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WO/2024/108709A1 |
Provided in the present application are a wiring module, a combiner box and a converter. In the wiring module, one side of a first switch thereof serves as an input terminal positive pole and is connected to a positive electrode of at le...
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WO/2024/108769A1 |
Disclosed in the present invention are an active-detection-type power distribution network fault isolation and self-healing method and system. A protection terminal is mounted for each switch of a power distribution network. Each protect...
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WO/2024/049836A3 |
Thermal management structures and techniques are provided for cooling solid-state circuit breakers. For example, a circuit breaker comprises an integrated heat sink which is configured to absorb and dissipate heat from electronic compone...
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WO/2024/111738A1 |
The present invention relates to a combination fast/slow charging device utilizing spare power of a large-capacity charger that can charge pantographs and large-capacity electric vehicles, wherein a 220 V power source is expanded from a ...
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WO/2024/111290A1 |
This power system comprises: a stand that is electrically connected to a power grid and has a parent station for transmitting a suitable setting value; and an in-vehicle charger that can be linked to the power grid and has a child statio...
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WO/2024/109273A1 |
A distribution network current protection sensitivity analysis method and apparatus. The method comprises: acquiring, according to distribution network parameters, a first short-circuit current and a system short-circuit capacity when no...
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WO/2024/104893A1 |
The present invention relates to a power controller with a current limiting function for pre-charging a capacitive load, wherein current limitation is implemented by means of power transfer modulation control under specific switching con...
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WO/2024/103797A1 |
Disclosed in the present application are a transient suppression device protection circuit, method and apparatus. The transient suppression device protection circuit comprises: a transient suppression device; a first temperature protecti...
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WO/2024/105742A1 |
This breaking device to be used for a power supply system comprises a current detection unit and a breaking unit, wherein when the direction of a current measured by the current detection unit is a first direction, the breaking unit shut...
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WO/2024/105741A1 |
This control device for determining setting values for a plurality of breaking devices in a power supply system comprises an information acquisition unit that acquires a current measurement result from each breaking device, and a calcula...
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WO/2024/103580A1 |
The present application discloses a driving control circuit and control method for a motor, an electric compressor, a vehicle, and a storage medium. The driving control circuit for a motor comprises a drive circuit (140), a control circu...
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WO/2024/105743A1 |
This breaker device comprises: a breaker unit that breaks and connects a power line with which a DC power source and a load device are connected; and a control unit that, if an inrush current is detected, controls the breaker unit so as ...
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WO/2024/105041A1 |
The present disclosure relates to a method for controlling a differential protection system for an electrical power system, the method comprising: sensing at least one first current through a first end of a transmission line of the elect...
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WO/2024/108177A1 |
Systems and methods, and computing platforms for determining a fault in a power system, executing on a controller are disclosed. Exemplary implementations can receive, from the plurality of system control modules, a plurality of power fl...
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WO/2024/105897A1 |
Provided is a reverse electric power breaker/relay that improves detection sensitivity of reverse electric power while avoiding the influence of noise and the like. In a spot network electric supply system, a network relay: (1) determine...
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WO/2024/105340A1 |
The invention relates to an electrical device (100) for protecting an electrical installation intended to be placed between a power supply (101) and an electrical load (102), the device comprising: - a power contactor (120) comprising tw...
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WO/2024/100775A1 |
Provided is a technology capable of protecting a semiconductor breaker. A vehicle protection device (40) has: a semiconductor breaker (51) provided between a first conductive path (31) and a second conductive path (32) and switching be...
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WO/2024/102311A1 |
A system for detecting a fault type and faulted phase in a power grid includes a controller and a relay. The relay is configured to monitor a line of the power grid and generate a monitoring signal. The controller may be configured to de...
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WO/2024/098750A1 |
The present application relates to the field of circuit designs, and in particular to a parallel hot swap controller chip fault processing apparatus and method, and a device and a nonvolatile readable storage medium. The apparatus compri...
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WO/2024/100698A1 |
The purpose of the present disclosure is to inhibit the manufacturing costs of and realize a relative size reduction in a circuit breaker in a power supply system. Therefore, the present disclosure relates to a power supply system havi...
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WO/2024/100419A1 |
A power inverter for an electric drive chain of a vehicle, comprising: a first electrical path connectable to a high voltage source and a low voltage source; a second electrical path that is connectable to the first electrical path and a...
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WO/2024/103033A1 |
Systems and apparatuses include one or more processing circuits comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the o...
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WO/2024/093626A1 |
Disclosed in the present invention is an overvoltage output protection method for a critical mode power factor correction (PFC) circuit, comprising: acquiring an input voltage Vin of a power factor correction (PFC) circuit; acquiring a d...
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WO/2024/094400A1 |
The invention relates to a circuit breaker device (SG) for protection of an electrical three-phase low-voltage AC circuit having a neutral conductor, comprising: - series circuits composed of a mechanical phase contact (K1, K2, K3) and a...
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WO/2024/097534A1 |
In a digital-electricity power system, an electrical-current sample value is acquired along with a voltage sample value within a time window over which the electrical current and voltage are substantially unchanged. A transmission-line s...
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WO/2024/094399A1 |
The invention relates to a circuit breaker device (SG) for protection of an electrical multi-phase low-voltage AC circuit, having: - series circuits composed of a mechanical phase contact (K1, K2, K3) and an electronic switch (S1, S2, S3...
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WO/2024/089826A1 |
A current differential relay apparatus according to the present embodiment detects an accident in an electric power system and, upon detecting an accident, outputs a trip command to a breaker, the current differential relay apparatus hav...
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WO/2024/087458A1 |
Disclosed in the embodiments of the present application are a short-circuit protection method for a high-voltage circuit. The short-circuit protection method for a high-voltage circuit comprises: a battery management system acquiring a h...
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WO/2024/088650A1 |
The invention relates to a method (7) for protecting an electronic device from a fault current by means of a fuse. The invention further relates to a corresponding protective device and to a motor vehicle equipped therewith. In the metho...
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WO/2024/079922A1 |
The present invention comprises: an insulation capacitor that is opened and closed by the neutral-point switch of a transformer for a ground-type gauge; a DC power supply that charges the insulation capacitor; a DC power supply switch th...
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WO/2024/075236A1 |
In the present invention, a first communication line (F1) transmits a control signal (S) from an interface circuit (34) to an n-th drive circuit (GDn) in sequence via a first drive circuit (GD1). A second communication line (F2) transmit...
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WO/2024/075407A1 |
A switch device 1 includes, for example, a power supply terminal T1 to which a power supply voltage VBB is supplied, an output terminal T2 to which a load is externally connected, a switch element 10 connected between the power supply te...
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WO/2024/077187A1 |
Systems and methods for management of the connection of cold loads to an electrical distribution network are disclosed. One disclosed system for managing connection of cold loads to an electrical distribution network includes an electric...
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WO/2024/074581A1 |
A power conditioning apparatus for conditioning electrical power supplied to a load. The power conditioning is performed in response to a mirrored load current flowing through the power conditioning apparatus to the load. The approach is...
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WO/2024/069356A1 |
High voltage modular power distribution unit for electric or hybrid vehicles, the modular power distribution unit being equipped with two or more base electric modules (1) mechanically connected to each other, the base electric module (1...
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WO/2024/069838A1 |
Provided is a semiconductor switch device which performs square integration of load current and wire temperature estimation at low cost and with high precision, while reducing resources required for accurate wire temperature estimation. ...
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WO/2024/068103A1 |
The present disclosure relates to a method for controlling a protection system for an electrical power system comprising a transmission line, the method comprising: determining a plurality of phase angle deviations based on network model...
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WO/2024/068267A1 |
The invention relates to a protective circuit breaker for protection of an electrical low-voltage circuit, comprising: - a housing with at least one grid-side connection and at least one load-side connection, and - a mechanical separatin...
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WO/2024/061473A1 |
A method of detecting earth faults at a frequency converter (3) connected between a first grid (1) operating at a first frequency (f1) and a second grid (2) operating at a different, second frequency (f2) comprises determining a common m...
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WO/2024/056338A1 |
The invention relates to a method for sensing an insulation error in a vehicle charging circuit (FL). This circuit has a DC voltage side (GS), which is insulated with respect to a protective conductor potential (PE), an AC voltage side a...
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WO/2024/057742A1 |
A semiconductor device 1 comprises: an output switch 9; an overcurrent protection circuit 34 that detects an output current IOUT flowing to the output switch 9 and applies overcurrent protection; an overheat protection circuit 36 that de...
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WO/2024/056317A1 |
The invention relates to an electrical energy store (1) for a motor vehicle for supplying at least one vehicle component of the motor vehicle, comprising: - at least two storage strands (S1, S2, S3, S4) which extend geometrically adjacen...
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WO/2024/056145A1 |
The invention relates to an apparatus (13) that can be used in public distribution networks. In order to distribute the electrical loads across the low-voltage outputs (9, 10, 11, 12) when the power is turned on, it is proposed that, dur...
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WO/2024/051255A1 |
The present application discloses a power failure protection circuit and an electronic device. The power failure protection circuit comprises a power-on switch module, a voltage holding module and a voltage measurement module; the voltag...
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WO/2024/046845A2 |
The invention relates to a circuit breaker (SG) for protecting an electric low-voltage circuit for an alternating voltage, wherein the level of an instantaneous differential current of conductors of the low-voltage circuit is ascertained...
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WO/2024/046795A1 |
The invention relates to a circuit breaker (SG) for protecting an electric low-voltage circuit for an alternating voltage, wherein the level of a differential current of conductors of the low-voltage circuit is ascertained, and if differ...
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WO/2024/046836A1 |
The invention relates to a circuit breaker (SG) for protecting an electric low-voltage circuit, wherein: • - grid-side and load-side connections (LG, NG, LL, NL) are provided for conductors of the low-voltage circuit, • - a mechanica...
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WO/2024/048217A1 |
A vehicle-mounted power supply device (10) comprises a common path (12), a plurality of branch lines (first branch lines (20)), and interrupting units (first interrupting units (25)) provided in each branch line (first branch line (20))....
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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/2024/049762A1 |
Systems, devices, and methods including a first drive winding (111) wound on a first core (101), where the first drive winding (111) may be driven with a first input signal (138); a second drive winding (112) wound on a second core (102)...
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