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Matches 1 - 50 out of 17,522

Document Document Title
WO/2019/217210A1
A bus architecture for supplying power to a datacenter. A first DC bus includes a first DC bus conductor, a first power source and a first diode having a cathode connected to the first DC bus conductor. The first DC bus includes a first ...  
WO/2019/213406A1
There are provided systems, apparatuses, and methods for controlling power delivery from an auxiliary power supply. For example, there is provided a method that includes generating a first random number to define a timeout period. During...  
WO/2019/209711A1
Systems and methods for controlling onboard power and communication systems at an automated locker are provided. An example method can include: autonomously detecting a status of a primary power supply connected to the locker, a communic...  
WO/2019/204926A1
A system for generating, storing and managing energy features a solar-power center, a wind-power center, a hydrogen-power center with hydrogen fuel cells, a hydrogen supply center operable for producing hydrogen, and an energy storage ce...  
WO/2019/206525A1
A battery saving system (1) for an electrically powered mobility device (13) comprising a battery (15) and a drive control system (16)configured to be powered by the battery, wherein the battery saving system (1) comprises:a current moni...  
WO/2019/207564A1
A pumped storage power station includes a connection to an electrical power distribution grid. A pumped-storage hydroelectric system is configured to store energy by pumping a liquid to an upper reservoir, and to enable recovery of the s...  
WO/2019/207852A1
A server rack and a back-up battery rack are provided in a data center, and the plurality of battery modules used in the back-up battery rack are a plurality of battery modules of used primary batteries for use as an emergency power supp...  
WO/2019/196432A1
The present utility model relates to a laser drive apparatus, comprising: a first laser drive circuit, comprising a first open-circuit module and a first constant-current conversion module, with the first open-circuit module being connec...  
WO/2019/198585A1
[Problem] To provide a novel power supply system having both an uninterrupted power supply function and a load leveling function using common distributed power supplies while satisfying FRT requirements. [Solution] The power supply syste...  
WO/2019/182643A9
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/2019/200332A1
An emergency driver system (100) is disclosed for providing a low float charge power to a rechargeable battery (110). For one example, an emergency light emitting diode, LED, driver system (100) includes a LED light source (112), a recha...  
WO/2019/195520A1
In a method and system, voltage and/or current signals on an electrical/power system is monitored. A power event is identified from the monitored voltage and/or current signals. In response to event identification, waveforms of the monit...  
WO/2019/185520A2
The invention relates to a sensor assembly (1) comprising a sensor element (WSS) and at least two control units (ECU1, ECU2), each having an evaluation and control unit (3A, 3B) and an energy source (VB1, VB2), wherein: in a first contro...  
WO/2019/184363A1
A power supply system for reducing power consumption and an electronic device. The power supply system comprises: a restart circuit (1) and a controllable power supply circuit (2), wherein one end of the controllable power supply circuit...  
WO/2019/185523A1
The invention relates to a sensor assembly (1) for a vehicle, comprising a sensor element (WSS) and at least two control devices (ECU1, ECU2), each having an evaluation and control unit (3A, 3B) and a power source (VB1, VB2), wherein a f...  
WO/2019/179113A1
Provided is a power supply apparatus, comprising: an isolation drive unit comprising a high-voltage-side winding and a low-voltage-side winding and converting a high-voltage input from a high-voltage power source into a low-voltage outpu...  
WO/2019/179944A1
The present invention provides an emergency power supply unit (1) for operating an emergency lighting means (6), preferably comprising at least one LED (6a); wherein the emergency power supply unit (1) comprises: - an energy storage unit...  
WO/2019/182643A2
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/2019/180784A1
This uninterruptible power supply unit is provided with: a cooler (6) for dissipating heat from a converter (1) and an inverter (5); and a control device (8) which, when an output power (Po) of the inverter (5) has exceeded an upper limi...  
WO/2019/181091A1
Provided is a server 5 for: receiving receipt request information from a communication terminal 3a; transmitting, to a plurality of communication terminals, solicitation information for soliciting, from among users possessing portable el...  
WO/2019/178795A1
A method for operating a PV system (14) that is integrated into a power system (10) connected to a power grid (22) includes determining a voltage operating point for the PV system (14) based on a maximum power point tracking (MPPT) algor...  
WO/2019/175312A1
The invention relates to a power supply system, in particular for an emergency light system, comprising: a central unit; and a number of battery blocks and/or battery cells, which are at least connected in series in a battery string and ...  
WO/2019/175555A1
An emergency lighting apparatus for providing light during a mains power outage, a method of heating at least one battery in the emergency lighting apparatus and computer program instructions are provided. The emergency lighting apparatu...  
WO/2019/174416A1
The present invention relates to a power supply method, apparatus and system for rail transit. The power supply system for rail transit comprises a UPS and an alternating-current power distribution cabinet. The UPS comprises a cross stat...  
WO/2019/173022A1
An inductive power system including an inductive power transmitter coupled to a non-conductive medium, and a power cord that electrically couples the transmitter to an AC power source. The inductive power transmitter is configured to emi...  
WO/2019/171164A1
An example method includes monitoring a state of charge of one or more energy storage devices that are part of an uninterruptable power supply (UPS) that is connected electrically to a power distribution grid; obtaining information that ...  
WO/2019/172809A1
Solar panel (1) Connectors with a main electric cutter (3) Connected to the contact points and the circuit breaker Contact (6) The current passes to the Inverter DC-AC (7) to feed the thermal plate Cartridge Heater For Mold Heating (8) C...  
WO/2019/173296A1
A circuit comprising a first regulator coupled to a voltage input, a second regulator coupled to a voltage output and a switch coupled to the first regulator and the second regulator, wherein the switch is configured to provide voltage t...  
WO/2019/167777A1
The present invention provides a power source device that can reliably supply power from a reserve power source (second power source) even when a supply of power from a main power source (first power source) has stopped, and a medical de...  
WO/2019/169352A1
A mobile powered workstation can include a head unit assembly that can have at least one power outlet configured to provide power to at least one electronic device. The workstation can include a power system coupled to the head unit asse...  
WO/2019/166328A1
An emergency lighting converter used for providing a supply voltage to connected lighting modules for a predetermined time in case mains supply is failing comprises a test switch, a status indicator light with at least a first LED, a bat...  
WO/2018/094501A8
A conversion circuit device for connecting lithium based batteries to a standard inverter/charger for lead-acid batteries and an Uninterruptible Power Supply (UPS) system for homes and facilities comprising a standard inverter/charger fo...  
WO/2019/169337A1
A power off delay system and method is configured to delay termination of electrical power to a digital pathology device in a power off condition. If the apparatus includes a UPS, the power off delay system and method delays termination ...  
WO/2019/159263A1
A power conversion system 20 comprising: a power conversion unit 30 having a matrix converter circuit 111 for AC–AC conversion and an inverter circuit 214 for DC–AC conversion and converting power in both directions between a primary...  
WO/2019/159513A1
[Problem] The present invention provides a power storage control device which, while avoiding an increase in device size, can flexibly switch a power source of power supplied to a battery according to the approach of a thundercloud. [Sol...  
WO/2019/159264A1
A power conversion system 20 comprising: a power conversion unit 30 having a matrix converter circuit 111 and converting power in both directions between primary-side AC power and secondary-side AC power, using the matrix converter circu...  
WO/2019/156346A1
The present invention relates to a system for seamless power conversion in DC power distribution, in which a slave power conversion device is quickly switched to a master power conversion device when a fault occurs in the master power co...  
WO/2019/151231A1
Provided is a power storage device, comprising: an input terminal that is to be electrically connected to a power supply; an output terminal that is to be electrically connected to a load; and a first circuit and a second circuit that ar...  
WO/2019/089886A3
Integrated uninterruptable power supply (UPS) and load leveling system contains a UPS configured to receive power from a facility power grid and to supply power to a protected load, a flow battery system electrically connected to the UPS...  
WO/2019/147156A1
The invention relates to electrical equipment. The present system comprises a module that includes a module coupling unit (16), a remote control means (1), electrical connectors (2, 3) for connection to sources of alternating current (AC...  
WO/2019/144166A1
The invention relates to a power supply facility comprising an input connection (1) for an AC power source, an output connection (2) for connecting an electrical load, and power supply lines connecting the input connection (1) to the out...  
WO/2019/141829A1
The invention relates to a changeover apparatus (1) for uninterruptible changeover between two energy supply systems (17, 18), wherein the changeover apparatus (1) has a first external conductor section (2) having a first bypass switch (...  
WO/2019/140902A1
Disclosed are a current-limiting protection method and apparatus for a UPS preceding-stage boost circuit. The current-limiting protection method comprises: sampling a current of an inductor in an upper arm and a lower arm of a dual-Boost...  
WO/2019/141418A1
The invention relates to an electrical circuit for supplying a consumer from different power sources (VSUP1, VSUP2, VSUP3), comprising a first partial circuit (X) for standby operation of the consumer and a second partial circuit (Y) for...  
WO/2019/135488A1
Disclosed is an emergency disconnect circuit for an energy storage system, capable of being smoothly operated during power outages and in recovery situations, respectively. For example, disclosed is an emergency disconnect circuit connec...  
WO/2019/135950A1
A mobile power supply unit includes a base and a housing including at least one housing member secured to the base and movable relative to the base. The mobile power supply unit further includes a generator disposed within the housing, a...  
WO/2019/135657A1
A method for converting an energy storage system (ESS) into an uninterruptible power supply (UPS) according to an embodiment of the present invention may comprise: a normal power supply determination step of determining whether normal po...  
WO/2019/135612A1
A wireless charger according to an embodiment comprises: a transmission coil for generating magnetic flux by receiving an alternating current; an inverter for generating the alternating current by receiving a direct current; a direct cur...  
WO/2019/135789A1
Systems and methods of generating, storing and/or distributing electric power are disclosed. The system may include two or more direct current battery subsystems, a direct current motor/alternating current generator combination, an elect...  
WO/2019/135673A1
A lighting system (1 ) comprises buffered (3, 3s) and non-buffered (2) power iines. At least one lighting unit (1 10) receives power from a non-buffered power line, and is adapted to transmit a communication signal either continuously or...  

Matches 1 - 50 out of 17,522