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WO/2020/183582A1 |
This flywheel power storage system 1 comprises: a flywheel power storage device 100 that stores electric energy as rotational energy of an inertia rotor 103; and a plurality of power conversion devices 160 that independently charge and d...
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WO/2020/185424A1 |
A power supply system (10) includes a regulated power source (12) that has a synchronous machine (13), a flywheel (16) with a shaft (14) connected thereto, an electrical generator (18) electrically connected through a switch to the synch...
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WO/2020/179004A1 |
This control device (3) is provided with an AC voltage generator (4) which generates a first through an N^th AC voltage, a DC voltage generator (13) which converts the first through the N^th AC voltage to a first through an N^th DC volta...
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WO/2020/176915A1 |
The invention relates to an accumulator system (1) having a high-voltage accumulator (2) for mobile work machines, comprising: - a battery management system (4) which has a controller (3); - line connections (6) which can be switched by ...
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WO/2020/177262A1 |
Disclosed are a changeover switch control apparatus (200), a changeover switch and a rail vehicle. The changeover switch control apparatus (200) comprises a first trigger button (201), a first control circuit (202), a second trigger butt...
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WO/2020/177440A1 |
Disclosed by the present invention is a UPS circuit, which is characterized in comprising: a charging and discharging module, a control module, and a current path switching module; the charging and discharging module is connected to the ...
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WO/2020/179960A1 |
Provided are a power failure detection circuit device and a lighting device comprising same and having an emergency light function, wherein the power failure detection circuit device is disposed on the side of an electric device such as ...
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WO/2020/178969A1 |
In this uninterruptible power supply device, when a switch (2) including serially connected 1st to Nth IGBT units (U1 to UN) is switched ON, the first to Nth IGBT units are switched ON, and when the switch (2) is switched OFF, the (n+1)t...
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WO/2020/175932A1 |
An electronic device according to various embodiments may comprise: a switching circuit configured to electrically connect or electrically disconnect a hot line of an AC power source to and from the electronic device; a control circuit e...
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WO/2020/173609A1 |
A system includes an uninterruptible power supply (UPS) configured to selectively provide power to a critical load from a grid and an energy storage device, and a grid edge controller configured to communicate with a controller of the UP...
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WO/2020/165813A1 |
The invention provides methods and system for powering of embedded devices located at a live event for capturing data. A first energy source is identified for providing power to at least one component of an embedded device. A status of t...
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WO/2020/165943A1 |
A power-feeding device (100) for supplying first electric power to a power-receiving device (200) via a LAN cable (300) upon receiving the supply of the first electric power from a dedicated external power source (120), comprising: an ab...
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WO/2020/166931A1 |
The present invention comprises: a light-emitting driving unit (110) connected to an AC power line having a live wire (L) and a neutral wire (N) so as to apply a voltage for driving a lighting unit (120); the lighting unit (120) which is...
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WO/2020/159929A1 |
Technologies for transferring a load by a static transfer switch (STS) to a catcher uninterruptible power supply (UPS) are disclosed. In an illustrative embodiment, each STS in a catcher UPS system monitors an available power of the catc...
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WO/2020/130258A9 |
The present invention comprises a drive control unit configured such that, when a first power supply (Vin1) is abnormal, an OFF signal is simultaneously applied to the gates of first and second semiconductor switches (Q1, Q2) of a first ...
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WO/2020/151797A1 |
The invention relates to an emergency power supply (10) and a method of operating an emergency power supply (10) for at least one electrical consumer (4, 5, 6) in an elevator cabin (1), wherein a remaining power supply capacity of an ene...
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WO/2020/147765A1 |
Provided by the present invention are a method and apparatus for switching a static transfer switch, a storage medium, and a terminal device; the method comprises: detecting whether a working power source or a backup power source meets a...
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WO/2020/144405A1 |
The invention relates to an electrical socket system. The system is configured to identify a stand-by mode of operation of a plugged electrical device when the electrical device is set to a stand-by mode, where the controller (2) is conf...
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WO/2020/140716A1 |
The present invention relates to the technical field of emergency power sources, in particular to an distributed emergency power supply device for doors, comprising emergency power sources configured to provide energy for doors in an eme...
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WO/2020/136397A1 |
In this invention we have a power supply circuit consisting of a watchdog timer which is an electronic timer to detect and recover from computer malfunctions. During normal operation the power supply circuit for the rack regularly resets...
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WO/2020/137348A1 |
The purpose of the present invention is to be able to meet a variety of user needs and to suppress an increase in expense and cost of design and production. Provided is a DC power supply device having: a DC reception end which receives D...
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WO/2020/134793A1 |
Disclosed are a multi-input power supply system, method and device, and a readable storage medium, belonging to the technical field of power supplies. The system comprises: more than two power supply inputs and several power supply modul...
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WO/2020/126937A1 |
The present application relates to relates to a power strip in a server cabinet that can accommodate a plurality of devices and distribute power to the accommodated devices. The power strip includes an inlet connectable to the first powe...
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WO/2020/129378A1 |
The present invention addresses the problem of accurately diagnosing degradation in the capacity of a cell while ensuring back-up electrical power. As a solution to the problem, the present invention provides a power supply system compri...
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WO/2020/129438A1 |
Provided is an uninterruptible power supply device with which it is possible to extend the storage cell replacement cycle. An uninterruptible power supply device provided with a storage cell, the uninterruptible power supply device chara...
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WO/2020/122605A1 |
A micro-grid system with a power supply is disclosed according to one embodiment of the present invention. The micro-grid system with a power supply, according to one embodiment of the present invention, comprises: a first node having AC...
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WO/2020/114630A1 |
The present invention provides a power factor correction circuit (21, 22), a power factor correction assembly (2) and an on-line uninterruptible power supply including the same. The power factor correction circuit (21) comprises a pulse ...
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WO/2020/116261A1 |
Provided is an in-vehicle backup power supply control device or an in-vehicle backup power supply capable of externally reporting the status of a power storage unit in a favorable manner while minimizing cost and size. When a main power ...
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WO/2020/116260A1 |
The present invention simplifies a configuration with which the reliability of a backup operation can be increased. An in-vehicle backup power source control device (1) comprises: a first control unit (22) that causes a charge/discharge ...
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WO/2020/107465A1 |
Disclosed are a control method, an unmanned aerial vehicle and a computer-readable storage medium. When a main power source is in a power-down state, a backup power source can be used to supply power to an unmanned aerial vehicle so as t...
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WO/2020/112708A1 |
A system includes a first group of cassettes, each cassette including a first stationary bar, a first plurality of fixed contact members, and a first plurality of movable contact members, each of which is electrically coupled and rotatab...
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WO/2020/110494A1 |
The purpose of the present invention is to reduce the amount of power consumed in a power conversion system. In the present invention, a power conversion system (3) includes an inverter circuit (33). The inverter circuit (33) performs in...
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WO/2020/112713A1 |
Systems and apparatuses include a mesh network for power distribution. The mesh network includes a plurality of interconnected four-way automatic transfer switches. Each four-way automatic transfer switch includes a common pole, a first ...
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WO/2020/105172A1 |
In an uninterruptible power supply device, a converter (1) is controlled in an inverter power supply mode and a bypass power supply mode so that the voltage (VDC) between the terminals of a capacitor (Cd) is at a first reference voltage ...
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WO/2020/105126A1 |
This uninterruptible power supply device (U1) is configured such that a switch (1) is turned off to electrically separate a commercial AC power supply (41) and an AC input filter (2) from each other when a power failure occurs in the com...
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WO/2020/105793A1 |
Disclosed in the present invention are a multipurpose smart switchboard device and system, and an operation method thereof, the multipurpose smart switchboard device and system comprising: a lead-in wire for supplying power to a customer...
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WO/2020/105141A1 |
This power supply system is provided with a plurality of AC output converters which supply power to an AC load and are connected in parallel. Each of the plurality of AC output converters includes: an AC-to-DC converter which converts an...
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WO/2020/105135A1 |
In this power supply device, a switch circuit (11) includes n (n ≧ 2) switching elements (SW) connected in series between an input node (N1) and an output node (N2). If an abnormality of at least one of an AC power supply (1) and the s...
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WO/2020/102508A1 |
A variable frequency drive system (300) includes a power converter (310) with a plurality of power cells supplying power to one or more output phases (A, B, C), a main power source (320) for providing main input power to the power conver...
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WO/2020/097780A1 |
An intelligent lamp, comprising a lamp panel (101), an inverter (102), a storage battery (103), first illuminating lamps (104), and second illuminating lamps (105), wherein the first illuminating lamps (104) and the second illuminating l...
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WO/2020/100256A1 |
A charging/discharging control device according to an embodiment is equipped with a first determination unit, a second determination unit, and a switching unit. The first determination unit determines whether a voltage value of a storage...
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WO/2020/097391A1 |
This system is directed to a mobile platform having a solar array carried by the mobile platform, connected to a distribution hub adapted to provide power to a base power source; an input controller having input computer readable instruc...
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WO/2020/094259A1 |
The disclosure provides methods, apparatus and machine-readable mediums for mitigating power failures in base stations in wireless communication networks. In one aspect of the disclosure, a method for mitigating power failures in a wirel...
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WO/2020/095125A1 |
The interface between the socket and the bulb with the ability to detect the power outage and lighting of the environment, this device has supplied as a socket and it can detect a power outage or a fuse jump from outage of lamp key and i...
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WO/2020/095149A1 |
UPS machine comprising a synchronous machine (9) coupled to an accumulator (10) of kinetic energy, which accumulator essentially comprises: a body (12) with a main shaft; a hollow drum (18) able to rotate about the axle; a pony motor, fo...
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WO/2020/087270A1 |
A power failure protection circuit, apparatus and system used for a vehicle-mounted device; a single-chip machine control unit (108) outputs a control instruction when detected that a vehicle power supply (201) experiences power failure;...
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WO/2020/087186A1 |
There is provided an integrated leaky feeder and mesh network system. The system includes a plurality of mesh nodes, each mesh node comprising a radio, at least one of the mesh nodes being powered by a power source. The system also inclu...
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WO/2020/087309A1 |
A control method for an unmanned aerial vehicle (100), an unmanned aerial vehicle (100), and a machine readable storage medium having the control method stored. The unmanned aerial vehicle (100) comprises at least an airframe (110), a po...
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WO/2020/088826A1 |
The invention relates to an operating lamp (1), comprising: a lamp body (2), in which at least one lamp module (3) for illuminating an operating region is installed; and an extending component (5), which is attached to the lamp body (2) ...
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WO/2020/082170A1 |
A hybrid power backup system having at least one battery for powering at least one external load; at least one capacitor for powering a controller configured to control power provided from the battery to the at least one external load an...
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