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WO/2022/208517A1 |
The present subject matter relates generally to a pre charge module 104 of a vehicle. The pre charge module 104 includes a plurality of pre charge resistor 201, a plurality of one-way switch 202, a plurality of isolators 203, a plurality...
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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/2022/194429A1 |
A smart accessory device (1) is designed to be used with a circuit breaker so as to be able to actuate an operating mechanism of the circuit breaker in order to either open or close the separable contacts of the circuit breaker. The acce...
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WO/2022/197161A1 |
A relay control device according to the present invention is used for a relay comprising: a contact connected between a positive electrode of a battery and a load; and a coil connected between a relay power terminal and ground and moving...
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WO/2022/167463A1 |
An improved state detection circuit having a reduced power consumption and an increased reliability is disclosed. The state detection circuit has a Hall sensor circuit which is connected between a voltage regulator and an output switch.
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WO/2022/152837A1 |
The invention relates to a manually resettable switch apparatus (10) which can be controlled into a first or a second operating state. The switch apparatus has the following features: a current path (110) with an input connection (20), t...
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WO/2022/122665A1 |
The invention relates to a method for identifying the switch state of a switch contact (1) of an electromechanical switching device (100), which switch contact comprises at least one contact pair, wherein, during an operation phase to id...
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WO/2022/115908A1 |
A passive timing circuit for optocoupled relay has a rail having an output for an input terminal of the optocoupled relay. The circuit also has a capacitive network between the rail and ground. The capacitance of the capacitive network c...
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WO/2022/097050A1 |
An inductive power transfer receiver comprising: a receiving coil, a tuned circuit comprising the receiving coil, and a transformer sub-circuit connected to the tuned circuit, the transformer sub-circuit comprising a transformer primary ...
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WO/2022/086569A1 |
An ERMS system and a method for implementing an ERMS system are disclosed. The ERMS system includes: a self-powered relay comprising a control circuit that controls the self-powered relay to work under one of a first mode and a second mo...
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WO/2022/068255A1 |
A wind power generating set safety chain system, a monitoring method, a variable pitch controller and a wind power generating set. The wind power generating set safety chain system comprises variable pitch cabinets (41) and a first safet...
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WO/2022/058089A1 |
The present disclosure relates to a method of controlling a mechanical contactor (1) comprising at least one pair of contacts (2) for conducting a mains current (Im) when the contactor is in a closed position, and an electromagnet (4) ar...
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WO/2022/060902A1 |
Methods and apparatuses for failure mode detection in a contactor are disclosed. In a particular embodiment, a method for failure mode detection in a contactor includes maintaining the contactor command signal in the open state; connecti...
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WO/2022/043139A1 |
A contactor (20) comprises a first input terminal (21), a first output terminal (22), first switching-contacts (23) which couple the first input terminal (21) to the first output terminal (22), a first measurement circuit (51) with an in...
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WO/2022/035831A1 |
A battery module (140) is disclosed. In one implementation, the battery module comprises a housing having a terminal (+), an electrochemical cell (165, 170) in the housing, a relay (180) controlling a current available from the electroch...
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WO/2022/034740A1 |
The present invention is applied to an on-board electronic control device having a relay control drive circuit for ON/OFF control of a relay that connects/disconnects wiring from a battery. The present invention comprises: a switch circu...
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WO/2022/035838A1 |
A battery module (140) is disclosed. The battery module comprises a housing having a terminal, an electrochemical cell (165, 170) in the housing, a relay (180) controlling a current available from the electrochemical cell to the terminal...
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WO/2022/028777A1 |
A method for diagnosing a hybrid powertrain (1) of a motor vehicle, comprising - instructing (21) the opening of the controlled relay (19) so as to insulate the battery of the DC voltage bus; - instructing (24) the control member to adju...
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WO/2022/019460A1 |
Provided are an electronic device and a method for controlling same, which by sensing a voltage between a plurality of live terminals, determine whether there is an error in power supply through a power input terminal and control an oper...
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WO/2021/255561A1 |
A device for controlling a safety apparatus comprises at least one OSSD-type output, preferably a pair of outputs, having an output terminal adapted to be connected to a corresponding input of the safety apparatus adapted to detect the s...
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WO/2021/249770A1 |
A method (600) for controlling a relay (1) is described. The method (600) comprises applying (601), at a control time instant (313), a control signal to a control port (4) of the relay (1) for initiating a switch-off event or a switch-on...
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WO/2021/250935A1 |
There is a problem wherein if a load current flows in an energized state in which a power supply is connected to a load, it is hard to diagnose a relay condition accurately because a voltage drop caused by a contact resistance of the rel...
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WO/2021/238329A1 |
The embodiments of the present application relate to the field of electricity. Disclosed is a driving circuit. In some embodiments of the present application, the driving circuit comprises a low-side driving module and a delay module, wh...
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WO/2021/235228A1 |
This vehicle anomaly detection device (1) is used for a vehicle power supply system (100). The vehicle anomaly detection device (1) includes a target wiring part (22) and an anomaly detection unit (50). The target wiring part (22) consti...
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WO/2021/204999A1 |
Power source and method for providing an activating current A power source (10) comprises an input terminal (14), a charging circuit (15) having an input (22) coupled to the input terminal (14) of the power source (10), a capacitor (16) ...
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WO/2021/197812A1 |
The disclosure relates to a trigger apparatus (100), for example for operating a switching device by means of an actuator. The trigger apparatus (100) has a solenoid (110), which has a magnet coil (112) having an electrical connection (1...
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WO/2021/169781A1 |
The present invention relates to a relay protective device, a construction machine, a relay protection control method and apparatus, and a computer readable storage medium. The relay protective device comprises: a power supply input cont...
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WO/2021/160452A1 |
The invention relates to a method for operating an electromagnetic switch (100), in particular a contactor or relay, having the steps of: activating the switch (100) using an initial supply voltage (US) in order to close a magnetic circu...
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WO/2021/162291A1 |
A relay device according to an embodiment of the present invention comprises: a relay unit in which a switch operates according to a voltage applied to a coil; a first control unit that controls a voltage applied to the coil by turning o...
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WO/2021/151282A1 |
Provided are an energy-saving circuit suitable for energy-saving maintenance and pulse starting (driving) of an electromagnetic system (load), and a starting apparatus. A control switch and a load that requires energy saving form a first...
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WO/2021/151385A1 |
An energy saving circuit and a starting device. Control switches (K) and loads (RY) for which energy saving is required constitute a first series circuit. The first series circuit is connected to a first power supply (PA). A first switch...
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WO/2021/142705A1 |
Disclosed in the present application are a circuit and method for controlling low power consumption of a relay, being applied to a vehicle-mounted power supply. The circuit for controlling the low power consumption of the relay comprises...
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WO/2021/131394A1 |
This welding detector is provided with a first circuit, a first circuit power supply, and a second circuit. The first circuit is connected to a first line that connects a power supply and a main relay, and a second line that connects a l...
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WO/2021/129814A1 |
A control circuit and control method for a contactor. The control circuit (100) comprises: a pulse converter (20) configured to convert a turn-on control signal (310) into a continuous pulse signal (311); a first controller (40) configur...
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WO/2021/131741A1 |
A switching module (1) includes: mechanical relays (111A, 121A, 131A, 111B, 121B, 131B); semiconductor switches (112A, 112B, 112A, 122B, 132A, 132B); voltage detection units (151, 152, 153) that detect an input voltage input into a power...
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WO/2021/121400A1 |
Provided are a control device (100) and method (200) for a contactor. The control device (100) comprises a first high-side control unit (110), a second high-side control unit (160), a first low-side control unit (130), and a second low-s...
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WO/2021/121401A1 |
A contactor, and a device and method for controlling same. The control device comprises a high-side control unit (110), a first low-side control unit (130), a second low-side control unit (135), a flyback unit (150), and a controller (15...
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WO/2021/116208A1 |
The invention relates to a device comprising at least an electromagnetic actuator and a control unit, wherein the electromagnetic actuator comprises a moving part, a stationary part, and an electrically conducting coil for moving the mov...
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WO/2021/117669A1 |
A drive device for an electric motor according to the present invention has: a first relay that turns a power supply line from a power source to the electric motor on and off; a resistor provided to a bypass line that bypasses the first ...
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WO/2021/110844A1 |
The invention relates to a method for determining a switching state of an electromechanical switching element (12), comprising the steps of: - providing a time-variable voltage by means of a voltage generator (28), - applying the time-va...
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WO/2021/111656A1 |
An electromagnetic coil drive circuit (3) is provided with: a first switching element (41) disposed between a high-potential-side first power line (36) and a low-potential-side second power line (37) with an electromagnetic coil (5) ther...
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WO/2021/106345A1 |
A vehicle-mounted battery system comprises: a battery; a relay for energizing or interrupting a connection between the battery and an inverter; a plurality of switches for switching the relay, the switches being provided on a current pat...
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WO/2021/084637A1 |
Provided are: a solenoid device having a configuration in which a fixation wall (15) and a support wall (14) having a protrusion (14a) are disposed on a flange section (102) of a bobbin (10), a surge-absorbing element (9) is held inside ...
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WO/2021/075295A1 |
A coil drive device (100) energizes an operation coil (110) in order to close an electromagnetic contactor. A rectifier (20) outputs an input voltage (Vin) to a power line (PL), said input voltage being obtained by means of full-wave rec...
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WO/2021/068834A1 |
Disclosed is an adaptive synchronization control method for a parallel three-phase alternating-current contactor. The method comprises the following steps: step S1: testing a coil voltage of each contactor, and determining whether the po...
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WO/2021/054007A1 |
In the present invention, attachment of a power relay is detected in cases where the power relay cannot be turned off and power supplied to a microcomputer has been successfully shut off. An electronic control device 100, which is one as...
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WO/2021/053988A1 |
Provided is a relay and the like that easily prevents the occurrence of defects. A relay RS comprises a fixed contact 41, a movable contact 42, a return member 42b of the movable contact 42, and a case 46 for covering the fixed contact...
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WO/2021/050459A1 |
A power contact fault clearing device includes a first pair of terminals adapted to be connected across a first set of switchable contacts, and a second pair of terminals adapted to be connected across a second set of switchable contacts...
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WO/2021/050461A1 |
A power contact health assessor system includes a pair of terminals adapted to be connected to a set of switchable contact electrodes of a power contact and a contact separation detector configured to determine a time of separation of th...
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WO/2021/050460A1 |
A power contact EoL predictor includes a pair of terminals adapted to be connected to a set of switchable contact electrodes of a power contact; a power switching circuit configured to trigger activation of the contact electrodes based o...
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