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Patent Searching and Data


Matches 1 - 50 out of 50,703

Document Document Title
WO/2021/092374A1
An apparatus to produce electricity from several renewable energy sources. The device collects wind into a duct, adds energy to the collected wind by adding heat from the sun and building exhaust, and produces electricity via a generator...  
WO/2021/091136A1
The present invention relates to a grid-connected inverter provided in a distributed power source for forming a microgrid system, the inverter comprising: a grid sustaining control unit, which generates a reference voltage for sustaining...  
WO/2021/088442A1
A method and system for coordinately controlling a reactive voltage of a wind farm. The method and system measure the voltage of a grid-connected point of a wind farm and that of a wind generator set in the wind farm, and compares the me...  
WO/2021/088452A1
The present application relates to a voltage control method for a power distribution network circuit containing distributed power supplies and a device, pertaining to the field of power distribution network control. The method comprises:...  
WO/2021/088491A1
The present application relates to the technical field of photovoltaic power generation, and provides a photovoltaic control apparatus and method, and a system, being used for reducing a system cost. The apparatus is applied to a photovo...  
WO/2021/089814A1
A power supply assembly comprising a source connection system (4) comprising a primary source connection (41), a load connection (71), a converter system comprising at least one converter controllable for reactive power compensation, an ...  
WO/2021/090117A1
Installation for the transformation of mechanical energy into electrical energy with an optimized crank rod steam engine, comprising: a piston (25) of a steam engine (15) connected to a pair of connecting rods (20-20) with a joint (21) c...  
WO/2021/089830A1
The invention relates to an apparatus (1) for emulating a supply network for validating components (DUT) of a power supply system, having • means (RT) for providing a current/voltage signal according to a frequency-dependent impedance ...  
WO/2021/089549A1
A method for recursive data aggregation in a system comprising a plurality of electronic devices and at least one data collecting unit is disclosed. The data collecting unit is adapted to receive data from said electronic devices. The me...  
WO/2021/088502A1
A control system of a direct-current energy consumption device and a control method therefor. The system comprises a flexible direct-current control protection system and an energy consumption device control system. The control method co...  
WO/2021/085381A1
This server apparatus is an apparatus that manages a plurality of devices including one or more distributed power supply. The server apparatus comprises a processing unit that executes: an association process that associates a device ide...  
WO/2021/082586A1
Disclosed in the present invention is an offshore wind farm low-frequency alternating-current uncontrolled rectification electric power transmission system, comprising an onshore converter station and an offshore alternating-current syst...  
WO/2021/082481A1
Disclosed are a current sharing control method and an inverter. The method comprises: an inverter acquiring a voltage signal and a current signal output by itself; determining the active power according to the voltage signal and the curr...  
WO/2021/084163A1
The invention relates to a system and method for supplying AC output power to at least one desired AC load. Values of electrical currents and/or voltages are measured by an energy measurement device within the system and an AC output pow...  
WO/2021/086930A1
Examples relate to adjusting load power consumption based on a power option agreement. A computing system may receive power option data that is based on a power option agreement and specify minimum power thresholds associated with time i...  
WO/2021/087004A1
A method and apparatus for secondary control in a power network. In one embodiment, the method comprises determining a frequency area controller error (ACE) equation for an area and a voltage ACE for the area; decomposing the frequency A...  
WO/2021/082475A1
A multi-power supply hybrid power supply and power distribution control system of a travel trailer and a control method therefor, the system comprising a power supply detection module, a combined logic controller, a PFC controller, an AC...  
WO/2021/087005A1
Method and apparatus for load-based primary regulation in a power system. In one embodiment the method comprises receiving information pertaining to each load of a plurality of loads in a power distribution system; generating, using the ...  
WO/2021/086240A1
A method for providing frequency balancing in a power network grid is presented The method is performed in an RBS of a radio communication network. The RBS comprises one or more power supply units, PSUs, connected to the power network gr...  
WO/2021/084658A1
This power control device executes control for charging or discharging one or more power storage batteries, wherein the device comprises: a monitor unit that acquires the stored power amount of each of the one or more power storage batte...  
WO/2021/082040A1
A constraint aggregation-based virtual power plant feasible output range identification method and an apparatus, related to the technical field of power system operation scheduling. The method comprises: acquiring fundamental data of pow...  
WO/2021/086951A1
An uninterruptible power supply (UPS) system with stranded power recovery has a plurality of UPS modules with one or more of the UPS modules usable to provide stranded power to a recovered power bus. When a UPS module is used to provide ...  
WO/2021/082423A1
The present invention provides a direct-current coupling hydrogen production system and a control method therefor. A first converter supplies hydrogen production electric energy to a hydrogen production tank system only when output elect...  
WO/2021/086470A1
A renewable energy generation system includes a drive motor, a flywheel in mechanical communication with the drive motor, a generator in mechanical communication with the flywheel, a charge controller in electrical communication with the...  
WO/2021/083887A1
The invention relates to a distribution system (100) for electrical power comprising a feed device (110) for receiving an input alternating current from an external low-voltage network (N) and for outputting a transfer current into the d...  
WO/2021/082601A1
The present invention provides an offshore wind farm high-frequency uncontrolled rectification direct-current electric power transmission system, comprising a direct-current system and an offshore alternating-current system. The offshore...  
WO/2021/086980A1
An energy management system is provided and includes a smart switch includes an input that is configured to connect to one of meter at a service entrance or a main load panel; a storage system connected to the smart switch; and a combine...  
WO/2021/084659A1
This control device is characterized by comprising: a determination means that, when a request specifying an amount of power required to be supplied and the power source of the amount of power or the type of the power source is received,...  
WO/2021/086994A1
An electrical energy storage device for use in an electrical distribution grid where storage may be located across various voltage transitions throughout the network, enabling energy to bypass stepdown transformers, monitoring on both si...  
WO/2021/087003A1
A method and apparatus for tertiary control with over-current protection. In one embodiment, the method comprises calculating at least one unconstrained optimal net intertie target for an area of a power network; calculating, for each re...  
WO/2021/082304A1
Disclosed in the present invention is an integrated electric power distribution system. The integrated electric power distribution system comprises a miniature busbar, a master control switch, and branch control switches; the miniature b...  
WO/2021/077751A1
Provided is a high order harmonic suppression circuit for a railway circuit applicable to the technical field of railway vehicles. The high order harmonic suppression circuit for a railway circuit comprises a first capacitor, a second ca...  
WO/2021/079554A1
The error between the present value and the target value of the total amount of output power from a plurality of power supply devices is reduced. This power supply system (10) comprises a plurality of power supply devices (20) that are c...  
WO/2021/078537A1
The invention relates to a generator unit (1) as a component of a power plant connected to the electrical grid (2), comprising a first generator (3) with a rotor connected to a drive turbine via a shaft, a second generator (4) and a thre...  
WO/2021/077753A1
Disclosed are a comprehensive control method and system that ensure voltage safety in a power recovery stage of a multiple feed-in DC system, the method comprising: linearizing a power flow equation of an AC-DC system to obtain a sensiti...  
WO/2021/077571A1
A ship shore power multi-power system detection and self-adaptive control system, relating to the technical field of port power supply. Said system comprises: a shore power assembly, the shore power assembly comprising a power grid power...  
WO/2021/077223A1
A corrosion protection device, system, and method are provided. The device may operate while being coupled to the object being protected and to a power source using a total of only two terminals. This may be accomplished by de-referencin...  
WO/2021/079956A1
A bidding assistance system for assisting in electric power transactions pertaining to the adjustment of electric power in an electric power system at a transaction target time, the bidding assistance system comprising: a reception unit ...  
WO/2021/078992A1
1. Energy storage system suitable for retrofitting into a power supply system as well as method and power allocation system related to this. The power supply system comprises at least two segregated power system sections, each constituti...  
WO/2021/079061A1
The invention relates to a method for confirming that a command to reduce consumption of electrical power in at least one passenger transportation vehicle has been executed, the method comprising the following steps: - sending (E1) a con...  
WO/2021/077596A1
A group-based online optimization method for optimal power grid topology taking predicted accident sets into consideration. Under the constraint of the number of lines that are allowed to be connected and disconnected, a set of optimal c...  
WO/2021/076326A1
Disclosed are systems and methods for utilizing a unique elastic command and control architecture to incorporate certain resiliency qualities in power grid management and outage mitigation. A decision system for an electrical grid, compr...  
WO/2021/073844A1
The invention relates to an energy management method involving - at least one power grid, - at least one electrical energy-consuming process for producing at least one product and - at least one electrical energy-generating process, wher...  
WO/2021/074976A1
The power storage system according to an embodiment is provided with a first power storage device for discharging electrical power through a power line to one or a plurality of devices of a power supply destination or charging electrical...  
WO/2021/073323A1
A ground fault current compensation system, method and apparatus for a self-produced power-supply-phase power source. The system comprises a phase power supply generator (1), a phase power supply phase compensator (2), a fling-cut switch...  
WO/2021/073049A1
A centralized energy storage charging pile, comprising high-frequency isolation conversion bidirectional or unidirectional DC/DC converters (7, 8) and DC buses (10, 11), a first connection point of the DC/DC converter (7, 8) being connec...  
WO/2021/048458A4
A PV-optimiser power system (5) for a photovoltaic installation for supply of power from a photovoltaic installation. The system comprises a first DC/DC converter (1) connected to a PV panel (4b) and to one or more energy storage modules...  
WO/2021/074812A1
A high-voltage overhead electric transmission line (1) is described, which extends from a first electrical substation (3) to a second electrical substation (5), and comprises at least one "T" junction (7) which forms a joint (9) with thr...  
WO/2021/073700A1
According to embodiments described herein, control of the auxiliary power system in a hybrid power plant (310) is provided by determining a grid-draw threshold from an external power grid (320); monitoring power consumption for powered s...  
WO/2021/076411A1
An audio or haptic power output system manages and delivers power to multiple output transducers based on corresponding power or current limits that are adjusted dynamically according to measures of power or current that are required to ...  

Matches 1 - 50 out of 50,703