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Matches 351 - 400 out of 17,601

Document Document Title
WO/2017/213801A1
Uninterruptible power supplies (UPSs) are provided including a processor and a voltage sensor circuit in communication with the processor. The voltage sensor circuit is configured to sense a center point voltage (CPV) of a battery module...  
WO/2017/208792A1
In order to block current from flowing from another power supply unit to the path of one power supply unit in which a fault has occurred, a power supply device (1) is equipped with: a first conduction path (31) serving as a path for powe...  
WO/2017/210422A1
An electrical system can include first and second electrical loads. The electrical system can also include a first power supply coupled to the first electrical load, where the first electrical load receives first power from the first pow...  
WO/2017/206778A1
A dual-battery mobile phone, and a battery control method and system therefor. The dual-battery mobile phone comprises a mobile phone body (1) and a mobile phone back shell (2) snap-fitted with the mobile phone body. A first non-detachab...  
WO/2017/206490A1
Disclosed is an audio device power supply system, comprising a mobile terminal and an audio device. The mobile terminal comprises a first control unit, a battery, a first power management unit, a first power switch and a first interface....  
WO/2017/203807A1
Provided are a braking system capable of minimizing the power consumption of a second electricity storage device (second power supply) serving as an auxiliary power source, and an electric brake driving device. This braking system compri...  
WO/2017/201658A1
A power-down protection circuit of a device. In the power-down protection circuit of a device, a valid input voltage of an enable signal of a DC conversion power supply circuit (1) is set be greater than the lowest acceptable voltage val...  
WO/2017/198678A1
An electric distribution architecture (10) may comprise a main bus (14) delivering current from a main source (12) to a set of distributed loads (24, 34) at a first voltage (20) wherein a subset (16) of the set requires a second voltage ...  
WO/2017/199645A1
A power supply device equipped with: a switch inserted between a power grid and a prescribed load to which power must be supplied without interruption during a power outage; a power storage system having a storage battery, a first chargi...  
WO/2017/197567A1
A circuit control method, an apparatus, a remote power supply and a system for a remote power supply system, related to the technical field of circuits, which, by means of limiting the maximum current value of a circuit, enables stable o...  
WO/2017/196629A1
Provided herein is a relay architecture for selecting between multiple power sources. In one approach, a first relay and first power source are electrically coupled to a first terminal. A second relay and second power source are electric...  
WO/2017/194396A1
The invention relates to a method for determining the capacitance of an energy store (A1, A2) of a direct current supply unit for the uninterruptible supply of direct current to a load (L), the direct current supply unit comprising at le...  
WO/2017/195322A1
A power failure backup power supply device has a charging/discharging control unit 11. When a commercial power supply 1 is restored from a power failure, the charging/discharging control unit 11 determines a discharge capacity discharged...  
WO/2017/191222A1
An oxyhydrogen (HHO) gas fuelled power systenn comprising: an electric generator adaptable to generate electricity using HHO gas; and a control system adaptable to selectively activate the electric generator. A method for controlling an ...  
WO/2017/188348A1
The purpose of the present invention is to reduce an inrush current to a load in the event of a power outage. The power control device 101 comprises an inverter 25 and a control unit 30. Upon detecting a power outage of a power supply sy...  
WO/2017/187553A1
A control circuit (14) of this uninterruptible power supply apparatus turns a contactor (10) ON, turns a thyristor switch (16) OFF, and performs controlling so as to cause an inverter (7) to supply a reactive current to a reactor (8) and...  
WO/2017/189852A1
In described examples, in response to a voltage at an external power terminal (VBUS) falling below a safe limit: a charge pump (40) is operated at a first frequency to produce a voltage at a charge pump node (VCP); and a first controlled...  
WO/2017/189327A1
A system includes a plurality of power routing units. Each of the power routing units includes a first AC port, a second AC port, and a static switch configured to couple and decouple the first AC port and the second AC port. Each of the...  
WO/2017/135523A9
A power supply apparatus comprises a first switch unit for cutting off or connecting alternating current power supply by an on/off operation, wherein a first control signal for controlling the on/off operation of the first switch unit is...  
WO/2017/189494A1
A circuit (100) for providing back-up power includes a switching circuit (118, 112) configured to be coupled to a first power source (102) and a second power source (104). The circuit includes a domain voltage level monitor circuit (106)...  
WO/2017/184822A1
An integrated power control system for transferring electric power from a photovoltaic source through a power module to a transfer switch and/or a storage battery. A monitoring system includes external current sensors that control connec...  
WO/2017/182544A1
The invention relates to an electromagnetic polyphase inductor (300) for use in a power supply system having three phases (U, V, W), comprising a ferromagnetic inductor core (310) that includes three core legs (322, 324, 326), each of wh...  
WO/2017/184442A1
An emergency lighting system includes an input, a charging circuit, an auxiliary power supply, a plurality of lights, a driver, and a controller. The input is configured to receive a line voltage. The charging circuit is configured to re...  
WO/2017/183147A1
This uninterruptible power supply device is provided with: a converter (4) that converts alternating current power into direct current power, said alternating current power being supplied from an alternating current power supply (51); an...  
WO/2017/179162A1
This uninterruptible power source device comprises: an inverter (4) that converts alternating current power from an alternating current power source (51) to direct current power and outputs the direct current power to a direct current bu...  
WO/2017/177375A1
An energy saving and environmentally friendly system for campus street lamps, comprising an illumination module (1), a first power source module (2), a second power source module (3), a power source switching module (4), and a solar cell...  
WO/2017/179158A1
To provide a battery module wherein safety is secured when an external power supply is stopped. According to an embodiment of the present invention, a battery module 10 is provided with: a battery BT; a breaker 14 that performs switching...  
WO/2017/179186A1
This uninterruptible power source device comprises: a switch (1a) that allows a first electrode to receive alternating current power from an alternating current power source (51), that connects a second electrode to a load (52) via an al...  
WO/2017/175602A1
The consumer energy management system is equipped with: an uninterrupted power supply which is charged with alternate-current input and supplies power to a load in the event of a power failure; and an uninterrupted power supply managemen...  
WO/2017/170782A1
A switching unit (700) that is attached to an existing device (200) that supplies power from a power supply (300) to a load (500), said switching unit comprising: an input terminal (112) electrically connectable to the existing device (2...  
WO/2017/170783A1
A switching method for a power supply device (100) that: is attached to an existing device (200) that supplies power from a power supply (300) to a load (500); and is capable of supplying power from the power supply to the load (500) via...  
WO/2017/139594A3
Various examples are provided for wireless power charging for versatile receiver positions. In one example, a three dimensional array of transmitter coils is positioned around a charging area. A control circuit causes the array of transm...  
WO/2017/172418A1
A quiescent power supply including an AC/DC converter, a switch, an energy storage device, and a controller is disclosed. The switch is electrically coupled to the AC/DC converter to electrically disconnect the AC/DC converter from an AC...  
WO/2017/167026A1
Disclosed in the present invention is an uninterruptible power supply device of a camera. The device comprises a first power supply unit connected to the camera, the first power supply unit capable of outputting a power supply voltage ma...  
WO/2017/168875A1
A switching control device according to an embodiment of the present invention is equipped with a control unit, a prediction unit, and a calculation unit. The control unit controls a switching unit that is capable of switching a drive so...  
WO/2017/166426A1
Disclosed are a backup energy-storage apparatus for a digital-subscriber-line access device, and a method for controlling same; said apparatus comprises a control module, an energy storage module, and a switchover module connected to the...  
WO/2017/163625A1
Provided are a power control device and a power generation system that is capable of supplying power to at least a power conditioner during a blackout, even if a storage battery and power conditioner are separate devices. A power generat...  
WO/2016/194126A9
This uninterruptible power supply device is basically a device (1) that executes a constant inverter power supply system using a first semiconductor switch (3), and in the cases where a second semiconductor switch (20), i.e., an option i...  
WO/2016/203635A9
An uninterruptible power supply device equipped with: an AC input terminal (T1) that receives AC power from a commercial AC power supply (11); a battery terminal (T2) connected to a battery (12); first and second AC output terminals (T3,...  
WO/2017/164977A1
A power generation system (101) is disclosed. The power generation system (101) includes a variable speed engine (106) and a DFIG (108) coupled thereto. The DFIG (108) includes a generator (112), a rotor side converter (114), and a line ...  
WO/2017/165844A1
Disclosed is a battery interconnected detection and alert device system with building structure vibrational alert. The system includes of one or more alert devices wired into a dedicated circuit with a single location housing a DC power ...  
WO/2017/159307A1
The present invention ensures the supply of power to a load even in the event of a short circuit or open circuit failure in one of two power supplies that provide redundancy for supplying power to the load. This power supply box is equip...  
WO/2017/160046A1
Disclosed is an internet of things (IoT) smart home/building automation system (IoT smart system) for cutting off network standby power, the system comprising: a master which performs a hub function and a control function and comprises a...  
WO/2017/152652A1
A motor train unit auxiliary power supply apparatus. A normally open three-phase isolation contactor main contact is connected in series between a first unit three-phase four-wire system bus bar and a second unit three-phase four-wire sy...  
WO/2017/153318A1
Method for supplying electric power to a device (200), said method involving the steps of: - supplying power to the device (200) from a first electric power supply unit (10a) by means of a switch mechanism (50a) in a preferred position (...  
WO/2017/156180A1
This disclosure describes systems, methods, and apparatus for a combined LED driver and emergency backup battery system. The LED driver can include current regulation circuitry as well as a bus enabling charging and discharging of an ene...  
WO/2017/156359A1
An uninterruptable power supply (UPS) system for providing power to a load coupled to a utility power source is provided. The UPS system includes a doubly-fed induction generator (DFIG), a rechargeable energy storage system, a first inve...  
WO/2017/152356A1
A rack power system for providing DC power to equipment installed in a rack (10) comprises a first shelf (14) containing a plurality of power supplies (18), a second shelf (16) containing a plurality of battery units (20), and a controll...  
WO/2017/150784A1
An electronic apparatus for charging a battery with an optimum charge profile corresponding to a pattern of use and a state of the battery is provided. The electronic apparatus may include a power supply configured to supply power to res...  
WO/2017/149238A1
The invention relates to an electrical distribution device (DD) comprising at least one power controller (CA1-CA2) that can be connected to at least one electrical body (O1-O5), at least one local controller (CL) used to interface at lea...  

Matches 351 - 400 out of 17,601