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Matches 1 - 50 out of 18,042

Document Document Title
WO/2021/002020A1
An uninterruptible power supply device 100 is provided with: a first detection unit 31a which is provided on an input side of a power conversion unit 5 and detects a first detection value Vba, which is the value of a voltage or a current...  
WO/2021/003006A1
A micro grid system comprises an adapter, a power controller, and secondary energy source. The adapter is in communication with an electric grid and configured to connect and disconnect a connection between the electric grid and a micro ...  
WO/2021/001872A1
Provided is an uninterruptible power supply device capable of responding to a variety of system abnormalities other than frequency fluctuation and voltage drop including instantaneous voltage drop. An uninterruptible power supply device ...  
WO/2021/000462A1
Provided are a control circuit of a backup power supply and a control method for a control circuit. The control circuit comprises: a first backup power supply and a second backup power supply; the first backup power supply is connected t...  
WO/2020/261366A1
A control device (5) of an uninterruptible power supply device executes a lap feed mode for turning on first switches (S1-S3) and second switches (S4, S5) and turning off third switches (S7-S9) during an inverter feed mode, turning on th...  
WO/2020/259885A1
The invention relates to a method for operating a standby power supply system (3) for providing an emergency power supply on failure of the public power supply, wherein the standby power supply system (3) comprises a current sensor (10) ...  
WO/2020/255189A1
A switch (10) is connected between an AC power supply (1) and a load (2). A control device (40) is configured to detect the instantaneous value of a three-phase AC voltage supplied from the AC power supply (1) when the switch (10) is on,...  
WO/2020/253433A1
A power source switching circuit, applied to a power source apparatus. The power source apparatus comprises a first power source and a second power source, wherein the first power source is used for supplying power to a system; the secon...  
WO/2020/254140A1
An emergency converter device provides an interface for selecting an operation parameter for an emergency operation mode of the emergency converter device. The emergency converter device provides a supply current ILED to a load device, i...  
WO/2020/257470A1
A switch assembly, a system, and a method are provided. One such switch assembly includes a first connection bus to connect to a power source or a load and a second connection bus to connect to one of a second power source or the load. T...  
WO/2020/248421A1
A multiple-input-multiple-output power supply apparatus and an integrated cabinet. The apparatus comprises: a power conversion unit (1), an output power distribution unit (2) and a monitoring unit (3); the power conversion unit (1) is us...  
WO/2020/244758A1
The invention relates to a rechargeable electrical energy storage device (100) comprising: - a storage module (106) comprising at least one rechargeable battery, and - at least one main controllable contactor (108) for optionally connect...  
WO/2020/245418A1
This specification discloses a method for identification of a power supply source, a power supply system (10, 10', 10"), and a system comprising at least one load (16 - 16'"") configured to receive power from this power supply system (10...  
WO/2020/240761A1
An electromagnetic contactor (15) is connected between an AC power supply (1) and a load (18) and is turned on at the time of bypass power supply. A control device (20) turns off a switch (14) and turns on the electromagnetic contactor (...  
WO/2020/239433A1
The invention relates to an underwater device for acquiring images of the bed of a body of water, comprising at least one sensor for detecting a sensor value, at least one electrical load, and an electrical power source for supplying the...  
WO/2020/241215A1
Provided is technology with which it is possible to more efficiently raise the temperature of a battery unit with a simpler configuration. A backup power supply device (1) for a vehicle comprises: a battery unit (10) having a configurati...  
WO/2020/240070A1
According to an aspect, there is provided a device(100) for charging, which device(100) automatically disconnects power for charging an electrical device. The device (100) comprises a secondary circuit (20) configured to provide charging...  
WO/2020/241214A1
Provided is technology with which it is possible to perform a backup operation during failure without using a dedicated backup power supply. A backup power supply device (1) for a vehicle comprises: a battery unit (10) in which a plurali...  
WO/2020/238735A1
Disclosed are an offline uninterruptible power source and a control method therefor. The offline uninterruptible power source comprises: a safety switch (22) connected between an alternating-current input end (20) and an alternating-curr...  
WO/2020/236826A1
Methods of operating a grid ancillary service with an uninterruptible power supply (GAUPS) device are provided. A method of operating a GAUPS device includes controlling a switch of the GAUPS device in response to a signal that is genera...  
WO/2020/233693A1
Provided in the present application are an uninterruptible power supply (UPS), a power supply system and a battery capacity test method, which may accurately detect the total battery capacity of a system, and during capacity testing and ...  
WO/2020/206329A4
The present disclosure relates to a system for controlling power walk-in for an uninterruptible power supply (UPS) being switched to receive AC power from an AC generator. The system may have a control system and a power walk-in (PWI) su...  
WO/2020/230566A1
The present invention realizes a connector that can simplify an electrical connection and a physical connection between a power storage element and a connecter-related component such as a housing or a wiring part. A connector (10) compri...  
WO/2020/229047A1
The invention relates to an energy supply device (200) for a first electric consumer (211). The device (200) comprises a first supply unit (114), which can be connected via a first switch element (201) to the first consumer (211), and a ...  
WO/2020/230605A1
The present invention achieves a configuration in which setting change for a value of a voltage output from a voltage regulator can be performed while suppressing an increase in size of a device and a complication thereof. A control un...  
WO/2020/228918A1
The present invention relates to a wind turbine comprising an internal power supply grid for distributing power to a number of power consuming units of the wind turbine, the wind turbine further comprising a power backup system connected...  
WO/2020/230264A1
This autonomous operation control system is provided with a higher-level breaker (5), a lower-level breaker (8), an inverter (10), a battery (12), an electric wire (7), a plurality of switches (16), a plurality of loads (2), and a contro...  
WO/2020/228919A1
The present invention relates to a wind turbine comprising an internal power supply grid for distributing power to a number of power consuming units of the wind turbine, the wind turbine further comprising a power backup system connected...  
WO/2020/230316A1
The purpose of the present invention is to reduce the capacity of a power storage provided to a reserve power supply unit provided to a communication terminal constituting a multi-hop network. The present invention provides a communicati...  
WO/2020/230604A1
According to the present invention, a configuration, in which an output can be forcibly stopped when an output current exceeds a criterion, is achieved while suppressing the complication of a circuit scale. In the voltage regulator (10...  
WO/2020/225953A1
Provided is a load testing device capable of performing a load test without stopping a cooling fan and the like and without having an auxiliary power supply prepared. A load testing device 1 comprises: a resistance section 20; a cooling ...  
WO/2020/223794A1
An entry backup energy assembly is provided for an electric latch that is powered by a main power source during a normal operating condition. The entry backup energy assembly includes a backup battery electrically coupled to an activatio...  
WO/2020/226452A1
An electronic device according to various embodiments may comprise: a power conversion unit which is configured to generate DC power on the basis of power obtained from an external source; a state detection unit which comprises a first p...  
WO/2020/227410A1
The present disclosure relates to a shared hybrid transfer switch for transferring power received by a Load from a preferred AC power source to an alternate AC power source, or transferring power being received by the Load from the alter...  
WO/2020/186116A3
A system is provided for suppressing transient currents in electrical circuits to prevent damage to switching devices such as relays and/or solid-state switching devices. An associated automatic transfer switch (ATS) system (300) include...  
WO/2020/223452A1
Aspects of the present disclosure provide systems and devices for providing power to one or more remote radio heads used in telecommunications. Some aspects provide a power supply system comprising a first power supply and a plurality of...  
WO/2020/219980A1
A redundant power supply system for aircraft seats, includes: a first power supply module having a first AC to DC power converter configured to supply power to a first auxiliary board, the first auxiliary board being configured to supply...  
WO/2020/217721A1
Provided is a miniaturized power supply device which can flexibly control the power flow from various types of power supplies. This power supply device comprises: a multi-winding transformer (20); and a plurality of power converters conn...  
WO/2020/218765A1
The present disclosure discloses an electronic device comprising: a user command receiving unit; and a wireless power receiving unit that converts wireless power supplied from a wireless power transmission device to thereby supply the po...  
WO/2020/217322A1
This power conditioner (100) is provided with: a DC/AC converter (3) disposed between a power system (1) and a DC bus (2) and bidirectionally converting between the AC power of the power system and the DC power of the DC bus; a DC/DC con...  
WO/2020/213183A1
An uninterruptible power supply device that comprises an input line into which alternating-current power is inputted from an alternating-current power supply that has a grounded neutral point, a converter that converts the alternating-cu...  
WO/2020/212195A1
The invention relates to a method for controlling a belt starter generator (4) of a hybrid vehicle (100), comprising a drive train (1), which has an internal combustion engine (2), and a vehicle electrical system (12, 13), the belt start...  
WO/2020/207444A1
A power control system for a vehicle is disclosed. The power control system includes a first low voltage power supply, a second low voltage power supply, and an isolation switch. The first and second low voltage power supplies are capabl...  
WO/2020/210310A1
Technologies for interactive predictive control of uninterruptible power supply systems are disclosed. In an illustrative embodiment, a method of controlling a double-conversion uninterruptible power supply (UPS) system may include defin...  
WO/2020/209486A1
A method, performed by an electronic device, of controlling an external device is provided. The method includes sensing noise generated by an operation of the external device, determining, based on the sensed noise, whether the external ...  
WO/2020/206329A1
The present disclosure relates to a system for controlling power walk-in for an uninterruptible power supply (UPS) being switched to receive AC power from an AC generator. The system may have a control system and a power walk-in (PWI) su...  
WO/2020/200813A1
The invention relates to an energy supply arrangement (10) for a control device (1) of a vehicle, having an external energy supply (2) and an internal energy reserve (5), which can be charged via a first voltage converter (7) and via a s...  
WO/2020/195923A1
The present technology relates to a medical power supply system, an information processing device, an information processing method, an image processing device, and an image processing method that enable control of power consumption. A m...  
WO/2020/193378A1
The invention provides a battery store designed for high voltage above 1200 V, in the case of which battery store the bare battery cells are arranged in ungrounded battery cell holders, which in turn are arranged in an ungrounded carrier...  
WO/2020/193122A1
The invention relates to a modular device (10) for supplying power, having an energy storage device (130) with at least one rechargeable energy storage element (132, 232), a grid connection (110) for an AC voltage source, a first output ...  

Matches 1 - 50 out of 18,042