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Matches 301 - 350 out of 27,921

Document Document Title
WO/2022/231735A1
A solid-state circuit breaker (105) comprises a solid-state device (120) configured between line-in (117(1)) and line-out (117(2)) terminals, an air-gap (122) forming apparatus coupled in series with the solid-state device to complete a ...  
WO/2022/227817A1
Disclosed in the present invention is a fault monitoring method for a multi-port internal passive load-free probabilistic load flow electric network. The method comprises: providing a current transformer on a wire; converting a current a...  
WO/2022/223759A1
Techniques for distance protection of a transmission line (11) include determining a fault inception time from a voltage and/or current, determining rate of change sample values indicative of a rate of change of the voltage and/or of a r...  
WO/2022/224535A1
This electronic control system comprises: a first measurement unit that measures current; a second measurement unit that measures temperature; a third measurement unit that measures current or temperature; power semiconductor elements th...  
WO/2022/224649A1
A power storage device 50 is provided with: a power storage cell 62; a current interrupting device 53 that interrupts the current I of the power storage cell 62; and a control unit 121. The control unit 121 opens the current interrupting...  
WO/2022/225010A1
A vehicle-mounted control device (1) includes a control unit (21) for switching an interrupting unit (14) from an allowing state to an interrupting state if an interruption condition is established, and a setting unit (22) for setting th...  
WO/2022/225983A1
An arrester assembly including a first terminal electrically connected to an energized conductor and a second terminal electrically connected to a ground conductor. The arrester assembly further includes a plurality of arrester modules e...  
WO/2022/223148A1
An apparatus includes at least one fuse clearing switch operable to create a fault on at least one AC line between a fuse and a transformer of a substation. The apparatus further includes a control system configured to be coupled to an a...  
WO/2022/225197A1
A DC-DC converter comprises: a driving unit including a switch unit and a flying capacitor in order to convert input voltage of an input side into output voltage of an output side; and a protection unit connected to the output side. The ...  
WO/2022/225274A1
The overcurrent protection device according to various embodiments of the present disclosure, as an overcurrent protection device for a power supply device, may comprise an inductor, a first switch, a second switch, a feedback control un...  
WO/2022/225223A1
The present invention relates to a power device protection apparatus. A power device protection apparatus according to an embodiment of the present invention comprises: a comparator which is connected to a power device, and determines wh...  
WO/2022/220055A1
A first ECU (control device) (11) switches a power supply switch (F1) on or off to control power supply through the power supply switch (F1). A second ECU (switching device) (12) switches a power source switch (14) on or off. In the firs...  
WO/2022/218266A1
Provided in the present application are a controller, an air conditioner and a high-voltage protection circuit. The controller comprises a first rectifier unit, a power source conversion unit, an HPS wiring terminal, a low-voltage contro...  
WO/2022/214661A1
The invention relates to a switching arrangement (1) and a method for connecting and disconnecting a power generation plant (2) to and from a power distribution network (3), wherein a transformer (4) is designed to transform the generato...  
WO/2022/212855A1
Systems, devices, and methods for a switch (110) comprising two or more contacts (122, 123, 502, 504, 506, 602, 604, 606, 702, 704, 706), where the switch is configured to transition between an open state and a closed state; and a circui...  
WO/2022/211605A1
The present invention comprises: a semiconductor switch unit including a first semiconductor switch having a drain terminal connected to a power grid, a second semiconductor switch having a drain terminal connected to a load, and first a...  
WO/2022/206288A1
The present application provides an anti-tamper circuit, an LED cabinet, and an LED display screen. The anti-tamper circuit is applied to an LED display system, the LED display system comprises an LED display screen and a digital movie p...  
WO/2022/211269A1
The present invention comprises: a solid-state circuit breaker, which is arranged between a battery system and a line and includes a semiconductor switch for providing an electrical connection or insulation between the battery system and...  
WO/2022/208649A1
A switching device mounted in a vehicle and disposed between a storage battery and a connector that is connected to a DC power source, said switching device including a transmission path that connects the connector and the storage batter...  
WO/2022/202350A1
Provided are an abnormality detection device and an abnormality detection method with which it is possible to satisfactorily detect an abnormality of voltage on a power path to which two power supply units are connected. An abnormality...  
WO/2022/202501A1
The present invention protects a discharge control switch from a surge voltage. Provided is a battery pack wherein: a discharge control switch is connected to a positive electrode-side power line between a positive electrode terminal a...  
WO/2022/203257A1
Embodiments of the present specification relate to a circuit breaker control device, a circuit breaker, and a circuit breaker test system, in which: communication is performed with a test device in a data communication manner so as to re...  
WO/2022/203107A1
A system for supplying power to a negative-pressure container, according to the present invention, comprises a first power supply module and a second power supply module. A power quality analysis module extracts information about power s...  
WO/2022/196661A1
A power supply is provided which, even in a state in which the remaining charge of a secondary battery cell has decreased and operation of a BMS has stopped, can charge the secondary battery cell and resume normal charging/discharging op...  
WO/2022/197509A1
A device for preventing a signal induced by hazardous EMI on a power line in a group of multiple adjacent, parallel power lines of the same phase in an electrical power system from reaching an electrical component connected to one of the...  
WO/2022/194680A1
The invention relates to a system comprising a feed-in device and a plurality of field devices electrically connected to the feed-in device. The feed-in device is designed to provide electrical energy for an electrical energy supply to t...  
WO/2022/197287A1
An electrical generator (100) and method for operating the same are provided. Accordingly, the generator includes a non-rota table component (308) supporting a field winding assembly (310) and a rotatable component (302) oriented to rota...  
WO/2022/195169A1
An inventive protection arrangement is for a two-stroke internal combustion engine providing power to a generator having output lines (4A, 4B 4C) with circuit breakers (5A, 5B, 5C). The protection arrangement comprises a heat resistor ba...  
WO/2022/193556A1
Disclosed in embodiments of the present disclosure are a motor phase loss detection method and device, and a storage medium. The motor phase loss detection method comprises: performing analysis on a given torque, torque feedback, and pha...  
WO/2022/191756A1
The present application relates to an electric battery junction arrangement (100; 200; 300) for connecting an electric battery arrangement (500a) to one or more electrical loads, the electric battery arrangement (500a) comprising two or ...  
WO/2022/191233A1
In an electric power device (10) and a method for controlling the same, a first circuit (84) is electrically connected to a first battery tray (40a) and a second battery tray (40b), a second circuit (86) is electrically connected to the ...  
WO/2022/190401A1
Provided is a blocking control device with which it is possible to anticipate a plurality of overcurrent states and to perform a control suited to each of the overcurrent states. This blocking control device (30) controls a blocking un...  
WO/2022/183885A1
Provided in the embodiments of the present invention are a low-capacitive-reactance protection method and system, and a computer-readable storage medium and a computer program product. The method comprises: acquiring sampling values of a...  
WO/2022/187461A1
A method for protecting an electrical transmission system having an electrical transmission line coupled to electrical equipment from hazardous EMI comprises receiving at least one pulse of hazardous EMI on the transmission line, and shu...  
WO/2022/183996A1
Provided are a multiport hybrid direct-current circuit breaker and a control method therefor. The multiport hybrid direct-current circuit breaker comprises at least two flow branches (101, …, 10k, …, and 10n), at least two commutator...  
WO/2022/183696A1
The present application provides a multifunctional multi-port hybrid direct-current circuit breaker and a control method. The circuit breaker comprises: a power flow control module, a plurality of current conduction modules, a current li...  
WO/2022/184708A1
A method for fault protection of a terminal box of an electric rotating machine, and an arrangement comprising a terminal box (100) for an electric rotating machine (200) for electrically connecting the electric rotating machine to an el...  
WO/2022/185094A1
The present invention discloses a method for recommending an intelligent electronic device (lED) from a plurality of lEDs connected in a communication network of a substation with a computing system. The computing system is communicative...  
WO/2022/182676A1
A system and method for determining when an electronic interrupting device will open in response to detecting overcurrent, where the interrupting device protects a transformer in a power distribution network. The method includes obtainin...  
WO/2022/181600A1
The present invention blocks a current by reliably fusing a fuse element of an SCP with a simple circuit configuration. This power supply comprising a battery unit performs, with a control circuit 7, ON/OFF control of a switch 6 which ...  
WO/2022/179111A1
Disclosed are a method and apparatus for processing transmission data of a line-protection fiber channel, the method comprising: acquiring a numerical value of a data frame format in a communication message sent by an opposite side; when...  
WO/2022/181652A1
The present invention provides a protection element which is capable of safely and quickly blocking a current path without causing breakage of an insulating layer or a heating element. This protection element is provided with an insula...  
WO/2022/176169A1
This lightning protection system is provided with a current suppressor, a lightning arrester, a current measurement instrument and a control device, wherein the current measurement instrument measures the value of current flowing from a ...  
WO/2022/175108A1
Provided is a power distribution network. The power distribution network comprises a ring-formed power line and a plurality of power nodes connected to the ring-formed power line. In addition, the power distribution network includes a pl...  
WO/2022/174807A1
Disclosed is an inverter system, comprising a dual three-phase electric motor, a first current sensor, a second current sensor, an electric motor control module, and a plurality of inverters arranged in parallel, wherein the plurality of...  
WO/2022/177873A1
Cell assemblies and methods for assembling cell assemblies include installing a plurality of cells within a cell housing and electrically connecting each cell to each other cell through at least one wire bond, wherein each wire bond is s...  
WO/2022/176170A1
A lightning protection system comprising a lightning arrester, a detector and a control apparatus, wherein the detector inputs an inspection signal into a grounding line which connects a to-be-protected device to the lightning arrester a...  
WO/2022/174623A1
The present application discloses a series-type inverter system and a protection method therefor. In the present application, a fault current is suppressed when a positive line or negative line is short-circuited to the ground. A protect...  
WO/2022/171612A1
Controlled switching of a zigzag transformer is described. An average residual flux value of a first equivalent phase of a transformer is obtained, where the first equivalent phase is associated with magnetically interdependent windings ...  
WO/2022/172713A1
An on-vehicle control device (1) has: a plurality of relays (10A, 10B, 10C, 10D); a control unit (13); and a plurality of current detection units (11A, 11B, 11C, 11D). The plurality of current detection units (11A, 11B, 11C, 11D) detect ...  

Matches 301 - 350 out of 27,921