| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 05/08/2013 | CN103098329A An apparatus for controlling the electric power transmission in a HVDC power transmission system |
| 05/08/2013 | CN103097726A Wind-power production with reduced power fluctuations |
| 05/08/2013 | CN103097175A Dispatch controller for a distributed electrical power system |
| 05/08/2013 | CN103095053A 风力涡轮发电机和风力涡轮机 Wind turbines and wind turbines |
| 05/08/2013 | CN103094928A Identification and control method of power grid impact load disturbance |
| 05/08/2013 | CN103094927A Unit commitment method taking consideration of wind power output uncertainties and half absolute deviation risks |
| 05/08/2013 | CN103094926A Multi-component energy-storing capacity collocation method applied to micro power grid group |
| 05/08/2013 | CN103094925A Intermediate voltage power station for ship |
| 05/08/2013 | CN103094924A Method and device for obtaining power grid synchronic benchmark sine based on absence of phase lock loop |
| 05/08/2013 | CN103094923A Grid-tied power conversion system from direct currents to alternating currents |
| 05/08/2013 | CN103094922A Two-level type single-phase grid-connected photovoltaic power generation control method |
| 05/08/2013 | CN103094921A Electromechanical transient modeling method and electromechanical transient model of direct-drive-type wind turbine generator system |
| 05/08/2013 | CN103094920A Equivalence method of direct-drive-type wind turbine generator wind power plant |
| 05/08/2013 | CN103094919A Method for improving grid-connection performance of double-feed wind power generation set |
| 05/08/2013 | CN103094918A Single-phase grid-connection device capable of improving electric energy quality |
| 05/08/2013 | CN103094917A Low voltage ride through control method for full-power high-speed permanent synchronous fan |
| 05/08/2013 | CN103094916A Three-phase three-wire system interphase balance method based on electric power active power filter |
| 05/08/2013 | CN103094915A Three-phase three-wire system interphase balance method based on static reactive generator |
| 05/08/2013 | CN103094914A Controller based on TMS320F2812 power distribution synchronous compensator |
| 05/08/2013 | CN103094913A Optimal configuration of 10 kV power distribution network parallel reactor and compensation method of 10 kV power distribution network parallel reactor |
| 05/08/2013 | CN103094912A 750 kV magnetic-control type controllable paralleling reactor excitation system and achieving method thereof |
| 05/08/2013 | CN103094911A Method for optimizing direct current weak receiving terminal power grid static var compensator (SVC) dynamic reactive power compensation configuration measures |
| 05/08/2013 | CN103094910A Multilevel automatic voltage reactive power control system AVC coordination control method |
| 05/08/2013 | CN103094909A Control method of high precision single phase digital phase-locked loop based on static reactive generator |
| 05/08/2013 | CN103094908A One fourth sliding window current detecting method based on static var generator |
| 05/08/2013 | CN103094907A Control algorithm of static var generator based on virtual flux linkage direct control technology |
| 05/08/2013 | CN103094906A 750 kV magnetic-control type controllable highly resistance circuit based on compensation winding energy-getting excitation |
| 05/08/2013 | CN103094905A Selection method of dynamic reactive power compensation configuration point |
| 05/08/2013 | CN103094904A Low-frequency low-voltage load shedding calculation method |
| 05/08/2013 | CN103094903A Engine-network resonance ground comprehensive treatment system |
| 05/08/2013 | CN103094902A Control method for real-time generating capacity of wind farm |
| 05/08/2013 | CN103094901A Method for identification of transient state power angle instability in real time based on actual measurement response message |
| 05/08/2013 | CN103094900A Distributed generation power distribution network three-phase load flow calculation method taking phase sequence mixing method into consideration |
| 05/08/2013 | CN103094899A Real time multicircuit control power saving device |
| 05/08/2013 | CN103094898A Automatic teed line parameter calculating method and device |
| 05/08/2013 | CN103094897A Method and system confirming minimum current carrying device of electric transmission line |
| 05/08/2013 | CN103094845A Intelligent power-saving inlet wire main cabinet |
| 05/08/2013 | CN103093946A Gear-splitting adjustable superconductivity controllable electric reactor |
| 05/08/2013 | CN103091645A Alternating current 400 Hz medium frequency power supply test system with electric power feedback function |
| 05/08/2013 | CN102354991B Direct power control method of three-phase static reactive-power synchronous compensator |
| 05/08/2013 | CN102332719B Dynamic power flow control device for multi-frequency modulation based controllable transformer and control method thereof |
| 05/08/2013 | CN102280882B Provincial and regional coordinated voltage control method employing composite coordination gateways |
| 05/08/2013 | CN102185333B Method for realizing on-grid and off-grid dual-mode running of dual-directional converter in micro-grid |
| 05/08/2013 | CN102182634B Method for optimizing and designing island wind electricity generator, diesel engine and storage battery electricity generation power based on improved particle swarm |
| 05/08/2013 | CN102157941B Method for controlling sliding mode of simplified model based three-phase parallel connection type active power filter (APF) |
| 05/08/2013 | CN102148533B Manpower smart grid |
| 05/08/2013 | CN102097793B Multi-current converter unified power quality conditioning device for power distribution system |
| 05/08/2013 | CN102044869B Special topology analysis method and device for distribution network |
| 05/08/2013 | CN101989829B Low voltage ride through (LVRT) control system of fixed-blade stalling type wind generating set |
| 05/08/2013 | CN101919133B Electrical generator arrangements |
| 05/08/2013 | CN101917022B Three-phase inverter capable of working without parallel connection by interconnection lines and control method thereof |
| 05/08/2013 | CN101908769B Control device and method for suppressing subsynchronous oscillation |
| 05/08/2013 | CN101882789B Integrated high-voltage intelligent phase selection permanent-magnetic circuit breaker |
| 05/08/2013 | CN101777770B Control circuit for voltage dropping type power factor corrector |
| 05/08/2013 | CN101772872B Estimating a time offset between stationary clocks |
| 05/08/2013 | CN101662147B Power grid control action availability on-line evaluation method |
| 05/08/2013 | CN101630922B Drive circuit and method for inverters of wind energy installations |
| 05/07/2013 | US8436487 Method and system for control and power supply of at least electrical consumer |
| 05/07/2013 | CA2569267C Switching apparatus and method for varying an impedance of a phase line of a segment of an electrical power line |
| 05/03/2013 | CA2794161A1 Wireless energy transfer systems |
| 05/02/2013 | WO2013063473A1 System and method for optimizing solar power conversion |
| 05/02/2013 | WO2013062422A1 System for very long step-out transmission of electric ac power |
| 05/02/2013 | WO2013062019A1 Energy management device, energy management system, and program |
| 05/02/2013 | WO2013062016A1 Load controller, program, load control system |
| 05/02/2013 | WO2013061826A1 Power supply system, distributed power source system, administration device, and power supply control method |
| 05/02/2013 | WO2013060368A1 Interface arrangement between ac and dc systems for reliable opening of the circuit breaker in time |
| 05/02/2013 | WO2013060252A1 Cogeneration unit and wind power joint heating system and scheduling method therefor |
| 05/02/2013 | WO2013060127A1 Integrated intensive svg cabinet based on multi-unit integrated drawer type power module |
| 05/02/2013 | WO2013060083A1 Extraction condensing cogeneration and straight condensing thermal power joint scheduling system and method |
| 05/02/2013 | WO2013060082A1 Fuel gas combined cycle and solar power generation combined heating system and scheduling method thereof |
| 05/02/2013 | WO2013060024A1 Systems and methods for using in recovering converter after grid fault event |
| 05/02/2013 | WO2013060019A1 Systems and methods for using in identifying and responding to type of grid fault event |
| 05/02/2013 | WO2013025782A3 Methods and systems for bidirectional charging of electrical devices via an electrical system |
| 05/02/2013 | WO2012146414A3 Method of actuation for an inverter, and inverter, particularly solar cell inverter |
| 05/02/2013 | WO2012067944A3 Controller for hybrid energy storage |
| 05/02/2013 | US20130106341 Hybrid battery system for portable electronic devices |
| 05/02/2013 | DE202013003106U1 Schaltplan zur effizienten Umwandlung, Speicherung und Quantifizierung erzeugten Stroms - HybridStromSpeicherSystemSchaltung (H4S) Wiring diagram for the efficient conversion, storage and quantification electricity generated - hybrid energy storage system circuit (H4S) |
| 05/02/2013 | DE102011054971A1 Method for controlling photovoltaic system, involves transferring electric current signals between photovoltaic generator and alternating current network using inverter in accordance with acquired power control signal |
| 05/02/2013 | CA2851961A1 Systems and methods for using in recovering converter after grid fault event |
| 05/01/2013 | EP2587731A2 Method for controlling component for network system |
| 05/01/2013 | EP2587623A1 Dc power distribution system |
| 05/01/2013 | EP2587615A2 System, charging device, and method of supplying current to a power storage device |
| 05/01/2013 | EP2587612A2 Methods and systems for operating a power conversion system |
| 05/01/2013 | EP2587611A2 Power generation system including predictive control apparatus to reduce influences of weather-varying factors |
| 05/01/2013 | EP2587610A2 Systems and methods for adaptive possible power determination in power generating systems |
| 05/01/2013 | EP2587609A1 Power supply device and method |
| 05/01/2013 | EP2587608A2 System, charging device, and method of charging a power storage device |
| 05/01/2013 | EP2587607A2 Integrated power system control method and related apparatus with energy storage element |
| 05/01/2013 | EP2586112A1 Cascaded multilevelconverter for hvdc application |
| 05/01/2013 | EP2585797A2 Virtual smart energy meter with integrated plug |
| 05/01/2013 | CN202918225U Self-coupling voltage-reducing harmonic compensation soft starter |
| 05/01/2013 | CN202918059U Power distribution network intelligent reactive power optimization system |
| 05/01/2013 | CN202917994U A three-phase grid-connected inverter |
| 05/01/2013 | CN202917993U Composite rotor opening winding brushless double-fed wind generator system and generator |
| 05/01/2013 | CN202917992U Distributed photovoltaic control device |
| 05/01/2013 | CN202917991U Converter and converter system |
| 05/01/2013 | CN202917990U AC-DC rapid charging pile employing battery-to-battery charging mode |
| 05/01/2013 | CN202917989U Mining explosion suppression type electrodeless dynamic power compensation and harmonic wave suppression device |
| 05/01/2013 | CN202917988U SVG static reactive power compensator |
| 05/01/2013 | CN202917987U Reactive power dynamic compensation device |