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WO/2023/134970A1 |
The invention relates to a high-voltage supply for drive motors of an electric vehicle, comprising a distribution box which receives high-voltage components and which comprises high-voltage connections (72.1 - 72.4) arranged thereon, sai...
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WO/2023/137324A1 |
A system for an electromechanical transfer or disconnect switch wherein the system can comprise one or more contacts, a mechanical lever, and an actuator. The mechanical lever can comprise a first end, which can comprise a pivot and one ...
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WO/2023/135224A1 |
A voltage limiting device (15) for constant current circuits (10) comprises input terminals (153) for connecting the voltage limiting device to a current supply (11) of a constant current circuit, output terminals (154) for connecting th...
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WO/2023/133041A1 |
Electrical connectors with integral fault detection are provided. The connectors are adapted to be coupled to AC multi-phase electrical cables, and can include a plurality of phase contacts, a detector, and an indicator. The phase contac...
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WO/2023/133578A1 |
An over-voltage protection system is provided for use with electrical equipment. The system includes a protection circuit having a first bus (141) for receiving electrical power, a second bus (142) for providing power to the equipment (2...
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WO/2023/123677A1 |
Provided are a control method and device of a power type energy storage apparatus and a regional power system. The power type energy storage apparatus is connected to an incoming line end of a second transformer by means of a first trans...
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WO/2023/123640A1 |
Disclosed in the present invention is a convenient and fast treatment method for an inter-phase short circuit of a three-phase electric power system. The method comprises: firstly, cutting off a fault current; then, constructing a detect...
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WO/2023/128838A1 |
The invention is a surge protector comprising a housing and discharge modules. The discharge modules comprise insulating bodies and a plurality of electrodes arranged in said insulating bodies with the formation of discharge gaps between...
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WO/2023/128737A1 |
A junction temperature estimating device according to a first embodiment of the present invention comprises: a power loss calculation unit for calculating a power loss by receiving a voltage and a current of a switching element as inputs...
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WO/2023/117711A1 |
The invention relates to a disconnection module (30) for an electronic control unit (20) of a motor vehicle (1), said electronic control unit (20) comprising a disconnection module (30) configured to be electrically connected to at least...
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WO/2023/118726A1 |
The invention relates to a method for protecting an electrical network, comprising the steps of: - monitoring at least one electrical quantity of the network; - triggering actions on physical protections included in the network according...
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WO/2023/122421A1 |
A method of monitoring a fuse of a work machine includes sensing a fuse current; detecting when the fuse current exceeds a threshold; quantifying a difference current that is a difference between the fuse current and the threshold curren...
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WO/2023/116991A1 |
The invention relates to a method for checking the switch-off capability of an electronic breaker (3), which is in the form of a MOSFET and which is used as a circuit breaker between a voltage supply and a control unit, in which the MOSF...
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WO/2023/120909A1 |
The present invention relates to a solid state circuit breaker, comprising: a semiconductor switch unit including a semiconductor switch that electrically connects or disconnects a power system and a load according to a voltage applied t...
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WO/2023/122065A1 |
A method and system are provided to control circuit breaker operations. In the method and system, near-field RF signal is monitored at or around electrical contacts of the circuit breaker using at least one near-field radio frequency (RF...
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WO/2023/112352A1 |
The protection control terminal according to the present embodiment is connected to a process bus and has an output unit, a communication unit, and a calculation unit. The output unit is connected to one circuit breaker within a power sy...
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WO/2023/111821A1 |
There are provided systems and methods for controlling multiple-microgrid systems, which include a control system having two or more primary controllers, each configured to be in communication with a corresponding microgrid (MG) and a co...
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WO/2023/105369A1 |
An article of personal protective equipment (PPE) includes a plurality of communication circuits corresponding to a plurality of communication channels, and a controller communicably coupled to the communication circuits. The controller ...
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WO/2023/103841A1 |
The present application discloses a soft start circuit (300) and an electronic device. The soft start circuit (300) comprises a first power supply input end (400), a second power supply input end (500), a first capacitor (Cout), a soft s...
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WO/2023/101162A1 |
A string optimizer of the present invention is connected between a photovoltaic string and an inverter, which constitute a photovoltaic power generation system, so as to boost or bypass and output a voltage applied from the photovoltaic ...
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WO/2023/100088A1 |
The present invention relates to a method for insulation monitoring and insulation fault location for unearthed power supply systems without a test current generator, said method comprising: A) providing a permanent measurement voltage b...
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WO/2023/099030A2 |
An apparatus includes: a plurality of separable load break devices, each separable load break device including: a resettable current interruption device associated with operating states, the operating states including at least a first op...
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WO/2023/093426A1 |
A solid-state power controller, comprising a hard wire configuration unit (1), a bus unit (2), a configuration circuit (3), and an algorithm control circuit (4). The hard wire configuration unit (1) and the bus unit (2) are respectively ...
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WO/2023/095949A1 |
The present invention proposes a distribution board and a distribution board system having a self-diagnosis function, which can perform a self-diagnosis function, remotely control a switch, monitor the total amount of power, include a se...
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WO/2023/097103A1 |
A direct current (DC) hybrid circuit breaker (HCB) includes a current sensor and a variable inductor. In the event of a short circuit fault current reaches a preset threshold, the current sensor will send a tripping signal to a controlle...
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WO/2023/095535A1 |
Provided is an interrupting device capable of satisfactorily interrupting the energization of a power path. An interrupting device (30) interrupts the energization of a power path (Pp) having a first conductive path (31) and a second c...
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WO/2023/095567A1 |
A power supply monitoring device (20) is applied to a power supply system (100) comprising a first system (ES1) having a first load (34) and a second system (ES2) having a second load (36), wherein the first system and the second system ...
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WO/2023/094076A1 |
A charging station (1) for charging an energy store (2) of an electric vehicle (3) is proposed, comprising: a fault current sensor (9) assigned to the phases (L1, L2, L3) and to the neutral conductor (N) and configured for detecting a te...
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WO/2023/087943A1 |
Disclosed in the present application are a method and apparatus for discriminating the consistency of receiving and sending delays of a differential channel, and an electronic device and a differential protection communication system, wh...
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WO/2023/087428A1 |
A new secondary wire break protection apparatus for a current transformer, the apparatus comprising: a working power source, a first intermediate relay, a second intermediate relay, an alarm indicator lamp 1HL1, and a single-phase connec...
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WO/2023/085130A1 |
A power supply monitoring device 20 comprises: a connection path LB that connects a first path LA1 and a second path LA2 to each other; an inter-path switch SW provided on the connection path LB; a current limiting element 23 which is pr...
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WO/2023/085722A1 |
The present invention relates to a development of a discontinuous jump current breaker for cutting off, in an alternating current power system having an insulating material that exhibits a nonlinear electrical property between two electr...
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WO/2023/083496A2 |
A circuit interrupter includes separable contacts; an operating mechanism; an electronic trip unit; and a current sensor assembly including: a harvester circuit having a primary conductor through which input current passes, a secondary w...
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WO/2023/083761A1 |
The invention relates to a device comprising: - an electrical energy storage element defined by an associated DC operating voltage; - a charger configured to charge the storage element when the storage element is discharged and the devic...
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WO/2023/080686A1 |
A power regulator according to an embodiment of the present invention may comprise: a fuse module which includes first to third fuses; a thyristor module which includes first to third thyristors and controls power supplied to a load; a s...
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WO/2023/080493A1 |
The present invention relates to the development of a full electronic overcurrent breaker of which, by using a Kim-line current sensor which is not saturated at a high current (Korean patent No. 10-1981640), an overcurrent tripping time ...
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WO/2023/080940A1 |
A system and method for suppressing EMP-induced voltage surges due to detonation of a nuclear weapon at high altitude generating an EMP (HEMP) comprising E1, E2, and E3 component pulses. A plurality of shunting assemblies, each including...
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WO/2023/077929A1 |
The present invention relates to a modular power supply output protection circuit, in the technical field of secondary power supplies, comprising: a cut-off type overcurrent protection module (1), a cut-off type overvoltage protection mo...
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WO/2023/079100A1 |
The present disclosure relates to a method for distance protection of a transmission line carrying a plurality of phases for a phase-to-phase-to-ground fault comprising a first phase and a second phase of the plurality of phases as fault...
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WO/2023/081643A1 |
A method for a fault ride through testing of an electrical system including one or more power sources, one or more power consumers, and a first protective-isolation device and a second protective-isolation device both disposed between th...
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WO/2023/075942A1 |
A switching device for controlling power flow on a power line. The device includes a current sensor for measuring primary current on the line, a first voltage sensor for measuring primary voltage on the line at one side of the switching ...
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WO/2023/070783A1 |
The present application belongs to the technical field of power supply. Disclosed are a power source circuit, a working method for a power source circuit, and an illumination apparatus. The power source circuit comprises a first power so...
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WO/2023/074337A1 |
This ground fault detection device (10) is used in a vehicle-mounted system (100). The vehicle-mounted system (100) comprises a power source unit (90), a power storage unit (91), a conduction path (80), and a cutoff unit (74). The conduc...
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WO/2023/071495A1 |
Provided is a power-on/off enabling and undervoltage locking circuit for a satellite-borne power supply, comprising an input undervoltage protection circuit (1), a power-on/off signal isolation detection circuit (2), and an instruction d...
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WO/2023/066519A1 |
For a solid-state DC device (1 ) comprising: a first conductor path (2) and a second conductor path (5), a first power semiconductor (12) in the first conductor part (2), a first snubber (8), a first relay (9) arranged in series to the f...
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WO/2023/068305A1 |
A control device (10) comprises: a plurality of control units (150, 250); inter-system communication circuits (152, 252); internal power supply circuits (155, 255); and protection circuits (160, 260, 62-64). The control units (150, 250) ...
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WO/2023/069307A1 |
A circuit breaker trip device includes a circuit interface configured to interface with a receptacle for providing electrical power; a trip mechanism, operatively connected to the circuit interface, configured to overload a circuit break...
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WO/2023/064351A1 |
A circuit interrupter has first and second contacts that are actuatable relative to each other between a closed position wherein a power source and a load are in electrical communication and an open position wherein the power source and ...
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WO/2023/062974A1 |
Provided is an overvoltage protection circuit that is capable of detecting a single internal failure and capable of stably supplying a power supply voltage to a downstream circuit during an internal diagnosis. A calculation unit (10) of ...
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WO/2023/064602A1 |
A system includes control circuitry configured to manage faults of an electrical system. The system is configured to monitor consumption for a plurality of electrical circuits, such as branch circuits, and generate device information abo...
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