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WO/2023/060705A1 |
Disclosed in the present invention is a bus/line grounding line selection alternate removal method based on SCADA data. The method comprises: S1, SCADA collecting various pieces of data in real time; S2, the SCADA periodically calculatin...
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WO/2023/059393A1 |
A method for determining an optimized TCC operating curve for an electronic interrupting device that protects a distribution transformer in a power distribution network, where the TCC operating curve is some optimized predetermined perce...
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WO/2023/058314A1 |
[Problem] To ensure ampacity during discharge in a state where a temperature protection element is connected to a secondary battery cell, in a secondary battery pack. [Solution] A secondary battery pack 1 comprises: secondary battery cel...
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WO/2023/058315A1 |
[Problem] The present invention addresses the problem of ensuring the current capacity during discharge of a secondary battery pack, while having a temperature protection element connected to a secondary battery cell. [Solution] The pres...
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WO/2023/054953A1 |
The present invention provides a motor or a generator in which the number of poles of winding is reduced and phases are converted in the forward direction by means of a neural point changeover switch and a phase changeover switch, and th...
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WO/2023/052540A1 |
A computer-implemented method for calculation of an estimated location of a ground fault short circuit in a railway network power supply arrangement, wherein an electricity substation (40) supplies a number of respective conductors (14) ...
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WO/2023/050892A1 |
An electric motor overload protection method, an electric motor controller, an automobile and a storage medium. The method comprises: collecting the current phase-current valid value of an electric motor (S101); performing time integrati...
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WO/2023/050177A1 |
A mobile power supply apparatus, an electric device, and an electric system. The mobile power supply apparatus is configured to supply power for the electric device, and comprises: an output interface (100), configured to be connected to...
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WO/2023/046997A1 |
The invention relates to a DC motor (5) which comprises at least one switch (3) of a turning unit (4) which is adapted to switch the DC motor (5), wherein a circuit breaker (2) is mounted in series with the at least one switch (3) of the...
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WO/2023/046397A1 |
The invention relates to a charging station which has: a residual current sensor which is assigned to the phases and the neutral conductor and is intended for detecting a residual current having a DC component and an AC component; an AC/...
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WO/2023/048777A1 |
A wireless process variable transmitter (12) for use in an industrial process (10) includes a process variable sensor (16) configured to sense a process variable of the industrial process (10) and provide a process variable sensor output...
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WO/2023/045201A1 |
The present application discloses an over current protection (OCP) method and apparatus, and a power supply circuit. When an over current signal which is sent by a DC-DC conversion module and represents that an output current of the DC-D...
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WO/2023/046417A1 |
The invention relates to a charging cable (5) for a charging station (1) for charging an energy store (2) of an electric vehicle (3) with a DC charging voltage. The charging cable (5) has at least one DC+ conductor (DC+), at least one DC...
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WO/2023/042417A1 |
The disclosure concerns a method for protecting against overvoltage a current fed converter, comprising a switching cell having two or more legs, each leg being provided with at least one switching device, in an open circuit failure cond...
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WO/2023/040216A1 |
Provided are a motor stalling protection control method and apparatus, an electric milling machine, an electronic device, a computer-readable storage medium, and a computer program product. The method comprises: determining whether a mil...
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WO/2023/042662A1 |
This power supply system (10) is provided with: a main relay (14) which is provided on a high-voltage path (12) between a high-voltage battery (11) and an electronic device (13); a recharging relay (16) which is provided in a recharging ...
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WO/2023/039749A1 |
An automatic ignition method and device, a startup power supply device and a battery clamp device. The method is applied to the automatic ignition device (100), and the automatic ignition device (100) is used for separately connecting to...
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WO/2023/036213A1 |
A power conversion apparatus (1000), a power distribution system, and a vehicle. The power conversion apparatus (1000) comprises: a DC-DC converter (110), which is used for converting electric energy input into the power conversion appar...
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WO/2023/038400A1 |
According to one feature of the present invention, a melt bonding protection module for controlling a negative contactor connected between the cathode of a battery pack and a second output terminal according to melt bonding of a positive...
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WO/2023/034050A1 |
A venting system for a battery includes a venting material disposed proximate to each cell of a plurality of electrochemical cells of the battery, the venting material configured to allow materials ejected due to a thermal event to flow ...
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WO/2023/028752A1 |
The present application provides a circuit, comprising a first circuit unit, a first end of the first circuit unit being used for being connected to an output end of a first inverter, a second end of the first circuit unit being used for...
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WO/2023/032639A1 |
A power supply device according to one embodiment of the present technology comprises: a plurality of secondary battery units that are connected in parallel to each other; and a control unit that controls the electrical discharge of the ...
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WO/2023/030728A1 |
The invention relates to a method (100) for operating a switching device, in particular for an electrical energy store, wherein, starting from a normal state (101) of the switching device in which all components of the switching device o...
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WO/2023/029605A1 |
The present application relates to the technical field of electric control of air conditioners. Disclosed are an alternating-current input circuit, an electric control box, an air-conditioning outdoor unit and an air conditioner, which a...
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WO/2023/032640A1 |
A power supply control device according to one embodiment of the present technology comprises: a control unit which controls the discharge of a plurality of secondary battery units connected in parallel; and a plurality of sensors. The p...
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WO/2023/027986A1 |
An optimized protection system for a power system consisting of power lines, transformers, generation units, and loads is provided. The optimized protection system includes grid-protection units (GPUs) each including at least one grid-pr...
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WO/2023/026697A1 |
According to the present invention, high voltage is inhibited from being applied to a battery cell to which electric current has been interrupted, without using a DC-DC converter. A battery pack system 10 comprises one or more battery gr...
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WO/2023/026874A1 |
A power supply system (100) for a vehicle comprises: a sensor unit (20) that detects the battery status of a storage battery (11); and a control unit (30) that issues instructions for making or breaking electrical continuity between the ...
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WO/2023/025609A1 |
The invention relates to a method (100) for operating an apparatus having an electrochemical energy accumulator, an electronic high-voltage switch and a DC protection circuit which is connected parallel to the electronic high-voltage swi...
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WO/2023/028300A2 |
A system includes a number of sensor units and a local controls station. The sensor units include one or more conductor sensors configured to monitor one or more parameters of a conductor in a power distribution system. The local control...
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WO/2023/026647A1 |
A power storage device 50 is provided with: cells 62; positive and negative external terminals 51P, 51N; a current shutoff device 57 provided in connection lines 59P, 59N that connect the cells 62 and the external terminals 51P, 51N; and...
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WO/2023/026655A1 |
A load driving device (1) comprises: a driving control unit (3) which controls a switching circuit (2) that opens and closes a power supply path (L1); and a circuit protection mechanism (4) which protects the switching circuit (2) when a...
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WO/2023/021846A1 |
An in-vehicle system according to the present invention is provided in a vehicle and includes a first in-vehicle ECU that controls a semiconductor fuse and a second in-vehicle ECU that is communicatively connected to the first in-vehicle...
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WO/2023/022061A1 |
The present invention relates to a power supply device and a power supply method for supplying power to a submerged pump used to transport a liquefied gas such as liquefied ammonia, liquefied natural gas (LNG), or liquid hydrogen. A powe...
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WO/2023/022580A1 |
The invention relates to electrical engineering, and more particularly to protective relay technology, and can be used for protecting parallel transmission lines against short-circuiting. The technical result is more responsive protectio...
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WO/2023/015446A1 |
The present application provides an output control circuit, a startup power supply, and a battery clip. The output control circuit comprises: a power supply terminal, which is used to connect to a power supply module; a load terminal, wh...
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WO/2023/018058A1 |
A battery protector and a battery pack comprising same are disclosed. The battery protector of the present invention comprises: a first conductor layer from which a first fastener for fastening to an anode bracket of a unit battery protr...
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WO/2023/018494A1 |
An electrical power network employing fault location, isolation and system restoration. The system includes a plurality of switching devices electrically coupled along a power line downstream of a fault interrupting device. The switching...
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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/2023/010551A1 |
The present application provides a connection detection apparatus, comprising: a power supply connection end configured to be electrically connected to a power supply module; a load connection end configured to be electrically connected ...
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WO/2023/014595A1 |
A system is provided that includes a power transmitter configured to provide power to a current loop, a power receiver configured to receive the power from the current loop. The power receiver is configured to, on a periodic basis, disco...
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WO/2023/011768A1 |
The invention relates to a circuit breaker unit (3) having a circuit breaker for connection of at least two electrical networks (1, 2), comprising a first electrical network (1) and a second electrical network (2). The circuit breaker un...
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WO/2023/010530A1 |
The present application provides a protection circuit, a starting power supply device, and a battery clip device. The protection circuit comprises a power supply connection end, a load connection end, a switch module, a sampling module, ...
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WO/2023/011701A1 |
The disclosure provides a circuit breaker for controlling a power supply to electrical appliances connected to a power line. The circuit breaker comprises: a signal acquisition module configured to acquire an electrical power signal indi...
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WO/2023/010464A1 |
Provided in the present application are a smart connection apparatus, a starting power source device and a battery clip device. The smart connection apparatus comprises a switch module, a load detection module and a controller. The switc...
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WO/2023/011973A1 |
Disclosed is a method for controlling the operation of an electric machine (1) of a motor vehicle, involving the steps of: - acquiring an error condition; - switching the electric machine (1) into one of at least two error modes of opera...
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WO/2023/007557A1 |
A power supply apparatus (1) comprises a first circuit (11), a second circuit (12), a control unit (21), and an abnormality determination unit (22). The first circuit (11) has a first resistor (11A) and is disposed parallel to a first sw...
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WO/2023/005594A1 |
Disclosed is an air conditioner, comprising: a rectification circuit, an input end of which is connected to an alternating-current power source; a PFC circuit, an input end of which is connected to an output end of the rectification circ...
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WO/2023/006973A1 |
Electric machine overvoltage suppression circuit (filter), comprising: a voltage fluctuation suppression module and a voltage clamping module, the voltage fluctuation suppression module being connected to a frequency converter, and the v...
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WO/2023/007747A1 |
This motor drive device comprises: a motor drive circuit that drives a synchronous motor by supplying AC power to the synchronous motor via power lines; an overvoltage protection circuit that short-circuits between the phases of the powe...
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