31) and the second terminal (32), - a first semiconductor switch (51) electrically connected in parallel to the mechanical bypass (4) switch, and - a second semiconductor switch (52) electrically connected in parallel to the mechanical bypass (4) switch and the first semiconductor switch (51), wherein - the first semiconductor switch (51) comprises a unipolar semiconductor switching element (511) and the second semiconductor switch (52) comprises a bipolar semiconductor switching (521) element. Further, a method for operating a switch arrangement (1) is specified herein.
A dimmer includes a TRIAC, a zero crossing detection circuit coupled to the TRIAC and structured to detect zero crossing of line voltage; a gate control circuit coupled to a gate of the TRIAC and the zero crossing detection circuit, the gate control circuit structured to drive the gate of the TRIAC to switch between an on phase and an off phase; a power supply circuit coupled to the gate control circuit and the zero crossing detection circuit, the power supply circuit structured to supply power to at least the gate control circuit and the zero crossing detection circuit; a snubber circuit coupled to the TRIAC and structured to limit fast transient voltages; and a zero crossing detection improvement circuit comprising a first switch and a second switch and structured to block current from flowing through the power supply circuit and the snubber circuit during the off phase.
H05B 45/3575 - Emulating the electrical or functional characteristics of incandescent lamps by means of dummy loads or bleeder circuits, e.g. for dimmers
A dimmer includes a TRIAC structured to conduct load current during an on phase and not conduct the load current during an off phase; a snubber circuit including a resistor and a capacitor electrically connected to the resistor at a node; and a bidirectional switch structured to transmit a gate current pulse to gate of the TRIAC to switch the TRIAC between the OFF phase and the ON phase, the bidirectional switch including a first MOSFET, a second MOSFET, a first resistor electrically connected to source of the first MOSFET and a second resistor electrically connected to source of the second MOSFET, drain of the first MOSFET being electrically connected to the node of the snubber circuit, and drain of the second MOSFET being electrically connected to the gate of the TRIAC.
H03K 17/687 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices the devices being field-effect transistors
H05B 45/10 - Controlling the intensity of the light
H05B 47/24 - Circuit arrangements for protecting against overvoltage
68.
SLEEVED ROCKER SHAFT FOR TYPE III HEAVY DUTY VALVE TRAIN
A rocker shaft assembly configured to support a rocker arm and deliver oil to the rocker arm and related method of making is provided. The rocker shaft assembly includes a core shaft and a sleeve. The core shaft has a core body including a main oil supply channel formed thereon. The sleeve has passages formed thereon. The sleeve is disposed around the core shaft. The main oil supply channel aligns with at least one of the passages on the sleeve. The main oil supply is milled into the core shaft.
A vent valve assembly is provided including a housing having a float chamber. The vent valve assembly further includes a float assembly having a movable float movable along a longitudinal axis and a plate assembly having a first side facing the float assembly. The float includes float guiding structures operatively engaged with plate guiding structures provided on the plate assembly. The guiding structures constrain the float or guide motion of the float along the longitudinal axis.
Some embodiments are directed to a computer implemented system and method to determine relationships between data elements using a knowledge graph are described. The method comprises establishing a knowledge graph having graph elements, associating weights with data elements and determining at least some of these weights to be modifiable weights. Training data is used to determine the relationships between data elements in the knowledge graph by calculating the strength of the relationship. The calculated relationship strength values are compared to previously established relationship strength values, and one or more modifiable weights are modified to reduce the error between the calculated and established relationship strength values. These steps are repeated until a matching criterion is reached.
Some embodiments are directed to a hybrid circuit breaker, including a mechanical bypass switch and a voltage source arrangement disposed in an outer conductor path. A first semiconductor circuit arrangement can be connected in parallel to the mechanical bypass switch and the voltage source arrangement. The hybrid circuit breaker can include an electronic control unit and a current measuring arrangement, and a first snubber arrangement connected parallel to the first semiconductor circuit arrangement. The first snubber arrangement can be connected to the neutral conductor path, the hybrid circuit breaker being embodied to limit an electric current at the first outer conductor terminal to a predefined current level, and the control and driver unit being embodied to switch-off the mechanical bypass switch and activate the first semiconductor circuit arrangement to limit the electric current at the first outer conductor terminal.
H02H 3/02 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details
H02H 9/04 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
72.
ENERGY MANAGEMENT SYSTEM FOR AN ELECTRICAL POWER GRID
A system includes: a central controller configured to generate an energy management request; and one or more client controllers. Each of the one or more client controllers is configured to communicate with the central controller through a first communications network, each of the one or more client controllers is associated with a controllable service location, and each of the one or more client controllers is configured to communicate with a premises energy management system (PEMS) that commands one or more controllable energy resources at the controllable service location to operate according to a user specification and the energy management request.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
A differential assembly includes helical pinions and side gears with helical gear faces. In certain cases, the helical pinions and side gears are pre-mounted to a cage and then inserted into a case of the differential assembly as a unit. In certain cases, an electronic locking arrangement is mounted to the differential assembly. The locking arrangement includes a lock plate biased away from a lock gear. Pins extend through a case of the differential assembly to actuate the lock plate upon energization of an electric coil.
F16H 48/11 - Differential gearings with gears having orbital motion with orbital spur gears having intermeshing planet gears
F16H 48/24 - Arrangements for suppressing or influencing the differential action, e.g. locking devices using positive clutches or brakes
F16H 48/34 - Arrangements for suppressing or influencing the differential action, e.g. locking devices using externally-actuatable means using electromagnetic or electric actuators
74.
A METHOD AND DEVICE FOR PREDICTION AND VALIDATION OF METER-TRANSFORMER CONNECTIONS IN A POWER GRID
A method is described for prediction and validation of meter-transformer connections in a radial power grid. The method uses location data for the meters and transformers in mapping data, known connections between these meters and transformers, and voltage data representative of voltage as a function of time for the meters in the mapping data. Are also described a device implementing the method and a system comprising a power grid and the device.
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
A solenoid driver circuit for a circuit breaker is provided. The circuit breaker includes a control circuit, a solenoid and secondary contacts and is structured to be coupled between a power source and a load. The solenoid driver circuit includes a first switch coupled to a solenoid and a first resistor structured to sense solenoid current; a second switch coupled to a second resistor, the second switch structured to be turned on based on a switch drive signal from the control circuit; one pulse width modulation (PWM) current controller coupled to the control circuit, the first switch, the second switch and the first resistor, the one PWM current controller structured to adjust the solenoid current and drive the solenoid to open or close the secondary contacts using a plurality of peak solenoid current limits including a first peak solenoid current limit and a second peak solenoid current limit.
H01H 71/74 - Means for adjusting the conditions under which the device will function to provide protection
H02H 3/08 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current
A control system includes a data monitoring module configured to: obtain one or more status indicators of a voltage regulation system, each status indicator corresponding to an operating parameter of the voltage regulation system; determine a state value of each status indicator at a second time; compare the state value of each status indicator to a state value for that status indicator at a first time, the first time occurring before the second time; determine whether any operating parameter of the voltage regulation system changed state based on the comparison; and if any operating parameter of the voltage regulation system changed state, store a record in a dataset, the record including the state value of all of the status indicators and a time stamp that includes the second time.
G01D 1/10 - Measuring arrangements giving results other than momentary value of variable, of general application giving differentiated values
G01R 13/00 - Arrangements for displaying electric variables or waveforms
G05F 1/12 - Regulating voltage or current wherein the variable is actually regulated by the final control device is AC
G05F 5/00 - Systems for regulating electric variables by detecting deviations in the electric input to the system and thereby controlling a device within the system to obtain a regulated output
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H03B 28/00 - Generation of oscillations by methods not covered by groups , including modification of the waveform to produce sinusoidal oscillations
77.
DETERMINING AN INTERNAL BATTERY TEMPERATURE BASED ON A DETERMINED BATTERY TEMPERATURE CHANGE OVER TIME FROM AN INITIAL TEMPERATURE CONDITION
Some embodiments relate to a method for determining an internal temperature of a battery. The method includes obtaining an initial temperature condition of the battery indicative of battery temperature at an initial time, receiving an electrical current in the battery at a given time after the initial time, and receiving an ambient temperature associated with the battery at the given time. The method includes determining a heat generation rate in the battery based on an internal resistance of the battery and on the received current, and determining a temperature change of the battery at the given time from the initial time, the temperature change being determined based on the initial temperature condition and the heat generation rate. The internal temperature of the battery is determined based on the determined temperature change and the ambient temperature.
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
G01K 7/42 - Circuits effecting compensation of thermal inertiaCircuits for predicting the stationary value of a temperature
Disclosed herein are compositions for and methods of forming a modified silicone rubber that includes titanium dioxide. The disclosed composition creates a hydrophobic surface that prevents or minimizes ice formation on the external surface of apparatuses utilized in low temperature services. The disclosed composition is suitable for installation in cryogenic or refrigerant service, while also maintaining performance in high-temperature applications.
A rocker arm assembly comprises a first rocker arm having a first valve end, a second rocker arm having a second valve end, a first valve, a second valve, a hydraulic capsule disposed in the first valve end and movable between an extended and retracted position, and a swing bridge selectively actuatable by the first or second rocker arm and span the first and second valve. In engine brake mode, the hydraulic capsule moves to the extended position, causing the swing bridge to swing angularly as the first rocker arm rotates so as to actuate the first valve without actuating the second valve. In drive mode, the hydraulic capsule moves to the retracted position, and the swing bridge is actuated by the second valve end of the second rocker arm as the second rocker arm rotates so as to actuate both the first valve and the second valve.
F01L 1/26 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gearValve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines with more than two lift valves per cylinder
F01L 1/24 - Adjusting or compensating clearance, i.e. lash adjustment automatically by fluid means, e.g. hydraulically
F01L 1/46 - Component parts, details, or accessories, not provided for in preceding subgroups
F01L 13/06 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
A system and method for high voltage oscillation damping and capacitance controlling is provided. The system includes a high-voltage circuit including a first switching component and a second switching component connected in series and a layered bus system in electrical communication with the high-voltage circuit. The layered bus system includes alternating bus bar layers of an electrically insulative material and bus bar layers of a conductive material. The layers of the conductive material each comprise a first material and a second material, the second material having a higher resistivity than the first material. A geometry of the layers of the conductive material equalizes a capacitance across each of the first switching component and the second switching component.
H02M 7/48 - 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
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
H01L 25/07 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in subclass
H01L 25/065 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
H01L 25/11 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices having separate containers the devices being of a type provided for in subclass
H01G 9/26 - Structural combinations of electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices with each other
A lightweight and low noise gear assembly includes a gear assembly that includes a hub, at least one disc, and a ring gear component, wherein two or more of the hub, the at least one disc and the ring gear component are welded together. A lightweight and low noise gear assembly includes a shaft assembly that includes a ring gear, and at least one disc joined with the ring gear. A method of forming a gear assembly, the gear assembly including a hub, at least one disc, and a ring gear component, the method including press-fitting the at least one disc onto the hub and the ring gear, and welding the at least one disc and the ring gear to the hub.
A system and method for high voltage oscillation damping and capacitance controlling is provided. The system includes a high-voltage circuit including a first switching component and a second switching component connected in series and a layered bus system in electrical communication with the high-voltage circuit. The layered bus system includes alternating bus bar layers of an electrically insulative material and bus bar layers of a conductive material. The layers of the conductive material each comprise a first material and a second material, the second material having a higher resistivity than the first material. A geometry of the layers of the conductive material equalizes a capacitance across each of the first switching component and the second switching component.
H01L 23/538 - Arrangements for conducting electric current within the device in operation from one component to another the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
H01L 23/367 - Cooling facilitated by shape of device
H02M 3/00 - Conversion of DC power input into DC power output
H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
A mounting bracket attaches a junction box to a support structure. The mounting bracket includes a body portion and a locking portion attached to the body portion. The body portion includes at least one attachment feature for attaching the mounting bracket to a support structure. The locking portion includes first and second locking arms that extend from the body portion. At least one of the locking arms is receivable within an opening in the junction box. The first and second locking arms may be moveable relative to each other to engage the locking arms, lock the second locking arm to the first locking arm, and secure the mounting bracket to the junction box when the first locking arm is received in the opening in the junction box.
The present disclosure relates a quick disconnect coupling assembly having a collar inserted through an internal valve seat to be joined to a valve member and form a seal with the internal valve seat. The assembly having a valve guide positioned within the flow passage, a valve member supported by the valve guide within the valve housing, and a collar mounted to a valve head of the valve member.
F16L 37/40 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings with a lift valve being opened automatically when the coupling is applied
85.
AUTOMOTIVE INVERTER WITH INTEGRATED COOLING SYSTEM
A cooling system for an automotive inverter includes a plurality of components laid out in a stacked configuration within a housing, the plurality of components including electrical switching components centrally disposed within the stacked configuration, and a coolant channel running within the stacked configuration below and above the electrical switching components for carrying a cooling fluid around the plurality of electrical switching components to regulate the temperature of the electrical switching components and other components of the plurality of components in the stacked configuration above and below the coolant channel.
A rocker arm configured to perform a first event and a second event against a valve bridge assembly operably associated with first and second engine valves includes a rocker arm body configured to rotate about a rocker shaft. The rocker arm body includes a first event rocker arm assembly comprising a hydraulic capsule in a bore, and a second event rocker arm assembly. The first event rocker arm assembly is configured to selectively engage the valve bridge assembly to open the first and second engine valves.
F01L 1/24 - Adjusting or compensating clearance, i.e. lash adjustment automatically by fluid means, e.g. hydraulically
F01L 1/26 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gearValve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines with more than two lift valves per cylinder
F01L 13/06 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
F16K 15/04 - Check valves with guided rigid valve members shaped as balls
F16K 15/18 - Check valves with actuating mechanismCombined check valves and actuated valves
An automotive inverter including a grounding spring, a thermal boss to measure a coolant temperature, an AC busbar assembly, a DC busbar assembly, a motor harness configured to seal a cable passing into a housing of the automotive inverter, an injection molded plastic double shot and an alignment insulator are provided. The motor cable harness includes a clip that includes two halves, the two halves coming together to surround the cable; an O-ring positioned around the cable and disposed within the two halves surrounding the cable, wherein the two halves encapsulate the O-ring; and a potting material disposed and surrounding the cable.
An active discharge control device for an automotive inverter includes a slope detector circuit coupled to a voltage sensor that detects a voltage across a DC link capacitor, the slope detector circuit for detecting a negative voltage rate across the DC link capacitor based on output of the voltage sensor; a processor coupled to the slope detector circuit that turns on a light source powering a first photovoltaic gate driver when the negative voltage rate is detected; the first photovoltaic gate driver coupled to a first switching device, wherein the first photovoltaic gate driver generates a first voltage to turn-on the first switching device based on the detected negative voltage rate of the DC link capacitor, and wherein the first switching device is configured to provide a control signal to an active discharge circuit to discharge the DC link capacitor when the first switching device is turned-on.
METHOD, SYSTEM, COMPUTER PROGRAM AND COMPUTER READABLE STORAGE MEDIUM FOR GENERATING A GRAPHICAL USER INTERFACE FOR OPERATING AT LEAST ONE INDUSTRIAL DEVICE
A method for generating a graphical user interface (1) for operating at least one industrial device is specified, comprising - providing a database (2) comprising at least two tables, wherein each table is characteristic for at least one information of the at least one industrial device, - generating the graphical user interface (1) dynamically dependent on the database (2), wherein the generated graphical user interface (1) comprises at least one page with controls, characteristic for the information, with which the at least one industrial device is operated. Further, a system, a computer program and a computer readable storage medium are provided.
An electric vehicle (EV) charging system includes a first busway connected to a power source, the first busway including a first socket and a first busbar structured to carry current from the power source to the first socket; a first bus-plug structured to be plugged into the first socket, the first bus-plug including a first EV charger structured to charge a first EV of an EV fleet; and a first EV connector that is coupled to the first EV charger via a first EV cord and structured to be inserted into a power receptacle for the first EV.
A switchgear is disclosed, which comprises a switchgear housing, a number of busbars and a number of disconnectors with-in the switchgear housing, wherein the disconnectors are arranged in the course of the busbars. Moreover, the switchgear comprises a dis-connector housing, which is arranged within the switchgear housing and encompasses at least the disconnectors. The disconnector housing has at least one bottom opening and at least one top opening allowing an air flow from the at least one bottom opening to the at least one top opening via said disconnectors.
Some embodiments relate to a switchgear is disclosed, which comprises a tank system filled with an insulating gas and a switching device and at least one electronic sensor within the tank system. Moreover, the switchgear comprises a contactless power transmission system with a power transmitter outside of the tank system and with a power receiver within the tank system, wherein the power receiver is coupled to the power transmitter. Further on, the power receiver is electrically connected to the electronic sensor and designed to supply electric power to the same.
A power converter and a staircase modulation method therefor are provided. The power converter includes n cascaded bridges, where n≥2, the n cascaded bridges are each configured to output same multilevel pulses, the output n multilevel pulses are sequentially phase-shifted by a same angle, and the n multilevel pulses are superposed on each other to form a desired output pulse waveform of the power converter. Each of the n cascaded bridges is configured such that an output pulse of each cascaded bridge includes 2k+1 sub-pulses in each half cycle, where k≥1; and the 2k+1 sub-pulses are symmetrically distributed by using a (k+1)th sub-pulse as a center, pulse widths from a 1st sub-pulse to the (k+1)th sub-pulse sequentially increase, and pulse widths from the (k+1) sub-pulse to a (2k+1)th sub-pulse sequentially decrease.
H02M 1/12 - Arrangements for reducing harmonics from AC input or output
H02M 7/5387 - 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 in a bridge configuration
Various implementations include an electrical connector for use in a power distribution assembly. The electrical connector comprises an electrically conductive male terminal having a hollow body and at least one contact arm extending from a first side of the body. The body comprises at least one planar wall section and a plurality of curved wall sections. The electrical connector also comprises an internal spring disposed within the hollow body of the male terminal. The internal spring has at least one spring arm that is configured to underlie the at least one contact arm.
A method for power distribution network management is disclosed, comprising: (204) a first machine learning model (400) for detection of EV charging events; obtaining input data comprising net energy consumption data (206) for a given meter (103-i, 104j); identifying (205) EV charging events for said given meter based on the input data by applying said first machine learning model (400); determining (207) that said given meter is used for EV charging; training (209) a second machine learning module (501); and using the trained second model and respective input data for one or more meters determined as being used for EV charging for detecting (210) an EV energy charging profile for each meter determined as being used for EV charging, wherein a profile is representative of the EV charging energy consumption as a function of time; and providing an output signal. A device carrying out the method is also disclosed.
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
97.
DETECTING AN OCCUPANCY STATUS OF VEHICLE CHARGING SLOTS
Disclosed herein is a system for detecting occupancy of one or more charging slots. In particular, disclosed is a system for detecting occupancy of one or more parking slots in an environment (the one or more parking slots comprising electric charging infrastructure). The system comprises an electric vehicle charger associated with the one or more parking slots and one or more magnetometers integrated into the electric vehicle charger. The one or more magnetometers are configured to measure a magnetic field within the one or more parking slots. The system also comprises one or more processors configured to: receive data indicative of the magnetic field measured by the one or more magnetometers; determine, based on the measured magnetic field, an occupancy status of a first parking slot of the one or more parking slots; and output a notification indicative of the occupancy status.
B60L 53/30 - Constructional details of charging stations
B60L 53/36 - Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
B60L 53/39 - Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer with position-responsive activation of primary coils
B60L 53/66 - Data transfer between charging stations and vehicles
A system includes: a DC bus electrically configured for connection to one or more of a rectifier and an inverter, the DC bus including a positive bus and a negative bus; and a DC link electrically connected to the DC bus. The DC link includes: an energy storage apparatus includes at least two energy storage elements; and a fuse assembly electrically connected the energy storage apparatus and to one of the positive bus and the negative bus.
A power converter is provided. The power converter is configured to be connected between a multi-phase alternating current power supply derived from an alternating current power network and a load. For each phase of the alternating current power supply, the power converter includes n power modules, and each power module has: one alternating current input end; m power units connected in parallel to the alternating current input end; and m direct current output ends. Alternating current input ends of the n power modules are sequentially connected in series and are connected between a corresponding phase and a common node. Direct current output ends of selected power units are connected in parallel to form one direct current output of the power converter. The disclosure can simultaneously meet loads with different requirements without adding additional DC/DC converters, thereby reducing consumption generated in a power conversion process.
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
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
H02M 7/25 - 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 arranged for operation in series, e.g. for multiplication of voltage
100.
Lens for a light emitting diode (LED) luminaire assembly
patents
