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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/2023/079975A1 |
This control device for a vehicle has an electric current path in which an electric current flows through a microcomputer, a first terminal being disposed downstream of the microcomputer. The anode of a connection diode is connected betw...
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WO/2023/078785A1 |
The invention relates to a method of controlling a power limit (P) of a circulating pump (1) comprising a critical component (4) and a first temperature sensor (5) arranged and configured to measure the temperature of the critical compon...
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WO/2023/077359A1 |
Disclosed in embodiments of the present application are a control system, an emergency start power supply, and a battery clip. The control system comprises a control logic operation circuit, a switch module, and at least one monitoring m...
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WO/2023/077889A1 |
The present invention provides a rapid determination method and system for transient stability of a half-wavelength power transmission system. The method comprises: acquiring a power and a power angle of a generator at a sending end of a...
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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/2023/078157A1 |
Provided are a power supply circuit and a display screen. The power supply circuit comprises: a first buck filtering module (103), which outputs a first voltage signal by means of a first output end, and outputs a second voltage signal b...
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WO/2023/076837A1 |
In a general aspect, a method can include detecting, by a motor controller, an operating fault associated with operation of a powertrain of an electric vehicle. The powertrain can include a permanent magnet motor, a multi-phase inverter ...
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WO/2023/073982A1 |
[Problem] To make it possible to further extend the range of a vehicle per charge. [Solution] A battery module comprising: a battery cell group formed from a plurality of lithium-ion secondary battery cells connected in series; a dedicat...
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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/2023/070995A1 |
Disclosed in the present invention is a method for processing inter-phase short circuit of a dual-power three-phase power system. The dual-power three-phase power system is provided with a boundary switch, a plurality of partition switch...
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WO/2023/071197A1 |
The present application provides a battery pack charging control method and apparatus, an electronic device and a storage medium, the battery pack at least comprising two groups of batteries connected in parallel. The method comprises: d...
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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/2023/068305A1 |
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/2023/068717A1 |
A fire prevention device according to one embodiment disclosed in the present document may comprise: a switch connected to a first line of a battery; a variable resistor connected to the switch; a fuse which is connected to a second line...
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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/2023/066277A1 |
A critical arc light phase locking determination method. The method is characterized in that same comprises the following steps: step 1, performing real-time monitoring, and collecting an arc light irradiation intensity in a switch cabin...
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WO/2023/068627A1 |
Disclosed is a short-circuit protection device for a switch. The short-circuit protection device according to a first embodiment of the present invention may comprise: a voltage measurement unit for measuring an output voltage of a switc...
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WO/2023/063496A1 |
An energy storage system includes: a battery configured to at least store received electrical energy in a form of direct current, or output the stored electrical energy; a power conditioning system configured to convert an electrical cha...
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WO/2023/062191A1 |
To generate a decision logic (34) for an IED (30), at least one machine learning model is trained in an iterative machine learning model training. Weighting functions are used to weight samples in the iterative machine learning model tra...
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WO/2023/061333A1 |
Disclosed in the present application are a bleeder circuit control method and apparatus, a bleeder device, and an electronic device. The bleeder circuit comprises a first path and a second path; the first path is connected in parallel wi...
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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/2023/060705A1 |
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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