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WO/2023/132821A1 |
A power system includes an offshore power generation source, an artificial island formed in proximity to the offshore power generation source and a power conditioning module formed as a single movable unit and positioned on the artificia...
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WO/2023/133501A2 |
An exemplary embodiment of the present disclosure provides a current source converter, comprising a transformer, a first circuit, and a second circuit. The transformer can comprise a first winding, a second winding, and a third winding. ...
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WO/2023/132962A1 |
In an embodiment, an apparatus for charging an electric vehicle, can include a receptacle mountable to a structure above the electric vehicle. The receptacle can maintain a charge transmitting device, which can be automatically moveable ...
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WO/2023/130488A1 |
A self-sustained power generation method and terminal under a micro electric quantity of a photovoltaic energy storage off-grid system. The method comprises the steps of: acquiring, in real time, an electric quantity value of a battery e...
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WO/2023/130799A1 |
The present disclosure relates to a photovoltaic, energy storage, direct current and flexibility system and a control method and apparatus therefor, and a storage medium. The control method for a photovoltaic, energy storage, direct curr...
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WO/2023/131635A1 |
A method of charging an energy storage system (30) of a wind turbine (100) is provided, wherein the wind turbine (100) comprises a power generation system (20) for generating electrical power and a power delivery interface (110) for deli...
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WO/2023/131414A1 |
An active power conversion apparatus (APCA) is configured to estimate the grid frequency estimation of an electric grid connected to the APCA. The APCA includes a controller configured to receive measurements of at least one phase curren...
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WO/2023/129522A2 |
Disclosed herein are systems and methods for energy management. A system, such as a vehicle, includes a plurality of energy storage units that include a supercapacitor and an electrochemical battery. The system includes an energy control...
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WO/2023/124042A1 |
Disclosed in the present disclosure are a photovoltaic air conditioner and an electric energy distribution method therefor. The electric energy distribution method for the photovoltaic air conditioner comprises: acquiring geographic loca...
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WO/2023/123686A1 |
Disclosed in the present application are a method and apparatus for adjusting a reactive power in a wind farm, and an electronic device. The method for adjusting a reactive power in a wind farm comprises: acquiring wind-farm reactive pow...
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WO/2023/123947A1 |
The present disclosure provides a zero-sequence current suppression method and device, a converter and a wind generating set. The converter comprises N converter units connected in parallel, N being a positive integer greater than or equ...
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WO/2023/129733A1 |
A stored energy power source uses a wound-rotor induction machine (WRIM) to receive energy from a prime mover via a rotating shaft, provide magnetization reactive energy from a self-excited AC capacitor bank, store the energy in N energy...
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WO/2023/123641A1 |
A current source response method and apparatus, and a computer-readable storage medium. The method comprises: establishing parallel control over a current source and a voltage source; acquiring a voltage value of an alternating-current b...
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WO/2023/124045A1 |
A vibration damping method, apparatus and device for an engine crankshaft, and a medium and a program product. The method comprises: acquiring a torsional vibration characteristic curve of a crankshaft of an engine, wherein the torsional...
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WO/2023/123683A1 |
Provided is a control method for an energy storage device, which is electrically connected to a direct current bus of a converter of a wind power generator unit. The method comprises: determining whether a wind power generator unit is in...
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WO/2023/129012A1 |
The present invention relates to a load protection system (10) which provides elimination of the irregularities which exist in the energy coming from mains (13) during energy transfer to a load from a power unit (15) which allows flow of...
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WO/2023/125827A1 |
Disclosed are a battery management device and a charging apparatus. The battery management device comprises at least one battery pack management unit, and each battery pack corresponds to one battery pack management unit; the battery pac...
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WO/2023/123677A1 |
Provided are a control method and device of a power type energy storage apparatus and a regional power system. The power type energy storage apparatus is connected to an incoming line end of a second transformer by means of a first trans...
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WO/2023/126897A1 |
Systems, apparatuses, methods, and computer program products are disclosed for predicting causes of changes in power loss along electric line segments. An example method includes receiving, by a control system, telemetry data from a set ...
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WO/2023/126896A1 |
Systems, apparatuses, methods, and computer program products are disclosed for differential power generation. An example method includes receiving, by a control system, telemetry data from a set of devices in an electrical grid and calcu...
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WO/2023/123863A1 |
Provided are a power control method and system for a photovoltaic power station, an electronic device, a computer readable medium, a computer program product, and a computer program. The method comprises the following steps: step 1, acqu...
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WO/2023/125428A1 |
The present application provides a converter control system and method, which are used for controlling a converter to simulate a synchronous generator. The system comprises a power synchronization control unit, an alternating-current vol...
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WO/2023/124502A1 |
An energy storage system and a control method for an energy storage system, for use in isolating a fault source to prevent a fault range from being expanded, thereby improving the safety of an energy storage system. The energy storage sy...
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WO/2023/123679A1 |
Provided are a microgrid control method and apparatus and regional power system. The microgrid is connected to a target load; an energy storage apparatus of said microgrid comprises a power-type energy storage apparatus and an energy-typ...
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WO/2023/129422A1 |
Methods and apparatus which use a microinverter comprising integrated neutral forming function for off-grid facilities are provided herein. For example, a microinverter configured for use with an AC storage system comprises switching cir...
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WO/2023/129480A1 |
A system includes a power supply for an electrochemical stack. The system may support operation in at least two modes: a first where power for the electrochemical stack originates from a renewable energy (e.g., an on-site) power source, ...
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WO/2023/127392A1 |
The present invention comprises: a first processing unit that collects data including power distribution information including the position of a power distribution system and/or equipment and the power distribution state of the power dis...
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WO/2023/123825A1 |
Provided are a power distribution control method and apparatus for a power module, and a power module device. The method comprises: acquiring temperature data of a target component in each of two or more power modules (S100); when the te...
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WO/2023/115991A1 |
Disclosed in the present invention are a method and apparatus for suppressing oscillation on a direct-current side of a flexible direct-current power transmission system, and a computer-readable storage medium and an electronic device. T...
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WO/2023/115835A1 |
The present application discloses a power distribution unit (PDU), comprising three single-phase sockets, a star-shaped switch circuit, a triangular switch circuit, and a controller. The controller is used for correspondingly controlling...
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WO/2023/119481A1 |
An uninterruptible power supply system (100) comprises a plurality of UPSs, a plurality of switches for connecting the plurality of UPSs in parallel with loads, and a connection circuit (40). The UPSs each include: a power converter (3) ...
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WO/2023/119688A1 |
Provided are a solar power generation system, a renewable energy power generation system, and a method for controlling a load in the renewable energy power generation system capable of more effectively utilizing a renewable energy by usi...
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WO/2023/121748A1 |
Controlling a load includes sensing a characteristic of a circuit. A device loads the circuit. It further includes, based at least in part on the sensed characteristic, determining whether the circuit is in a state in which load shedding...
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WO/2023/117004A1 |
The invention relates to a method for limiting generator loads in a wind turbine comprising a power converter with a line side inverter configured as a grid forming inverter. The method comprises determining a maximum grid current value ...
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WO/2023/117045A1 |
A photo-voltaic (PV) power conversion arrangement for connecting a plurality of PV panels via a transmission line to a power grid network comprises a plurality of PV converter modules connected in series. Each PV converter module compris...
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WO/2023/116427A1 |
The present application relates to the technical field of power supply, and discloses a dual-input power supply module, a chip, a circuit board assembly, and an electronic device. The dual-input power supply module comprises two power su...
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WO/2023/119036A1 |
The invention relates to an electromagnetic interference (EMI) filter (100), having line-side terminals (L1-L3) for connecting to an electric supply (S) and load-side terminals (L1'-L3') for connecting to a load device (L), the EMI filte...
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WO/2023/122105A1 |
A transformerless bidirectional power converter is provided. The bidirectional power converter, in one implementation, interfaces split-phase ac, such as the 240 V ac commonly available in the United States, to dc terminals for charging ...
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WO/2023/117101A1 |
A method of breaking a direct current in a multi-terminal high-voltage direct current (MT HVDC) system comprising a first converter device (2), a second converter device (3), the first and second converter devices being interconnected vi...
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WO/2023/120377A1 |
A power generation unit (1) comprises: a mobile structure (2) that is configured to be movable and that is provided with an electric apparatus (5); a wind power generation device (3); a solar power generation device (4); and a power supp...
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WO/2023/119606A1 |
Provided are a solar-power-generating system, a domestic-energy-surplus/shortage-information-generating method, and a domestic-energy-surplus/shortage-information-generating device in which the state of use of renewable energy in an ener...
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WO/2023/119973A1 |
The storage battery system according to one embodiment of the present disclosure comprises: a storage battery module having a storage battery and a storage battery monitoring circuit; a power terminal connected to the storage battery mod...
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WO/2023/122084A1 |
A stored energy power source uses a wound-rotor induction machine (WRIM) to receive energy from an external source, store the energy in N energy storage elements (ESEs) via tertiary windings, and discharge the ESEs to deliver energy via ...
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WO/2023/121759A1 |
A device for providing power to a server rack includes a first AC input port (502-1), a second AC input port (502-2), a first relay (510-1), a second relay (510-2), and an output port (506). The output port (506) is electrically connecte...
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WO/2023/119725A1 |
Provided are a private energy surplus/shortage information generation device, a private energy surplus/shortage information generation method, a solar power generation system, a micro grid energy supply and demand system, and a micro gri...
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WO/2023/119525A1 |
Provided is a charging/discharging system comprising: chargers/dischargers 5, 6, 7 that charge and discharge in-vehicle batteries B1, B2, B3 of electric vehicles and acquire state information of the in-vehicle batteries; first and second...
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WO/2023/119792A1 |
The present invention stabilizes a power network even if communication between a power converter and the outside is disrupted. The power converter 11 is provided with: a power conversion unit 11a, connected to a DC bus, for converting an...
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WO/2023/108384A1 |
Disclosed is a comprehensive identification index-based energy storage multi-scenario application switching control method, comprising: analyzing power grid demand scenarios according to actual power grid data; dividing the demand scenar...
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WO/2023/112222A1 |
An electric power conversion device according to an embodiment of the present invention comprises: a converter circuit that converts direct current power to alternating current power; a circuit breaker having one end to which an external...
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WO/2023/111390A1 |
A computer implemented method for controlling a pool of energy storages. The energy storages of the pool have capacity limits defining how the energy storages are intended to be used. The method is performed by detecting (403) an excepti...
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