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WO/2023/188898A1 |
Provided are: a switching circuit which can suppress reduction in output power even when power generated from a plurality of DC power source circuits changes; and a DC power output device, a wireless power transmission system, and a phot...
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WO/2023/188081A1 |
Provided is, inter alia, a power supply system that contributes to the stability of a power system. The power supply system (E1) comprises a control means (7) for using, as on-site power to be used in a motor (5a) or other load (5b) duri...
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WO/2023/185196A1 |
The present application discloses an energy storage system structure for an AC power grid interconnection and a control method. The energy storage system structure for an AC power grid interconnection comprises: an energy storage battery...
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WO/2023/186379A1 |
A control system for controlling parallel connected power converters comprises a data processing system (101-103) configured to form, for each power converter, a reactive power indicator (lreact_n) based on data indicative of reactive po...
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WO/2023/190772A1 |
This power supply system includes: a first power feeding unit using a commercial power source; a second power feeding unit using an on-board battery or the like; a third power feeding unit using a fuel cell; a fourth power feeding unit u...
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WO/2023/186380A1 |
A control system for controlling parallel connected power converters comprises a data processing system (101-103) configured to form, for each power converter, a frequency droop value (Δfdroop_n) based on electric power of the power con...
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WO/2023/192614A1 |
One variation of a system for regulating power output of multiple solar substrings includes: a set of solar substrings and a power regulator. The power regulator includes: a power supply; an adder; a modulation signal generator; a de-mod...
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WO/2023/187040A1 |
The invention relates to infrastructure (1) for connecting offshore wind turbines (11, 12, 13, 14, 15, 16) to an electrical substation (10), the infrastructure comprising: - a first offshore wind turbine (13); - a first underwater electr...
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WO/2023/189196A1 |
The present invention provides an execution timing determination technology that can reduce electric power costs concerning one or more steps. This execution timing determination device is for determining execution timings for one or mor...
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WO/2023/182875A1 |
According to one aspect of the present invention, provided is a method for managing an energy storage system, the method comprising the steps of: determining an output control period of a battery included in an energy storage device by r...
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WO/2023/179193A1 |
A control method for a terminal device, and a storage medium, a general meter device and an electric meter system. The control method comprises: determining power distribution data of a plurality of terminal devices, wherein the power di...
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WO/2023/180418A1 |
Method of operating an electrical power distribution system (1), said power distribution system (1) comprising: - at least one electrical power generator (3, 5) with uncontrollable variable supply; - at least one electrical power consumi...
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WO/2023/181231A1 |
A prediction device (10) comprises an acquisition unit (110) and a prediction unit (130). The acquisition unit (110) acquires the transition of a prediction value of a first power supply amount. The first power supply amount is the amoun...
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WO/2023/178862A1 |
A kinetic energy recovery system (10), a cutting equipment (20), and a kinetic energy recovery method. The kinetic energy recovery system (10) comprises a motor controller (11), an energy storage device (12), and an energy management dev...
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WO/2023/183733A1 |
Certain aspects of the present disclosure relate to a local energy management system (LEMS) at local mixed power generating sites for providing grid services and grid service applications. The LEMS generally serves as a local power contr...
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WO/2023/181386A1 |
A control system (10) for a power generation system (100) controls the power generation system (100), which comprises a nuclear power generation plant (20) that is provided with a hydrogen production device (30) and a thermal power gener...
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WO/2023/179029A1 |
A control method for an offshore wind power uncontrolled rectifier direct-current power transmission system. The method comprises: providing an offshore wind power uncontrolled rectifier direct-current power transmission system, which co...
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WO/2023/183447A1 |
A method and apparatus for managing distributed energy resources is provided herein. For example, an apparatus for managing distributed energy resources comprises a first electrical area comprising: at least one power producing distribut...
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WO/2023/183647A1 |
An exemplary power conditioning method and system are disclosed using a power converter in combination with a diode bridge rectifier and a series transformer in which the power converter is configured to inject VARs to a high-speed rotat...
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WO/2023/181415A1 |
The present invention supplies inertial force and reactive power to a system without waiting the restoration of a house power supply. A power generation plant (1) comprises: a power generator (7); a switch (41) that switches whether or n...
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WO/2023/179044A1 |
A stable control method and apparatus for an AC-DC hybrid power grid after DC blocking. The method comprises the following steps: grading a power grid operation means; calculating the maximum control measure quantity of a power grid freq...
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WO/2023/181302A1 |
This control device carries out connection control in a power distribution network in which a solar cell and a plurality of loads are connected and power from the solar cell is distributed in direct current, wherein the control device co...
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WO/2023/179003A1 |
Disclosed is a control method for multi-time-scale active distribution network voltage, comprising: establishing voltage optimization considering a large-scale distributed power supply, so as to achieve the generation of cooperative dyna...
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WO/2023/178887A1 |
A large-capacity off-grid wind-photovoltaic hybrid hydrogen-production direct-current (DC) micro-grid and a control method therefor. The large-capacity off-grid wind-photovoltaic hybrid hydrogen-production DC micro-grid comprises m mediu...
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WO/2023/178873A1 |
Provided are a grid-connected point voltage regulation method and system for a thermal power molten salt energy storage converter device. The method comprises: determining a voltage equivalent equation of the thermal power molten salt en...
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WO/2023/178403A1 |
The present invention provides a method for continuous adjustment of the power factor in an induction motor driven by a frequency inverter with escalar or vetorial control, by the use of a system for advanced saving energy, comprising a ...
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WO/2023/179874A1 |
An apparatus is provided, configured to supply power to a load (1) connected with a power system (2), which load (1) is connected or connectable to a load conductor (3). The apparatus comprises a reactor (5) connected or connectable betw...
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WO/2023/178707A1 |
Provided in the present disclosure are a distribution method and apparatus for virtual inertia in a photovoltaic cluster. The method comprises: according to a frequency change rate monitored by a photovoltaic grid-connected system at a g...
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WO/2023/179909A1 |
A method for performing a start-up of an offshore plant. The offshore plant comprises a power grid for supplying and distributing energy, wherein the power grid comprises a power generation source for generating the energy, a load driven...
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WO/2023/178574A1 |
The present application provides a power supply system, a three-phase inverter, a controller of the three-phase inverter, and a control method. After a low-voltage fault occurs in a power grid in the power supply system, the three-phase ...
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WO/2023/180262A1 |
The invention relates to a method and device for controlling an electric grid (10) at a point of consumption (20), commanding an electric load (30) connected to the electric grid. The method provides an algorithm for real-time management...
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WO/2023/182628A1 |
An energy storage system according to one embodiment of the present invention may comprise: a plurality of first battery racks; a central DC-DC converter which performs power conversion in conjunction with the plurality of first battery ...
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WO/2023/181453A1 |
This disaster contingency planning system comprises a computation unit that executes computation processing and a storage unit accessible to the computation unit. The computation unit comprises a planning unit that develops a plan for me...
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WO/2023/179118A1 |
Disclosed in the present invention are a method and system for optimizing a direct-current power transmission curve of a multi-energy complementary integrated external transmission base. The method comprises: according to direct-current ...
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WO/2023/179076A1 |
The present application relates to a mixed integer programming-based load decomposition method and apparatus for an industrial facility. The method comprises: acquiring a device asset list of an industrial facility to be subjected to dec...
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WO/2023/179992A1 |
A method for checking the plausibility of a forecast regarding an amount of providable energy in a local energy market is proposed, the local energy market having a processor (40). This method comprises the following steps: communicating...
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WO/2023/179674A1 |
Disclosed in the present application are a wind farm reactive power control optimization method and device considering active power regulation, an apparatus and a medium, the method comprising: constructing an equivalent power flow model...
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WO/2023/179984A1 |
The invention relates to a method for acquiring a characteristic curve of a PV generator (2) to be scanned from a plurality of PV generators (2) in a power generation system (10), wherein each of the PV generators (2) is connected, on th...
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WO/2023/173783A1 |
The present application provides a traction network bilateral power supply ride-through power utilization system, and a control method, relating to the technical field of electrified railway power supply. The system comprises: a power co...
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WO/2023/174839A1 |
It is described a power grid comprising a plurality of energy generating devices (1) configured to generate electric energy and a plurality of energy consuming devices (2) configured to consume electric energy from the energy generating ...
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WO/2023/175733A1 |
A management device that controls an interrupting means provided between an electric power source and each of a plurality of receptacles, the management device including: a monitor means that on the basis of a difference between supplied...
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WO/2023/174979A1 |
The invention relates to a method for managing energy, said method being implemented by an electronic device and comprising: - obtaining (11) at least one value of ambient energy of a first type, representative of an exposure of a first ...
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WO/2023/176115A1 |
The purpose of the present invention is to provide a DC power supply system in which a solar power generation can be made to generate power at a maximum in consideration of the operation state of a load device that becomes a power supply...
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WO/2023/175847A1 |
A control device capable of communicating with a plurality of distributed power supplies in a power supply system for supplying electric power to consumers: acquires, from a first distributed power supply among the plurality of distribut...
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WO/2023/177800A1 |
Systems and methods for power system switching element (PSSE) anomaly detection are disclosed. An example PSSE anomaly detection unit may include a power system switching element position estimator (PSSEPE) and a comparison unit. The PSS...
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WO/2023/173817A1 |
The present application provides a distributed energy storage planning method and system for a power distribution network, comprising the following steps: step S1, setting, in a distribution area of a distributed power supply, a mathemat...
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WO/2023/175795A1 |
This control device changes a connected state between a power supply source and a plurality of DC/DC converters, the device comprising: an acquiring means that acquires a usage status of each of the plurality of DC/DC converters; a selec...
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WO/2023/175294A1 |
The present disclosure relates to a computer-implemented method operating an energy provision device for providing a reserve service to a power grid, comprising: determining at least one device variable, the at least one device variable ...
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WO/2023/173698A1 |
Disclosed in the present invention is a distributed energy storage multi-layer control method based on an optimal power flow. Energy storage group control is divided into three layers, intra-group control is achieved by means of primary ...
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WO/2023/174529A1 |
A system (100), a control unit (130) and a method (1000) for controlling the system (100) is provided. The system comprises a hydrogen electrolyser unit (110), an enhanced static compensator, E-STATCOM, (120), and a control unit (130). T...
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