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Matches 1 - 50 out of 17,605

Document Document Title
WO/2020/017818A1
Disclosed is an electronic apparatus including a connector configured to connect the electronic device to an external apparatus; and a power circuit configured to supply power to the connected external apparatus, the power circuit includ...  
WO/2020/018421A1
The present inventive concepts comprise a connected, intelligent transfer switch system that permits remote metering, monitoring and control of energy sources connected to a device both by hardwired and wireless connection, and the metho...  
WO/2020/014952A1
In some examples, a control unit is configured to control a computer server rack having a first grid power source, a second grid power source, and a battery backup system. The control unit is adapted to monitor a failed status of one or ...  
WO/2020/017164A1
Provided is an uninterruptible power supply device for supplying AC power from a bypass circuit unit to a load without using a complicated configuration. This uninterruptible power supply device is provided with: a bypass circuit unit fo...  
WO/2020/014284A1
Disclosed herein are mobile battery powered medical carts, methods of operating these carts to increase efficiency of healthcare operations, and methods of accurately calculating remaining battery runtime for these carts. A mobile batter...  
WO/2020/011474A1
A power supply apparatus (200) comprising: a transformer (210) comprising a first primary winding (P1) for connection to a first power source and a second primary winding (P2) for connection to a second power source, and a secondary wind...  
WO/2020/011321A1
A power management module and method for controlling power consumption of consumers in a wind turbine system. Each power management module in the wind turbine system is configured to determine a voltage level of a power supply bus of the...  
WO/2020/008084A1
An emergency luminaire (1) comprising: lighting elements (7); mains power supply (8); emergency power supply by means of a battery (10); a charging system (12) for charging the battery (10) with mains power (8); a microprocessor (14) for...  
WO/2020/009557A1
The present invention relates to an installation for producing energy, the method of operation of which operates in closed-circuit, comprising a wheel (2) which converts the energy supplied by the air compressor (1) into mechanical energ...  
WO/2020/008462A1
Systems and methods are provided for detecting and compensating for loss of a phase of a three-phase power source, elements of the system including: a sensing unit, which measures current and voltage levels of each phase of the three-pha...  
WO/2020/010071A1
Power systems, devices, and methods include a plurality of network interfaces for providing communication to, e.g., a management server, console, or user interface. One or more controllers coupled to power circuitry determine whether a p...  
WO/2020/008732A1
A boosting power supply circuit that supplies power to a load, using a lithium ion battery (11) as the power source therefore, said lithium ion battery serving as a backup power supply in the event of power supply from a DC power supply ...  
WO/2020/007445A1
Embodiments described herein provided methods and apparatus for controlling switching a power supply of a first network node between an electrical power grid and an alternative power supply, said first network node configured to transmit...  
WO/2020/008549A1
An uninterruptable power supply device (U1) comprises: a converter (4) that converts AC power supplied from an AC power supply (20) to DC power so as to output the same to a first power supply node (N1); a first bidirectional chopper (6)...  
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...  
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...  
WO/2019/182643A3
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/2019/238535A1
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 ...  
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...  
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...  
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...  
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...  
WO/2019/185520A3
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/2019/229930A1
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  

Matches 1 - 50 out of 17,605