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WO/2021/120461A1 |
A mobile lithium-ion battery UPS power supply system and a control method therefor. The system primarily comprises a vehicle engine ECU controller (21), a UPS host controller (24), a master controller (30), a BMS master controller (31), ...
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WO/2021/120797A1 |
Disclosed in the embodiments of the present application are a power supply device and a power supply system, for use in reducing the volume and cost of the power supply device. The power supply device comprises: a switching circuit compr...
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WO/2021/126425A1 |
A design for the electrical infrastructure of a data center enables two different configurations to be utilized, including a distributed, redundant configuration that provides higher reliability and a non-redundant configuration that pro...
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WO/2021/115033A1 |
An uninterrupted power supply (UPS) and a battery pack buck-boost circuit thereof, in the battery pack buck-boost circuit, cathode (Bat+) of the battery pack is respectively connected to a first switch unit (S1) and a third switch unit (...
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WO/2021/119608A1 |
A system for the resilience of an electric submersible pumping system to a transient power interruption includes a power backup connected to the variable speed drive of the pumping system. A method for controlling the electric submersibl...
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WO/2021/117564A1 |
Provided is a flow-path switching valve capable of switching a gas supply source without stopping the motion of a gas engine electricity generator.　This valve is provided with a structural component having first and second flow passage...
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WO/2021/114720A1 |
The present disclosure relates to a driving circuit and method, and a frequency converter, a device and a computer-readable storage medium. The circuit comprises: a rectifier unit comprising a first input end and an output end, the outpu...
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WO/2021/118090A1 |
The present invention relates to a standby power cutoff charging apparatus and method capable of switching a charging mode. The apparatus comprises: a power cutoff unit for selectively cutting off an external alternating-current (AC) pow...
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WO/2021/113953A1 |
A system, module, and method for generating reliable, high quality power on demand and off-grid includes a photovoltaic array for delivering DC power; a generator having a size ranging from about 5 kW to about 30 kW, and comprising an en...
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WO/2021/109628A1 |
Provided is a low-voltage DC power distribution and quick switching device in the technical field of electric switches, which is intended to solve the technical problem that low-voltage power distribution and quick switching devices in t...
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WO/2021/104459A1 |
Disclosed are a standby power supply and a control method therefor, for reducing the power loss of the standby power supply to save power. The standby power supply in embodiments of the present application comprises: N groups of standby ...
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WO/2021/105445A1 |
An electronic module for an inhaler comprises a printed circuit board (24) and electronic components (25, 26, 27) configured to detect at least a status and/or at least a working parameter of the inhaler (2) when the electronic module (3...
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WO/2021/103101A1 |
The present invention provides a power supply method for a double-circuit power supply device, and relates to the technical field of power supply circuits. The double-circuit power supply device comprises a battery power supply channel a...
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WO/2021/108721A1 |
A method of testing a distribution center bus system having one or more of the following features: (a) opening a reserve bus breaker between a reserve bus UPS (318) and a reserve bus (314), (b) initiating a self-test mode at the reserve ...
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WO/2021/107289A1 |
The present invention includes: a signal generation unit for applying a pulse signal to a power line; a signal measurement unit for measuring the voltage of an applied pulse signal from the ground, when the pulse signal is applied to the...
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WO/2021/104628A1 |
A method, apparatus and system for emergency light control over a mesh network, comprising: a main power supply configured to provide power in a first operating mode; a plurality of light module apparatuses operationally connected to the...
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WO/2021/103068A1 |
Provided are a protective circuit and method for use thereof and a coronary artery analysis system; the protection circuit comprises an input circuit (100) and an output circuit (200); the output terminal of the input circuit (100) is co...
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WO/2021/108745A1 |
A method, system and apparatus are provided for optimized load shaping for optimizing production and consumption of energy. Information signals indicative of a first load shape signal are obtained corresponding to a total load, a renewab...
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WO/2021/099537A1 |
A device, system and method for sequenced switching of a transfer switch. The method includes receiving a first monitoring signal indicating either one of an actuation of a fire alarm system or a first change of state in a primary power ...
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WO/2021/098650A1 |
A traction power supply system structure applying a single-phase traction transformer, comprising a traction substation and four feedback lines of a left side power supply arm and a right side power supply arm, the traction substation us...
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WO/2021/099204A1 |
The invention relates to an energy storage device (20), said energy storage device (20) having a load output (60) for dispensing electric energy to at least one load. The energy storage device (20) has at least one first battery (50) and...
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WO/2021/100231A1 |
Provided are an individual power outage detection device and the like with which a process for responding to a power outage can be implemented without an external trigger. An individual-response valve driving device 9 operates under the ...
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WO/2021/095999A1 |
The present invention comprises: an alternating current-to-direct current converter for converting a commercial power current; a direct current-to-direct current converter for converting a battery current; a common output end at which th...
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WO/2021/093570A1 |
Disclosed in embodiments of the present application are a power supply switching control system and a power supply switching control method, for use in optimizing power supply arrangement in a multi-power supply scenario. In the power su...
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WO/2021/088253A1 |
A display device (700), comprising: a display screen, a backlight assembly (702), a first power supply circuit (7031), a second power supply circuit (7032), a TCON circuit (704), a backlight driver circuit (705), and a controller (701); ...
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WO/2021/092537A1 |
A high-voltage power supply system including a high-voltage regulator, a function generator, and a triggering circuit. The high-voltage regulator includes a microcontroller, a digital-to-analog convertor in communication with the microco...
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WO/2021/089814A1 |
A power supply assembly comprising a source connection system (4) comprising a primary source connection (41), a load connection (71), a converter system comprising at least one converter controllable for reactive power compensation, an ...
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WO/2021/087780A1 |
A flight control method, comprising: a supply voltage of a power source (11) is acquired (step 301); if the supply voltage of the power source (11) satisfies a reference voltage range, a second power source (B) currently supplies power t...
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WO/2021/091710A1 |
An uninterruptible power supply (UPS) includes a rectifier configured to receive alternating current (AC) power. The UPS further includes a first output connected to the rectifier through an inverter. The first output is configured to ou...
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WO/2021/085759A1 |
The present invention relates to an uninterruptible power supply (UPS) system and, more specifically, to a static transfer switch (STS) that can be applied to a UPS module, the static transfer switch comprising: one semiconductor rectify...
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WO/2021/086240A1 |
A method for providing frequency balancing in a power network grid is presented The method is performed in an RBS of a radio communication network. The RBS comprises one or more power supply units, PSUs, connected to the power network gr...
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WO/2021/086951A1 |
An uninterruptible power supply (UPS) system with stranded power recovery has a plurality of UPS modules with one or more of the UPS modules usable to provide stranded power to a recovered power bus. When a UPS module is used to provide ...
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WO/2021/086685A1 |
An apparatus and method for collecting renewable energy includes a solar panel and a wind turbine that are mounted on a same extension arm. In this combination, as the extension arm is rotated on a support pole, the solar panel is simult...
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WO/2021/086980A1 |
An energy management system is provided and includes a smart switch includes an input that is configured to connect to one of meter at a service entrance or a main load panel; a storage system connected to the smart switch; and a combine...
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WO/2021/084759A1 |
This crime prevention camera device installed later on in an elevevator cage (701) and capturing an image inside the cage (701) is provided with: an image capturing unit (1001) for capturing the image inside the cage (701); a power suppl...
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WO/2021/083732A1 |
A control module (120,120a-b) for controlling a plurality of power switching elements (111a-d) arranged for controlling provision of power to one or more wireless network devices (125a-c); wherein the control module (120,120a-b) comprise...
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WO/2021/074276A1 |
An emergency lighting driver (1) is provided. The emergency lighting driver (1) comprises a switched converter (2), comprising a primary side (21) and a secondary side (22). Moreover, the emergency lighting driver (1) comprises an integr...
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WO/2021/073980A1 |
A device for driving a safety-relevant electronic system, in particular of a vehicle, comprises a power supply unit (10) having at least one voltage regulator (11, 12), wherein the power supply unit (10), during operation, is supplied wi...
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WO/2021/075120A1 |
This battery module (13) is provided with: a battery (132); a bidirectional DC-DC converter (131) which performs conversion on DC voltage outputted from the battery (132) and then outputs the converted voltage to a load (101); and a cont...
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WO/2021/076323A1 |
Disclosed herein are systems for maintaining protection of electric power delivery systems in the event of a control power failure or other anomaly. A reliable power module conditions electric power from multiple independent sources and ...
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WO/2021/073965A1 |
The invention relates to a control unit circuit (22) for a motor vehicle (10). The control unit circuit (22) comprises a control unit (12) and, outside of the control unit (12), an electrical energy store (14) for emergency supply. Accor...
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WO/2021/076411A1 |
An audio or haptic power output system manages and delivers power to multiple output transducers based on corresponding power or current limits that are adjusted dynamically according to measures of power or current that are required to ...
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WO/2021/071734A1 |
Primary protection relays and an integrator disclosed for providing primary protection and secondary applications for an electric power delivery system. The primary protection relays obtain signals from, and provide primary protection op...
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WO/2021/071705A1 |
A power distribution system for delivering DC electrical power is provided. The power distribution system comprises a power distribution device and a power interface. The power distribution device comprises a power storage device. The po...
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WO/2021/068751A1 |
The present invention provides a multi-input power converter and a control method therefor, and an uninterruptible power supply comprising same. The multi-input power converter comprises: a first capacitor and a second capacitor connecte...
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WO/2021/067308A1 |
A method of docking an accessory device includes, at the accessory device, receiving (324) a first transmission energy for wireless charging from an electronic device; in accordance with receiving the first transmission energy: setting (...
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WO/2021/063752A1 |
The invention concerns a charger (10) for aeronautical maintenance equipment (1), the charger (10) comprising at least one so-called "high-frequency" input electrical connector (110) comprising a plurality of power supply pins capable of...
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WO/2021/057437A1 |
Disclosed is a standby power supply system for realizing multiple types of protection for a parking controller. The standby power supply system comprises a voltage transformation circuit, a switching circuit, and a capacitor module. By m...
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WO/2021/058538A1 |
Control device (5; 6; 7; 8; 10) for a vehicle, having: - interfaces (5a...5d; 6a...6d; 7a...7d; 8a...8d) for connection to two independently redundant communication networks (KN1, KN2), wherein, as a result of failure of a first communic...
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WO/2021/051445A1 |
An NCSI network card power supply system. A detection module (4) monitors the state of a server; and a control module (5) controls a working state of an isolation module according to the state of the server to control the outputs of a pl...
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