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Patent Searching and Data


Matches 1 - 50 out of 36,773

Document Document Title
WO/2019/158751A1
Disclosed is an electrical condition monitoring system that is connectable to an electrical device for monitoring the electrical device when in operation, wherein: (i) the electrical condition monitoring system includes (a) a sensing arr...  
WO/2019/158754A1
Disclosed is an electrical condition monitoring system (100) including a data server arrangement that is connectable to a monitoring unit that is configured to monitor an electrical device when in operation, wherein: the monitoring unit ...  
WO/2019/158400A1
The invention relates to a monitoring system (10) for monitoring a supply voltage (76) for an electronic component (14), said system comprising a voltage monitoring unit (16) designed to monitor a voltage level (78) associated with the s...  
WO/2019/157371A1
A protective electrical wiring device including: a plurality of line terminals including a first line terminal and a second line terminal; a plurality of load terminals including a first load terminal and a second load terminal, wherein ...  
WO/2019/154856A1
Provided is a nano grid protection device for a nano grid including a distributed power supply, a large power grid including the nano grid protection device, and a method for controlling the nano grid protection device, wherein the nano ...  
WO/2019/149785A1
The invention concerns a conversion station (4) comprising: - a connection interface (460) to an AC grid (91); - a connection interface to a DC grid comprising first and second poles (441, 442); - an AC/DC converter (42); - for each of t...  
WO/2019/149416A1
The invention relates to a device for protecting at least one consumer in an on-board power supply, particularly of a motor vehicle, comprising at least one switching means (32) for supplying at least one consumer (22, 26, 28, 46) with e...  
WO/2019/149755A1
The application relates to a fault detection apparatus (108, 208) of a local substation (100, 200) for detecting a grid fault in at least one low-voltage grid (102, 202) connected to the local substation, comprising at least one recordin...  
WO/2019/149378A1
Automotive auxiliary unit (10) with an electronic protection unit (16) comprising an inverse-polarity protection unit (18) with a semiconductor switch (20), and an overcurrent protection unit (22), wherein the overcurrent protection unit...  
WO/2019/149948A1
The invention relates to a method and an assembly (1) for the load management of electrical devices. According to the invention, a superordinate server creates a schedule for controlling electrical components (12-17), which are combined ...  
WO/2019/146932A1
The present invention relates to a wireless power transmission method and apparatus, and a wireless power transmitter according to one embodiment of the present invention may comprise: an inverter; a transmission coil for wirelessly tran...  
WO/2019/145825A1
The invention is related to a monitoring and protection device of power distribution transformers on the low voltage side. Said device monitors in a permanent manner the functioning of the transformer and provides a record of all the inf...  
WO/2019/145848A1
The present invention relates to a method for monitoring a health condition of a trip circuitry using a trip circuit supervision (TCS) relay. A circuit breaker operates to interrupt a current flowing in an electrical line by opening main...  
WO/2019/141589A1
The invention relates to a device for configuring a clamping detection system, comprising an adjusting device which has an electric motor for closing at least one opening in a vehicle, such as a sliding roof. The device is provided with ...  
WO/2019/140882A1
An intelligent power module (4100), an air conditioner controller, and an air conditioner. An overcurrent detection circuit (4302), an upper bridge overcurrent control circuit (4304), and a lower bridge overcurrent control circuit (4303)...  
WO/2019/139933A1
A system and method for suppressing EMP-induced electrical system voltage surges due to detonation of a nuclear weapon, the EMP comprising E1, E2, and E3 component pulses. (100, 110, 120 respectively) A plurality of shunting assemblies, ...  
WO/2019/092103A3
A system include a vehicle having a motive electrical power path and a power distribution unit (PDU). The PDU includes a current protection circuit disposed in the motive electrical power path, the current protection circuit including a ...  
WO/2019/139973A1
A detection scheme for temporary overvoltages and/or ground fault overvoltages in electric power systems is described. Current passing through a surge arrestor component of the power system is monitored. An algorithm for identifying one ...  
WO/2019/135488A1
Disclosed is an emergency disconnect circuit for an energy storage system, capable of being smoothly operated during power outages and in recovery situations, respectively. For example, disclosed is an emergency disconnect circuit connec...  
WO/2019/134625A1
The present disclosure provides a fence circuit for a mobile device and a mobile device, the fence circuit for a mobile device comprising: a metal oxide semiconductor transistor, the metal oxide semiconductor transistor comprising a sour...  
WO/2019/127440A1
A method and device for handling a direct current arc. The method may comprise: acquiring a first current (801), the first current being a direct current input current of a direct current cable connected to a photovoltaic battery system;...  
WO/2019/129381A1
A test apparatus (100) includes an output configured to be coupled to a sense input of an arc quenching device control circuit (30) of an arc quenching system, a user interface, and a control circuit (110) configured to generate a simula...  
WO/2019/133611A1
A cutout mountable recloser that remains latched to the cutout until the recloser is selectively mechanically unlatched via at least rotation of a driver by an operator. During installation, including while the recloser is being latched ...  
WO/2019/130165A1
The present invention is related to diagnostic operations carried out by an IntelligentElectronic Device (IED), the IED performing a diagnostic operation at a first location and communicatively connected through a gateway device to a ser...  
WO/2019/129384A1
A motor control system includes a motor switching assembly comprising a power converter positioned on a converter path, a first relay positioned on the converter path upstream of the power converter, a second relay positioned on a bypass...  
WO/2019/120395A1
A method for operating a wind turbine generator connected to a power network to account for recurring voltage faults on the power network caused by automatic reclosure of at least one circuit breaker following a short-circuit. The method...  
WO/2019/120517A1
There is provided mechanisms for phase selection using multi-terminal measurements of a transmission line of a power system. A method comprises obtaining, using measurements from at least two terminals of the transmission line, delta dif...  
WO/2019/122041A1
The present invention relates to a method of remotely monitoring a status of a surge arrester disconnector via a long-range wireless mesh communication system of surge arrester disconnectors organized in clusters, each cluster including ...  
WO/2019/120518A1
There is provided mechanisms for zero sequence differential protection of a transmission line of a power system. An arrangement comprises a zero sequence differential protection unit configured for, using current measurements of each pha...  
WO/2019/115339A1
The invention relates to a bidirectional multi-phase DC-to-DC converter (GW), comprising: a first power connection point (SA1) for connecting to a first voltage (U1); a second power connection point (SA2) for connecting to a second volta...  
WO/2019/117555A1
A short-circuit prevention device according to the present invention may comprise: an input/output terminal unit electrically connected through a second external power supply line to an external device electrically connected to any one o...  
WO/2019/115714A1
The invention relates to a separating device (6) for a high-voltage electrical system (1) of a motor vehicle for separating a high-voltage line (4) of the high-voltage electrical system (1), comprising an overcurrent protection device (F...  
WO/2019/114037A1
The present invention discloses a method for realizing zero-voltage on and zero-current off switching, and is characterized in that, a switch is controlled to be closed when an AC grid voltage is zero, completing switching on operations,...  
WO/2019/115102A1
The invention relates to a device for operating a voltage converter (1), in particular a DC converter, of a motor vehicle, which voltage converter has at least two parallel-connected converter strands (4, 5) which are connected between a...  
WO/2019/115508A1
A fault clearing circuitry (10) is disclosed, which comprises an electrical energy storage (12), at least one controllable switch (14) connectable between the electrical energy storage (12) and at least one electric line (16; 16', 16", 1...  
WO/2019/117324A1
The present invention relates to a hybrid high-voltage direct current circuit breaker comprising: an electrical contact-type main switch one terminal of which is connected to a load, and the other terminal of which is connected to a nega...  
WO/2019/110454A1
The invention relates to a fail-safe operating method for a local power generation plant LPGP (1) comprising the steps of: before connecting the LPGP (1), determining a leakage capacitance of a generator (11) of the LPGP (1), comparing t...  
WO/2019/110588A1
The invention relates to safeguarding a high-voltage network which is supplied by an electrical power source, such as for example a traction battery of an electric vehicle. For this purpose, according to the invention, one or more additi...  
WO/2019/112619A1
An example power adaptor includes a converter and a circuit to detect an overcurrent event at the converter and to pause power output of the converter when the overcurrent event is detected. The circuit is further to count a number of ov...  
WO/2019/112541A1
The claimed invention relates in general to multiphase power systems and alternating current devices and, in particular, to methods for maintaining a constant level of alternating load voltage by dynamically compensating voltage distorti...  
WO/2019/111454A1
In this digital protection control device, a plurality of A/D conversion units convert an analog signal from a power system to a digital value. A reference signal imparting unit superimposes a reference signal onto the analog signal whic...  
WO/2019/109811A1
Disclosed in the present invention is a battery short-circuit protection circuit for a charging power supply. The battery short-circuit protection circuit comprises a current sampling circuit, a logical control circuit, and a switch cont...  
WO/2019/110831A1
The invention relates to a circuit breaker (1) with a first connection (2) and a second connection (3), wherein the first connection (2) is connected to an electrical conductor loop (5) of the circuit breaker (1) by means of a first elec...  
WO/2019/077447A3
The present invention concerns a safety device (1000, 2000, 3000, 4000, 5000) for industrial machinery (1100, 3100), comprising: at least one sensor (1210, 1220, 1230, 2250, 3260) configured in such a way that it detects the presence of ...  
WO/2019/112945A1
A micro power distribution block comprises: an enclosure; a connector, the connector comprising a power input terminal, a power output terminal, a ground terminal, and a reset terminal; and a circuit member disposed within the enclosure ...  
WO/2019/101626A1
The invention relates to a circuit-breaker module (9) for a field bus system (7), comprising a switch-on unit (12), a control unit (20), a supply inlet (80) designed to feed supply power to said circuit-breaker module (9), a first supply...  
WO/2019/099636A1
A ground fault current interrupter circuit includes comparators (206), threshold generation circuitry (204), and timer circuits (208). Each of the comparators (206) is configured to compare a threshold voltage to a signal representative ...  
WO/2019/096402A1
A fault handling arrangement in a DC power system (10) comprises a first fault handling unit (18) configured to, upon the detecting of a fault (F) of a first power line (L1) interconnecting a first converter (CONV 1) in a first converter...  
WO/2019/097580A1
This power system comprises: a power conditioner; and a relay that detects the occurrence of an accident with a transmission line on the basis of whether current limiting control of the power conditioner is being executed. The power cond...  
WO/2019/092834A1
In order to obtain a DC interrupting device having a current-limiting fuse, the erroneous blowout of which hardly occurs during normal time when accident current does not occur, and delivering a high current-limiting performance when the...  

Matches 1 - 50 out of 36,773