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WO/2020/008985A1 |
Provided are: a system interconnection system which can supply required electric power to a load; a system interconnection unit; a system interconnection method; and an installation method for a system interconnection system. This system...
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WO/2020/000951A1 |
A power supply circuit for prolonging the lifetime of a PMC chip, and an Expander backplane, the power supply circuit comprising a primary power supply source, a power-on sequence control circuit, and a first voltage conversion circuit f...
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WO/2019/238535A1 |
A lighting system and method includes a programmable dimming level and/or color temperature. The system includes a lamp driver (102) configured to power a light source during a normal operating mode and at a desired dimming level during ...
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WO/2019/235220A1 |
The present invention comprises a plurality of electricity storage units and a control unit. Each electricity storage unit comprises: a storage battery; an input terminal, an output terminal, and a switch which opens or closes the circui...
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WO/2019/236883A1 |
Embodiments are directed to a microgrid power system, and applications thereof. In an embodiment, the microgrid power system comprises a power station including an AC power source and a stabilizing battery system. The power station may b...
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WO/2019/229390A1 |
The invention relates to a system for sychronising energy sources coupled to an electrical grid supplying at least one electrical load of an aircraft, said system comprising: a main source of electrical energy supplying said electrical l...
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WO/2019/229073A1 |
The invention relates to a source inverter (10) for current with an intensity between 1000 A and 40,000 A comprising three phases, intended to connect an electrical load (6) to a backup electrical power source (4) in the event of the fai...
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WO/2019/229930A1 |
A plurality of gate drive circuits drive the respective gates of a plurality of switching elements included in a converter (6) and an inverter (10). The gate drive circuits include gate drivers and a power supply circuit. The gate driver...
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WO/2019/223845A1 |
The invention relates to a battery storage and a wind turbine comprising a generator for generation of an electric current. An electric flow path configured for conducting the electric current to an electric grid via a power converter, t...
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WO/2019/225634A1 |
Provided are a wireless transmission device and a control method that enable reliable control of a building or a wireless transmission device. A wireless transmission device (1) includes: a first wireless communication unit (2A) that per...
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WO/2019/218014A1 |
An emergency light, including a connection adapted for attachment to a building power supply, storage for electrical power that is adapted to be charged by the building power supply, a processor, and a wireless communication node, the wi...
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WO/2019/218882A1 |
A super-capacitor application circuit of a replaceable battery type smart electric energy meter power supply. The circuit comprises a transformer T1, a rectifying circuit, a voltage stabilizing circuit and a sampling circuit, and further...
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WO/2019/221053A1 |
Provided is an uninterruptable power supply device capable of responding to a variety of system abnormalities other than frequency fluctuation and voltage drop including instantaneous voltage drop. An uninterruptable power supply device ...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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