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WO/2024/074187A1 |
There is disclosed herein an energy storage module (1) for an energy storage system (100). The energy storage module (1) comprising at least one capacitor (10) for storing electrical energy and a diode (30) arranged antiparallel to the c...
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WO/2024/060754A1 |
Provided in the present disclosure is a lamp panel circuit, comprising a test power supply input port and a test power supply return port. The test power input port is connected to a test power supply; a test signal input port of a contr...
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WO/2024/048020A1 |
The present invention provides a power supply system capable of rapid arc extinguishing when a series arc discharge or a parallel arc discharge has occurred at a part more on a power storage module side than a power conversion device. ...
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WO/2024/045653A1 |
The present application discloses a photovoltaic system and a control method. The photovoltaic system comprises at least two photovoltaic strings, a power acquisition loop, a trip switch, a switch mode power supply, and a controller. The...
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WO/2024/048019A1 |
The present invention provides an electric power supply system (1, 201, 301) with which it is possible to rapidly extinguish an arc when arc discharge occurs. The present invention has an electric power supply module (2), a boosting ci...
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WO/2024/035250A1 |
Neutral tear protection device for equipment protection, supplied from a single or three-phase AC low-voltage grid/installation when a neutral conductor tear, disconnection and/or discontinuity occurs, intended for installation at the po...
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WO/2024/022840A1 |
The invention relates to, inter alia, a DC switchgear (100), in particular for earth fault detection during a switch-on process for switching on a connected DC load (200), and a switch system (300) comprising said DC switchgear (100). Th...
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WO/2024/015815A1 |
Fault protection for security system controllers is disclosed. An apparatus in accordance with aspects of the present disclosure includes for a reverse-polarity protection circuit, an overcurrent protection circuit, or the combination of...
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WO/2023/202278A1 |
The present application relates to the technical field of new energy. Disclosed is a charging device. The charging device comprises a power supply circuit, a measurement circuit and a control circuit, wherein the measurement circuit can ...
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WO/2023/159279A1 |
An electrical testing device comprising a first conductor, a second conductor, an active conductor, a neutral conductor, an earth conductor and one or more connectors to connect the active conductor, the neutral conductor and the earth c...
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WO/2023/155569A1 |
An electric spark elimination apparatus, an adapter, and a power supply system. The electric spark elimination apparatus (100) comprises: a first pluggable terminal (110) configured to be adapted to a second pluggable terminal (210) of a...
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WO/2023/151376A1 |
An electric spark elimination circuit, a power adapter, and an electronic device. The electric spark elimination circuit (100) comprises: a change-over switch (S), a first end of the change-over switch (S) being connected to an output en...
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WO/2023/136938A1 |
A control panel for controlling a security system. The control panel may comprise: one or more components; a memory for storing booting instructions, and a processor for executing the stored booting instructions. When carrying out a boot...
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WO/2023/136128A1 |
This electrical device is mounted to a vehicle. A connection terminal (a first connection section) is connected to the body of the vehicle. A device connector (a second connection section) is connected to a switch device (an external dev...
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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/2023/110539A1 |
The electric device (104) comprises: - a phase input terminal (BEP) and a neutral input terminal (BEN); - an electric circuit (107) comprising a neutral terminal (BN) designed to be connected to ground (GND); - a phase branch (BrP) conne...
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WO/2023/092883A1 |
A protective circuit capable of preventing error voltage access, comprising a first unidirectional conduction element, a triode control circuit, a first triode, a first capacitor, a Darlington transistor, a first resistor, a second resis...
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WO/2023/082714A1 |
A misconnection protection circuit, an electric power communication system, and an air conditioning unit. The misconnection protection circuit is arranged between a first communication circuit and a second communication circuit of an ele...
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WO/2023/066590A1 |
The invention relates to an intrinsically safe automation field device for use in a potentially explosive area, said device comprising: - a first and second connection terminal (30a, 30b) for connecting a two-wire line (14) via which a c...
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WO/2023/060440A1 |
The present application provides a connection apparatus, a starting power supply device and a storage battery clamp device. The connection apparatus comprises a load connection end and a load detection module, and the load connection end...
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WO/2023/052236A1 |
The invention relates to a battery management system (1) for a battery storage device (10) and for connecting the battery storage device (10) to a DC voltage source (2), preferably a battery charging device (2) or a circuit in a vehicle ...
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WO/2023/015690A1 |
A reverse current suppression circuit for a PMOS transistor, comprising: a gate driving unit (101), wherein if the potential of a source of a first PMOS transistor is less than the potential of a drain, the gate driving unit (101) makes ...
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WO/2023/003039A1 |
The electronic controller comprises: a first terminal (21) to which a control signal is input; a second terminal (22) connected to a low-potential side of a battery (30); a third terminal (23) connected to a high-potential side of the ba...
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WO/2022/258787A1 |
The present invention relates to a high voltage shore connection (HVSC) system (1) for connection of a vessel (1004) in port to electrical supply from the shore- side. The system (1) comprises a first intake (5004) comprising at least on...
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WO/2022/218566A1 |
The invention relates to a temperature-control device (1). A control unit (10) for changing the operating state of an electronic component (11) carries out the following steps: the control unit outputs an intention signal (RS); the contr...
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WO/2022/218338A1 |
Disclosed in the present application are a photovoltaic system, a direct-current combiner box and a wiring error detection method. The photovoltaic system comprises M direct-current combiner boxes and N inverters, wherein positive output...
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WO/2022/198694A1 |
Disclosed in the present invention are an arc extinguishing control system and method for a relay of an emergency power supply, which relate to the field of power supplies. A relay serves as a main switching circuit for controlling an em...
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WO/2022/179821A1 |
The invention relates to a communication device for a 2-wire Ethernet bus system, comprising a bridge rectifier, which has two bus-side terminals (B1-B2) and two device-side terminals (T1-T2). In addition, a power supply unit (PSU) is pr...
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WO/2022/174402A1 |
Disclosed in the present application are a photovoltaic system, a direct-current combiner box and a fault isolation method. The photovoltaic system comprises a fault isolation circuit and a DC/DC conversion circuit, wherein a first end o...
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WO/2022/167405A1 |
The invention relates to a device (10) for detecting a voltage drop between an anode connection (6) and a cathode connection (7), comprising: a control capacitor (CK), of which the first electrode is connected to the anode connection (6)...
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WO/2022/166060A1 |
Disclosed is a relay pull-in control method and control device for a grid-tie inverter. The method comprises the following steps: separately detecting states of a grid voltage and a relay, and determining that the grid voltage and the re...
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WO/2022/141027A1 |
A vehicle-mounted drive anti-reverse connection apparatus (102) and device (10). The vehicle-mounted drive anti-reverse connection apparatus (102) comprises an electric energy drive module (20) and an anti-reverse connection module (30),...
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WO/2022/101423A1 |
The invention relates to an electrical system comprising a power converter (10) for transferring power between an AC end (16) of the power converter (10) and a DC end (18) of the power converter (10), the AC end (16) of the power convert...
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WO/2022/100074A1 |
Provided are a power source reverse connection prevention circuit, a power distribution apparatus, and a power supply and distribution system. The power source reverse connection prevention circuit comprises a diode and an execution unit...
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WO/2022/072773A1 |
A communication interface buffer comprises: a data bus connection (410) adapted to be coupled to a bus interface contact; and a ground (408). The communication interface buffer also comprises an output transistor (M6) with a first curren...
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WO/2022/062532A1 |
Disclosed in the embodiments of the present application are a battery protection circuit and a lithium battery system. The battery protection circuit comprises a switch circuit, a drive control circuit, a reverse connection protection ci...
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WO/2022/056797A1 |
A motor driven apparatus (20) including a motor (24), a first switching module (25) and a second switching module (21) that are provided on a current path from one terminal of a battery (26) to another terminal of the battery (26), and a...
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WO/2022/057194A1 |
Provided is an anti-reverse connection protection circuit. The anti-reverse connection protection circuit comprises a first detection unit, a second detection unit and a battery management system, wherein the first detection unit and the...
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WO/2022/052646A1 |
Disclosed are a direct-current combiner box, an inverter, a photovoltaic system and a protection method. The combiner box comprises: a switching device, a sampling circuit and a controller. The switching device is connected in parallel b...
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WO/2022/032762A1 |
An anti-reverse connection circuit, and an electronic parking brake circuit and a control method therefor. The anti-reverse connection circuit comprises a power supply access unit and an anti-reverse connection unit, wherein the power su...
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WO/2022/032763A1 |
An electromagnetic clutch circuit and an automobile. The electromagnetic clutch comprises: an anti-reverse-connection unit and a clutch half-bridge working unit, wherein the clutch half-bridge working unit comprises a negative electrode ...
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WO/2021/253155A1 |
A protection circuit for preventing misconnection of input ends and a photovoltaic power generation system. The protection circuit comprises: an input end, a misconnection detection unit (101), a mechanical linkage unit (102) and a switc...
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WO/2021/244902A1 |
The invention relates to a controller for an electric load, in particular a motor vehicle controller, comprising - an input for connecting to a voltage source, said input having a connection for a positive potential of a supply voltage p...
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WO/2021/219288A1 |
The invention relates to a vehicle circuit assembly (1) for electrically supplying a first electric load (R8) of a vehicle with a voltage (Uv1) which is stepped down relative to a vehicle on-board voltage (UFB) and for supplementally sup...
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WO/2021/196782A1 |
A positive and negative insertion switching circuit and system, and a smart wearable device. The circuit comprises an input port (10), an on-off state switching module (20), and an output port (30); the on-off state switching module (20)...
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WO/2021/187116A1 |
In a power feeding control device (10), N-channel type first FET (20a) and second FET (20b) are disposed in a current path through which current flows from a positive electrode terminal (Tp) to a negative electrode terminal (Tn). The dra...
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WO/2021/155870A2 |
The present invention herein provides a voltage multiplier system for an electrical device. The system includes a multi-vibrator adapted to generate a clock signal, and a voltage-multiplier module. Further, the multi-vibrator includes a ...
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WO/2021/139979A1 |
An electrical vehicle charger including a first terminal connected to a first terminal line and a second terminal connected to a second terminal line, and including a first nominally live input line and second nominally neutral input lin...
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WO/2021/128714A1 |
A power-on/off circuit for a battery management system, comprising a drive signal input end (VLSP), a power-on drive signal output end (On_Aux_Pwr), a power supply end (DC_IN+, DC_IN-), a power supply signal extraction circuit (100), a t...
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WO/2021/109054A1 |
Disclosed are electrical relay assemblies including a positive temperature coefficient thermistor (PTC) for reverse connection protection. In some embodiments, a relay assembly includes a relay socket receiving a relay, a power source co...
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