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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/2022/193772A1 |
Provided is a heating loop protection circuit (20), a breathing heating circuit, and a breathing assistance device. The heating loop protection circuit (20) is configured to be connected to a heating loop (10) and comprises a collection ...
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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/2022/193854A1 |
The present invention provides a photovoltaic system, a photovoltaic module, a local manager and a photovoltaic system operation method. The photovoltaic system comprises a photovoltaic module, a local manager, a main controller, and an ...
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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...
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WO/2022/190073A1 |
The present disclosure concerns electrical protection devices, which protect a load powered by a power source, or a power source powering a load, from high currents. In an aspect of the present disclosure, a device provides a reliable an...
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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...
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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...
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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 ...
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WO/2022/175706A1 |
The present invention relates to system and method for detecting location of fault in a cable (101). System receives disturbance data (117, 119) from first protection relay (111) and second protection relay (113) when one of the first pr...
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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...
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WO/2022/175107A1 |
Provided is a solid state power controller (SSPC). The SSPC comprises a power supply line configured to be connected between a power source and a load. Further, the solid state power controller comprises a semiconductor switching unit pr...
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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...
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WO/2022/171865A1 |
A self-triggering, bidirectional control electronics component for an electronic switch (50), for the detection and rapid shutdown of currents at a selected threshold value for both current flow directions, includes a threshold switch ha...
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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 ...
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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 ...
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WO/2022/170357A1 |
Methods of predicting a fault in a diagnostic laboratory system include providing one or more sensors; generating data using the one or more sensors; inputting the data into an artificial intelligence algorithm, the artificial intelligen...
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WO/2022/166390A1 |
A filter circuit, a protection device, and an electrical device, wherein the filter circuit comprises a filter sub-circuit and a power supply circuit. The power supply circuit comprises a neutral wire, a live wire and a protective earthi...
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WO/2022/166901A1 |
Disclosed in the present disclosure are an overcurrent protection circuit and a control method therefor. The overcurrent protection circuit comprises: a sampling circuit connected to a target object and configured to collect the voltage ...
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WO/2022/167605A1 |
An input connector assembly (100) for detecting residual current and adapted for connecting power sources to electric equipment of electric vehicles, comprising a wire terminal block (110) with wire terminals (130) for receiving electric...
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WO/2022/167863A1 |
A method includes energizing a transformer from a deenergized state by turning on a solid-state transfer switch to conductively couple a power source on a first side of the solid- state transfer switch and a transformer on a second side ...
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WO/2022/166931A1 |
A power optimizer having short circuit protection, and a photovoltaic power generation system. The power optimizer comprises a short circuit protection circuit, wherein the short circuit protection circuit comprises a first switch member...
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WO/2022/166928A1 |
Disclosed are a rapid shutdown system for photovoltaic grid-connected power generation, which system relates to the technical field of photovoltaic grid-connected power generation. The utility model mainly comprises a short circuit shutd...
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WO/2022/167405A1 |
The invention relates to a device (10) for detecting a voltage drop between an anode connection (6) and a cathode connection (7), comprising: a control capacitor (CK), of which the first electrode is connected to the anode connection (6)...
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WO/2022/167493A1 |
The invention relates to a line assembly for a DC voltage onboard electrical system of a motor vehicle, comprising: - a power source (11), - at least one load (L); - a supply line (5) which has a shielding (3) and an inner conductor (1) ...
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WO/2022/170282A1 |
Methods and systems for controlling a circuit designed to protect electrical equipment, in particular sensitive power grid equipment such as transformers, are disclosed. In particular, methods of local and remote control of operation of ...
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WO/2022/167945A1 |
A system for parallel combinatorial design includes a processor, an in-memory vector processor and a storage unit. The processor includes a seed generator, a Cspan generator and a rule checker. The seed generator generates at least one s...
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WO/2022/161687A1 |
The invention relates to an electronic device for controlling an electromagnetic part, the electronic device comprising: - a power battery, - a control circuit, - a power circuit driving the electromagnetic part, and - a MOSFET for prote...
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WO/2022/106311A9 |
In the field of High Voltage Direct Current (HVDC) power transmission networks, there is a need for an improved protection circuit to protecting a whole or part of such a network. A protection circuit (10; 100), for protecting a whole or...
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WO/2022/164163A1 |
An overvoltage protection circuit according to an embodiment of the present invention comprises: an input terminal to which power is input and an output terminal which outputs the power to a load; a first switch that is located between t...
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WO/2022/158989A1 |
A method of detecting a high-voltage power line fault in a three-phase power supply system, comprising acquiring voltage data from the low-voltage side of a three-phase distribution transformer; processing the voltage data to determine a...
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WO/2022/156493A1 |
The present disclosure relates to a battery protection system, a battery protection method and a vehicle. The battery protection system of the present disclosure comprises: a fuse, which is disposed on a main loop of a battery; a contact...
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WO/2022/152518A1 |
A vehicle electrical system (FB) is equipped with a high-voltage branch (HV) and with a first low-voltage branch (NV), which is galvanically isolated from the high-voltage branch (HV) by means of insulation (IN). The low-voltage branch (...
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WO/2020/167953A9 |
The present disclosure pertains to detection of abnormal, risky, or abberant conditions in a power distribution network and to corresponding trip signals being used to trip open devices such as reclosers upstream of where the abnormal co...
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WO/2022/149256A1 |
This zero-phase current differential relay (40) comprises: a first differential amount calculation unit (210) for calculating a first differential amount on the basis of neutral point current and zero-phase current based on each phase cu...
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WO/2022/145095A1 |
The present invention obtains a vehicle control device using a semiconductor fuse, in which an increase in size of the semiconductor fuse is suppressed and the occurrence of an abnormal current is detected early to be able to shut off th...
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WO/2022/144286A1 |
Fault classification and zone identification in a power transmission system are described. Voltage or current measurements are obtained at a terminal of the transmission line in each of the three phases measured during a fault. Modal tra...
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WO/2022/145907A1 |
A solar power generation system of the present invention comprises: a plurality of solar cell strings composed of a plurality of solar cell modules; a plurality of string optimas which are respectively connected to output ends of the plu...
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WO/2022/136414A1 |
The invention relates to a method for protecting an electrical low-voltage circuit for a protective switching device, in which method: a mechanical break contact unit (MK) is connected in series with an electronic interrupter (EU). The m...
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WO/2022/135991A1 |
The invention relates to a removable battery pack (10) with a monitoring device (20), at least one first switching element (22), in particular a MOSFET, and an interface which has a plurality of electric contacts (12). The monitoring dev...
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WO/2022/135789A1 |
The invention relates to a circuit breaker device for protection of an electrical low-voltage circuit, in which: - the voltage level of the low-voltage circuit is determined in such a way that current voltage values (DU) are provided, - ...
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WO/2022/136082A1 |
The invention relates to a removable battery pack (10) having a monitoring unit (52), an electromechanical interface (14) with a plurality of electrical contacts (12), wherein a first of the electrical contacts (12) of the interface (14)...
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WO/2022/136100A1 |
The invention relates to a circuit breaker device for protecting an electric low-voltage current circuit, wherein the level of the current of the low-voltage current circuit is ascertained periodically such that current values are provid...
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WO/2022/136091A1 |
The invention relates to a circuit breaker device for protecting an electric low-voltage current circuit, wherein the level of the voltage of the low-voltage current circuit is ascertained such that ascertained voltage values are provide...
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WO/2022/135808A1 |
The invention relates to a method for actuating a semiconductor power switch (14A, 14B) of an AC circuit which can be activated or deactivated by the semiconductor power switch. The method has the following steps: a) ascertaining the pre...
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WO/2022/136078A1 |
The invention relates to a method for protecting an electric low-voltage current circuit in which the level of the voltage of the low-voltage current circuit is ascertained in the form of momentary voltage values. A change in the current...
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WO/2022/136431A1 |
The invention relates to a circuit breaker device in which a mechanical break contact unit (MK) is connected in series to an electronic interruption unit (EU), - the mechanical break contact unit (MK) can be switched by breaking contacts...
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WO/2022/128657A1 |
The present invention relates to a connection device (1) for an electric drive system (2) in order to connect the electric drive system (2) to a DC voltage source (3). A switching element (11) is provided in the connection device (1) bet...
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WO/2022/128219A1 |
The application describes a method for protecting an installation from a short circuit. The installation comprises a DC circuit (200) comprising a DC source (201) and a DC load (210), which is connected to the DC source (201) via feed li...
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WO/2022/131005A1 |
This relay device comprises: a first terminal electrically connected to a first target; a second terminal electrically connected to a second target; a relay for switching on and off of the electrical connection between the first terminal...
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