Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02J - Circuit arrangements or systems for supplying or distributing electric power; Systems for storing electric energy › H02J 3 - Circuit arrangements for ac mains or ac distribution networks
Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663)
11/2010
11/24/2010CN201656532U Three-phase grid-connected battery energy storage device
11/24/2010CN201656508U Charging equipment of electric automobile
11/24/2010CN201656499U Pre-excitation energy-saving system
11/24/2010CN201656498U Full-power grid-connected device of brushless synchronous wind generating set
11/24/2010CN201656497U Electric load buffering device
11/24/2010CN201656496U Double-thyristor module structure for wind power generation soft connection grid voltage regulation circuit
11/24/2010CN201656495U Secondary reactive power compensation control system for ore heating furnace
11/24/2010CN201656494U Split-phase compensation self-healing low-voltage reactive power compensation condenser
11/24/2010CN201656493U High-low voltage combined reactive compensation control device of ore smelting furnace
11/24/2010CN201656492U Intelligent low-voltage power capacitor
11/24/2010CN201656491U Intelligent electric power regulator
11/24/2010CN201656490U Low-voltage dynamic reactive power compensation device
11/24/2010CN201656489U Multifunctional electrical distribution monitoring and reactive compensation controlling analysis system
11/24/2010CN201656488U Low-voltage power capacitor device
11/24/2010CN201656487U Intelligent capacitor
11/24/2010CN201656486U High-pressure reactive compensation and filtering device based on synchronization control
11/24/2010CN201656485U AC dynamic active power factor compensation circuit
11/24/2010CN201656484U Movable type container of static var compensator
11/24/2010CN201656483U Capacitance compensation cabinet using secondary principle wiring technique
11/24/2010CN201656482U Harmonic filtering device in power supply system
11/24/2010CN201656481U Structure device for active power filter
11/24/2010CN201656480U Active filter and reactive power compensation device
11/24/2010CN201656479U System for controlling quality of low-harmonic wave power supply
11/24/2010CN201656478U Passive filter module
11/24/2010CN201656477U Passive series tuning filtering device
11/24/2010CN201656476U Electricity energy quality optimizing device based on field bus
11/24/2010CN201656475U Surgeless low power consumption combination switch
11/24/2010CN201656472U Phase-control type arc suppression coil with filter loop
11/24/2010CN201656269U Bus connecting circuit used for restraining power harmonics
11/24/2010CN201654522U Main control device, control system of power electronic system and power electronic system
11/24/2010CN201649514U Solar battery wall brick
11/24/2010CN101897098A Wind turbines having control for network faults and operating method therefor
11/24/2010CN101897097A A method of demand side electrical load management and an associated apparatus and system
11/24/2010CN101897096A Method and system for reducing feeder circuit loss using demand response
11/24/2010CN101896718A Production system for electric energy and hydrogen
11/24/2010CN101895131A Automatic synchronizing paralleling method of pumped storage unit
11/24/2010CN101895130A Solution method of local boundary of injection space voltage stability region having wind power station
11/24/2010CN101895129A AC-DC-AC wind power generation cut-in control system
11/24/2010CN101895128A Control method of voltage fluctuation feedback of grid-connected current transformer under asymmetric voltage
11/24/2010CN101895127A Power generator distributed inverter
11/24/2010CN101895126A Low voltage ride through control circuit of doubly-fed variable-speed constant-frequency wind power generator unit
11/24/2010CN101895125A Control method of light-type direct-current transmission system converter of offshore wind power station
11/24/2010CN101895124A Coupling assessment method for judging mutual influence of alternating current-direct current parallel/series-parallel systems
11/24/2010CN101895123A Method for controlling compensated power network neutral point displacement voltage by grounding bidirectional offset-regulating switch
11/24/2010CN101895122A Output circuit of three-phase power voltage regulator
11/24/2010CN101895121A Low-frequency and low-voltage load-reducing control method based on multi-agent technology
11/24/2010CN101895120A Timing and peak limiting automatic control device of power circuit
11/24/2010CN101895119A Compensation system of parallel-type active electric power filter
11/24/2010CN101895118A Method for suppressing harmonics of power network current of variable-speed constant-frequency doubly-fed wind power generator system
11/24/2010CN101895117A Method and device for assessing sub-synchronous resonance
11/24/2010CN101895116A Online available transmission capacity computing method based on distribution factor
11/24/2010CN101895115A Method for constructing distributed power supply smart grid with hierarchy structure
11/24/2010CN101895114A Method for checking boundary definition integrity in power system model splicing
11/24/2010CN101895113A Method for monitoring and managing mobile earth wire
11/24/2010CN101895112A Controller of converter of dual-fed wind power generator
11/24/2010CN101892876A Method for primary control of a steam turbine installation
11/24/2010CN101892873A Primary frequency modulation method based on machine inlet pressure compensation
11/24/2010CN101892865A Control method and control device of triangular flash evaporation circulating power generation system
11/23/2010US7840829 Power supply system
11/23/2010US7840142 System and method for reducing standby power consumption
11/23/2010US7839027 Frequency responsive charge sustaining control of electricity storage systems for ancillary services on an electrical power grid
11/23/2010US7839024 Intra-area master reactive controller for tightly coupled windfarms
11/23/2010US7839017 Systems and methods for remotely controlling an electrical load
11/23/2010US7839016 Maintaining output I/O signals within an integrated circuit with multiple power domains
11/23/2010US7839012 Power line transmission
11/23/2010US7839011 Method and apparatus for signal transmission with isolation in medical devices
11/23/2010CA2346313C Electric energy transmission and distribution system
11/18/2010WO2010130583A2 Distributed power generation
11/18/2010WO2010130273A1 Device to extract maximum power from a solar array and process to carry it out
11/18/2010US20100289334 Inverter
11/18/2010US20100289333 Power distribution device
11/18/2010DE202010012658U1 Steuereinheit zur Regelung, Einspeisung und Speicherung von elektrischer Energie am Stromnetz unter Einbindung regenerativer oder anderer lokaler Energiequellen Control unit for control, supply and storage of electrical energy in the power grid under integration of renewable energy sources or other local
11/18/2010DE102009003173A1 Verfahren und Vorrichtung zum gerichteten Übertragen elektrischer Energie in einem elektrischen Versorgungsnetz Method and apparatus for the directional transfer of electrical energy into an electric utility grid
11/17/2010EP2251953A2 Genset system with energy storage for transient response
11/17/2010EP2251751A1 Operation plan creatiion method and device for energy storage device
11/17/2010EP2250723A1 Distribution controller and a method for identifying an orphan network and transmitting a standardized description of the orphan network to another distribution controller
11/17/2010EP2234237A9 Method for controlling single-phase DC/AC converters and converter arrangement
11/17/2010CN201639538U Dynamic power control device of variable speed constant frequency double-fed asynchronous wind driven generator
11/17/2010CN201639506U Novel grid connected bridge inverter without dead-time effect
11/17/2010CN201639475U Circuit for realizing aging energy feedback of mobile TV switch power supply
11/17/2010CN201639311U Emergent unloading controller
11/17/2010CN201639310U Emergency unloading control system of power generating set of offshore platform
11/17/2010CN201639309U Control screen for hydraulic generator
11/17/2010CN201639308U Elastic energy storage generation system for power grid
11/17/2010CN201639307U Box type passive dynamic passive compensation complete device
11/17/2010CN201639306U Box type voltage-regulating type passive compensation complete device
11/17/2010CN201639305U Intelligent low-pressure tunable filtering wave power capacitor module
11/17/2010CN201639304U Integrated pressure-regulating type reactive compensation device
11/17/2010CN201639303U Energy-saving control circuit with capacitance compensation for oil pumping unit
11/17/2010CN201639302U Programmable harmonic wave generating device
11/17/2010CN201639301U Parallel-connected hybrid active power filter
11/17/2010CN201639300U DC (direct current) frequency-conversion dishwasher and filter circuit thereof
11/17/2010CN201639299U Main power device of active filter based on layer-type busbar
11/17/2010CN201639298U Control device of active filter
11/17/2010CN201639297U Control device for active power filter of distribution network
11/17/2010CN201639296U Composite filter module
11/17/2010CN201639295U Harmonic suppressor of power grid
11/17/2010CN201639294U Physical model of single-tower joint-use double-circuit electric transmission line
11/17/2010CN201639293U Slide rail type electric transmission device with distributing trolley
11/17/2010CN201635778U System applicable to industry of artificial boards and conducting power generation by utilizing refuse fuel
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