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Matches 1 - 50 out of 18,191

Document Document Title
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
WO/2020/072094A8
An airport ground power unit for supplying electric current to an aircraft parked on the ground, a method of operating the ground power unit, a system for supplying electric current to an aircraft parked on the ground, a method of operat...  
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...  
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...  
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...  
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 ...  
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...  
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 ...  
WO/2021/046123A3
A system and method is provided to provide power to a load or electronic equipment which includes a multi-pole switch that connects the input of the load or electronic equipment to a first AC source or a DC source or an optional second A...  
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...  
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...  
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...  
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 (...  
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...  
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...  
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...  
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...  
WO/2021/051636A1
A power failure protection circuit and method, a data protection method, and an electronic product, which specifically relate to a power failure protection circuit, a power failure protection method, a data protection method, and an elec...  
WO/2021/052986A1
A battery-operated electronic device, such as, e.g., a continuous glucose monitoring (CGM) transmitter, has a switch disconnect circuit that reduces battery discharge while the device is stored and/or in "shelf mode." The device has two ...  
WO/2021/047849A1
The invention relates to a method for operating a local supply network (10) by means of a network control system (12), in which the local supply network (10) is at least provided with a local power generating unit (16), an electrical loa...  
WO/2021/048295A1
The invention relates to a method for operating an uninterruptible power supply, UPS, (1, N) for connecting a load (2) to an AC source (3) and a DC source (4), the UPS (1, N) comprising a first converter assembly (5) comprising at least ...  
WO/2021/046430A1
An electric power system is disclosed herein. The electric power system may manage and store electric power and provide uninterrupted electric power, derived from a plurality of electric power sources, to an electric load. The electric p...  
WO/2021/043759A1
The invention is related to an energy system for supply of power to a Mobile Offshore Drilling Unit. The energy system comprises: - a first storage and supply device, - a second storage and supply device, - a remote power generation sour...  
WO/2021/044049A1
The invention relates to a device (1) for uninterruptible supply of power, said device comprising a rotating electric machine (2) having a generator winding (3) and a plurality of motor windings (4-7) which are electrically insulated fro...  
WO/2020/079594A9
A system and method of managing a power infrastructure having a plurality of duty power modules (DPMs) configured to power a plurality of load centers. Various different operational modes may be deployed. Inherent redundancy mode is impl...  
WO/2021/044104A1
A circuit (1) for holding an electrical power supply to a load (3) from a power supply network (2) having a supply voltage (VE), comprising a primary stage (5) and a secondary stage (6), the primary stage (5) comprising a voltage convert...  
WO/2021/042167A1
A power distribution apparatus, comprising: a plurality of switches each operable to switch a respective power source of a plurality of power sources between a first input node of a first load and a second input node of a second load; a ...  
WO/2021/044956A1
The problem of the present disclosure is to make it possible to start up a power converter during a power outage of a power system. This power conversion system (100) comprises a power converter (1) and a cable support device (2). The po...  
WO/2021/044958A1
This disclosure addresses the problem of reducing the number of communication lines installed between a cable support and power converter. A power conversion system (100) comprises a power converter (1) and a cable support (2). The power...  
WO/2021/044599A1
A master control unit (20) controls a plurality of uninterruptible power supply devices (U). Each of the plurality of uninterruptible power supply devices (U) includes a slave control unit (15), and detection circuits (41 to 43) that det...  
WO/2021/037595A1
The invention relates to an adaptor for electrically connecting a lighting apparatus to an electrified track, wherein the electrified track comprises AC main phases L1, L2 and L3 and a neutral wire N, wherein the adaptor has a housing de...  
WO/2021/038693A1
Provided is a power storage system that stores power in a storage battery and discharges power that has been stored in the storage battery. The power storage system is characterized by having: an acquisition unit that acquires informatio...  
WO/2021/037557A1
An uninterruptible power supply arrangement (1) for a grid section (2) is connected thereto via a first connection point (3) and to a supply grid (4) via a second connection point (3') and comprises a store (6), which is connected to the...  
WO/2021/041652A1
The present system relates to a power topology mapping system for identifying which one of one or more equipment components are being powered from a specific phase of a multi-phase AC power source. The system makes use of a plurality of ...  
WO/2020/230604A9
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/2021/032317A1
The present invention provides an uninterruptible power supply, comprising: an AC input terminal and an AC output terminal; a normally closed safety switch device comprising a normally closed safety switch connected between the AC input ...  
WO/2021/031186A1
Embodiments of the present invention provide a power supply control method for a movable platform, a device, the movable platform, and a medium. The method comprises: detecting a running state of the movable platform during the movement ...  
WO/2021/033299A1
A power supply apparatus (1) is provided with an energy storage device (10), a converter (20) for converting DC output to AC output, and a control unit (60). The control unit (60) controls the converter (20) such that, when an output cur...  
WO/2021/034066A1
Disclosed is a power charging and discharging apparatus. The power charging and discharging apparatus comprises: a power management device which is connected to n battery racks (where n is a natural number of 2 or more) and determines th...  
WO/2021/029837A1
The invention relates to an uninterrupted power systems needed for uninterrupted power mainly fire extinguishing systems at vehicles, providing continued operation without being influenced thereby. Micro processor controlled smart contro...  
WO/2021/030087A1
Techniques for implementing a fault-tolerant power supply are described. In an example, a system converts an alternating-current (AC) voltage to an initial direct current (DC) voltage. The system further converts the initial DC voltage t...  
WO/2021/028257A1
Examples describe a method of operating a distribution point unit (DPU) having a wireless backhaul connection, such as a 4G or 5G connection. The distribution point unit is reverse powered electrically by connected subscriber lines. The ...  
WO/2021/022957A1
The present invention is applicable to the technical field of power source circuit designs. Provided are a power source switching circuit and an electronic apparatus. The power source switching circuit comprises a primary power supply un...  
WO/2021/023604A1
A local power supply system (1) having a network transfer point (4) for the connection of an energy supply network (5) has a first transmission line (2) for transmitting electrical energy from the network transfer point (4) to a first co...  

Matches 1 - 50 out of 18,191