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Matches 101 - 150 out of 47,611

Document Document Title
WO/2019/197456A1
The invention relates to a method for operating a wind turbine (4) or a plurality of wind turbines (4') combined in a wind farm (5), to a control unit designed for carrying out the method and to a corresponding computer program product. ...  
WO/2019/197302A1
The invention relates to a photovoltaic energy generating system (1) comprising a string (20) which has a series circuit of solar modules (10) and which is electrically connected to a power inverter (30) via connection lines (50) in orde...  
WO/2019/197405A1
The present invention relates to an apparatus configured to manage energy consumption of a freezer or cooler to match available solar energy and extending the life of a battery used in the freezer or cooler, the apparatus comprising a co...  
WO/2019/198300A1
According to the present invention, AC/DC converters (30A, 30B) and DC/DC converters (40A, 40B) are arranged in correspondence to electric generators (20A, 20B). The AC/DC converters (30A, 30B) convert AC powers generated by the generato...  
WO/2019/199638A1
Disclosed techniques include energy management based on modularized energy control using pooling. Operating data is obtained from a plurality of energy modules within an energy storage system. The plurality of energy modules is pooled. O...  
WO/2019/196427A1
A method and device for optimizing backup on the basis of supporting fault event constrained unit commitment, the method comprising the following steps: step 1: running a basic unit commitment backup optimization model to obtain a basic ...  
WO/2019/192993A1
The invention relates to a method for feeding electrical power into an electrical supply network by means of a decentralised feeding unit, in particular by means of at least one wind turbine, in which the feeding unit is connected to a n...  
WO/2019/194879A1
A method and apparatus for parallel operation of multiple power sources including one fuel cell power source. The apparatus includes a droop controller master communicatively connected to the multiple power sources and configured to meas...  
WO/2019/194492A1
Disclosed is a server comprising: at least one processor; a communication circuit electrically connected to the at least one processor and transmitting or receiving a signal to/from an external device; and a memory electrically connected...  
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/2019/192151A1
The present invention provides a power control method, device and system for a wind power station. The power control method comprises: obtaining running state data of the wind power station and a grid connection point in real time; deter...  
WO/2019/192040A1
A wind-photovoltaic-diesel intelligent alternating current (AC) microgrid system, comprising a wind turbine, a photovoltaic power generation array, a diesel generator, an energy storage device, and a load and microgrid energy management ...  
WO/2019/192915A1
The invention relates to a measuring unit at a discharging point of a power network providing electrical mains power, a control unit for controlling the receiving quantity of mains power of a consumption device and a method for controlli...  
WO/2019/195562A1
Regenerative and Sustainable Energy Structures are integrated systems that harness the energy in the surrounding environment and the energy created by the structure itself to offset the energy required to operate the system. The systems ...  
WO/2019/193837A1
The purpose of the present invention is to provide a power generating system that makes it possible to improve efficiency while maintaining reliability, and a control method thereof. This power generating system 100 connected to a power ...  
WO/2019/184676A1
Disclosed are a method for power grid regulation based on variable frequency air conditioning loads, a device, and a storage medium. The method comprises: establishing a regulation structure for a virtual synchronous motor according to a...  
WO/2019/185151A1
The invention relates to an electrical circuit comprising a load (2) and at least one voltage source converter (24a-c) for reactive power compensation, which is connected to the load (2) in series. The voltage source converter (24a-c) is...  
WO/2019/187524A1
This generator unit relocation calculation device is provided with a position information acquisition unit which acquires position information indicating the positional relation between multiple generator units, each of which includes so...  
WO/2019/185753A1
The present invention proposes a system that is directly coupled to the transmission network or the distribution network, wherein a variable-speed, twin-fed asynchronous machine is combined with a flywheel. Besides the function as a volt...  
WO/2019/184132A1
The present invention relates to the field of grid power flow calculation and the technical field of data driving, and provides a data driving-based grid power flow equation linearization and solving method. The method comprises: first e...  
WO/2019/190454A1
Devices, systems and methods are provided that introduce electrical components to alter the electrical characteristics of power delivery systems in residential and commercial power circuits to: prevent the disaggregation of electrical ut...  
WO/2019/184609A1
Disclosed is a flexible domestic power supply system based on renewable energy and a mains power supply, comprising: a power source controller; a plurality of load controllers having identical structures; a first live wire; and a second ...  
WO/2019/187359A1
A management device that manages a power system and has provided therein: a frequency fluctuation risk evaluation unit and a risk mitigation measures evaluation unit. The frequency fluctuation risk evaluation unit: obtains, from a market...  
WO/2019/184481A1
A system (10) and a method for managing current and/or electrical power consumption in an appliance (100). The system (10) described herein utilizes a controller (200) and/or processor (202) either integral to or separate from the applia...  
WO/2019/185267A1
A method for operating a pumped storage power plant (1) comprising a headwater reservoir (3), an underwater reservoir (4), a water path (5), which is arranged between the headwater reservoir (3) and the underwater reservoir (4) so as to ...  
WO/2019/184286A1
An online dynamic decision-making method and system for unit restoration. Said method comprises: determining a black-start power source when a system is restored, and from all the units, selecting as a set of units to be restored units n...  
WO/2019/187153A1
The present invention comprises: a first supply/demand information acquisition unit that acquires first supply/demand information indicating an electric power supply/demand and a hydrogen supply/demand in a hydrogen generation system tha...  
WO/2019/184389A1
A system and method for voltage-free sampling coordinated control for multiple grid-connected inverters. The system comprises multiple grid-connected inverters and one network voltage collection apparatus, wherein an input end of each of...  
WO/2019/191583A1
An exemplary power system includes a DC power bus and a photovoltaic system connected to the DC power bus. An energy storage system is connected to the DC power bus and stores energy injected to the DC power bus by the photovoltaic syste...  
WO/2019/185224A1
The invention relates to a rotary machine (3) comprising a stator (11) and a rotor (8) that can rotate about an axis of rotation (10). The stator (11) is mechanically divided into stator segments (14), each of which cover a respective se...  
WO/2019/184326A1
A peak-valley energy-saving electricity storage and charging device for a new energy vehicle, wherein a portable mobile box (1) thereof comprises a box body (11), movable casters (12), and a telescopic pull rod (13); a storage battery (2...  
WO/2019/187411A1
Provided is a control device for a distributed power source, the control device being capable of stabilizing the output power of a distributed power source linked to a power system. A control device (100) for a distributed power source: ...  
WO/2019/184305A1
A current-sensorless grid current control method applicable to a grid-connected inverter, relating to a system consisting of a main grid-connected inverter circuit and a grid-connected inverter control circuit. The grid-connected inverte...  
WO/2019/184610A1
Disclosed are access control device and method for a domestic load based on a renewable energy and a mains power supply. In the present invention, domestic loads are divided, according to characteristics and power source requirements of ...  
WO/2019/184161A1
A mesoscale data-based automatic wind turbine layout method and device. The method comprises: initially screening an input wind field region on the basis of input mesoscale wind map data by means of a wind speed limit value to obtain a f...  
WO/2019/183925A1
Disclosed in the present invention are a supply-demand type intelligent low-voltage reactive control assembly structure and a control system. The supply-demand type intelligent low-voltage reactive control assembly structure comprises a ...  
WO/2019/179949A1
The invention concerns a method, set point determining device (38) and computer program product for determining set points of machines, energy storage units, wind generators and/or solar panels (12, 14, 16, 18) in a power system (10). Th...  
WO/2019/180273A1
A system for controlling voltage supply to a portion of a distribution grid, the portion of the grid including a substation with one or more transformers able to increase or decrease the voltage supplied to consumers within the portion o...  
WO/2019/180277A1
A system for controlling power consumption on a portion of a distribution grid, the system including a data set including a previously measured power consumption associated with previously measured values of a property, the property bein...  
WO/2019/182174A1
According to a disclosed aspect, provided is a smart meter, a system including same, and a method for controlling the smart meter, wherein the smart meter actively requests renewable energy through a system according to an electricity bi...  
WO/2019/181076A1
A management device which is connected to an AC power line provided with a plurality of connection ports to which an electrical device equipped with a power storage means can be connected, the management device being equipped with: a mea...  
WO/2019/180275A1
A system for controlling voltage supply to a portion of a distribution grid including a substation providing a transformer operable to increase or decrease the voltage supplied to consumers within the portion of the grid, the voltage con...  
WO/2019/181093A1
This load estimation device measures the voltage and current which are supplied to a load connected to a power generator, calculates characteristics of the load from the measured voltage and current values, and estimates a plurality of l...  
WO/2019/180096A1
The present invention relates to a method and plant of operating a grid forming power supply plant based on both a renewable energy, such as based on wind energy, solar energy, hydro energy, wave energy, and a carbon based energy, such a...  
WO/2019/180901A1
This electric power conversion device (1) is characterized by being provided with: an electric power converter (2) which is connected to an electric storage device (91) for storing direct-current electric power, and which is capable of c...  
WO/2019/180429A1
A system for delivering electrical energy to a chargeable unit of an electrically powered object characterised by comprising: • at least one input line for delivering electricity from a grid and/or a source of renewable electrical ener...  
WO/2019/178642A1
An electrical power control apparatus, including : a magnetic core including at least three interconnected limbs defining a plurality of magnetic circuits, the at least three interconnected limbs including a first limb and second limbs; ...  
WO/2019/181084A1
The present invention provides an information providing device characterized by having: a reception means which receives, from a portable power supply device including a battery that accumulates power to be supplied to a detachably conne...  
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/2019/180865A1
Provided is an energy saving control device (10) including: a storage unit (15) which stores, for each energy saving control, an energy saving control list in which an execution condition is associated with an execution effect; a candida...  

Matches 101 - 150 out of 47,611