Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
---|
02/13/2013 | CN102496962B Method for identifying and controlling wind power consumption capability of power system under peak load and frequency regulation constraints |
02/13/2013 | CN102255334B Intelligent unit matrix grid connecting technology of wind generating set and special equipment thereof |
02/13/2013 | CN102185321B Integrated static compensator of distribution transformer |
02/13/2013 | CN102170170B Wind-power adsorption connected large-power-grid scheduling rolling planning method |
02/13/2013 | CN102126438B Electric split-phase non-interruption flexible connection-compensation device and method for traction electric network |
02/13/2013 | CN102118116B Solar photovoltaic synchronization group micro-inverter and direct current and alternating current inverting methods |
02/13/2013 | CN102106056B Charge/discharge system and electric vehicle |
02/13/2013 | CN102075014B Large grid real-time scheduling method for accepting access of wind power |
02/13/2013 | CN101950966B Dual-buck full-bridge parallel-connected active electric filter based on frequency multiplication SPWM (Sinusoidal Pulse Width Modulation) control |
02/13/2013 | CN101828331B Power system having dual synchronization |
02/13/2013 | CN101807794B Electronic device and method for regulating power consumed thereby in located electric network thereof |
02/13/2013 | CN101707372B Method for calculating and releasing rate of qualified power quality and voltage indexes |
02/13/2013 | CN101336504B Method for smoothing alternating electric current from a number of power generating units and wind power plant including a number of wind mills with variable rotational speed |
02/12/2013 | US8375229 Apparatus for controlling supply of electric power and apparatus for controlling electric power |
02/12/2013 | US8374729 Smart electrical outlets and associated networks |
02/12/2013 | US8373949 Hybrid power plant for improved efficiency and dynamic performance |
02/12/2013 | US8373308 Device and method for generating alternating current |
02/12/2013 | US8373303 Solar synchronized loads for photovoltaic systems |
02/12/2013 | US8373302 Renewable power transmission overlay |
02/12/2013 | US8373301 System and method for providing power to two loads from a single three-phase inverter |
02/12/2013 | CA2614992C Power control of a wind park |
02/12/2013 | CA2443450C Method and apparatus for controlling power drawn from an energy converter |
02/09/2013 | CA2779888A1 Hybrid electric generator set |
02/08/2013 | DE202012012075U1 Steuereinheit zur phasenweise Adressierung von Wechselrichtern Control unit for phased addressing inverters |
02/07/2013 | WO2013019124A1 Double conductor single phase inductive power transfer tracks |
02/07/2013 | WO2013019122A1 Interoperability of magnetic structures for inductive power transfer systems |
02/07/2013 | WO2013018693A1 Charge/discharge control system for storage cell assembly |
02/07/2013 | WO2013018601A1 Storage battery system |
02/07/2013 | WO2013018600A1 Power supply system |
02/07/2013 | WO2013018528A1 Method for non-binding consumer premises energy forecast sharing in energy management system |
02/07/2013 | WO2013018364A1 Electrical current control apparatus, electrical current control method, and electrical current control system |
02/07/2013 | WO2013018084A1 A single-wire electric system |
02/07/2013 | WO2013017896A2 Responsive load control method |
02/07/2013 | WO2013017789A2 Device for supplying an aircraft on the ground with electricity |
02/07/2013 | WO2013017720A2 Reactive power compensation system, in particular applicable to dwellings |
02/07/2013 | WO2013017177A1 A dc to dc converter assembly |
02/07/2013 | WO2013017160A1 A dc to dc converter assembly |
02/07/2013 | US20130033119 Methods and systems for reducing leakage current |
02/07/2013 | US20130033111 Solar power generation system |
02/07/2013 | US20130033103 Systems and Methods For Distributed Impedance Compensation In Subsea Power Distribution |
02/07/2013 | DE202013000045U1 Steuereinheit zum Betrieb einer Lader-/Wechselrichtereinheit für durchlaufende Pufferung von elektrischer Energie Control unit for operating a loader / inverter unit for continuous buffering of electrical energy |
02/07/2013 | DE102011080337A1 Verfahren zur Zwischenspeicherung von in einem Energieverteilungsnetz zur Verfügung stehender Energie Method for caching of the available energy in a power distribution network |
02/07/2013 | DE102011080296A1 Wechselrichter, Photovoltaikanlage und Betriebsverfahren Inverters, photovoltaic system and method of operation |
02/07/2013 | CA2843825A1 Responsive load control method |
02/07/2013 | CA2842567A1 A single-wire electric system |
02/07/2013 | CA2842086A1 Device for supplying an aircraft on the ground with electricity |
02/06/2013 | EP2555370A1 Control apparatus and control method |
02/06/2013 | EP2555369A1 Recharging system |
02/06/2013 | EP2553788A2 Method of operating a wind turbine, wind turbine, wind turbine controlling system, and processing system |
02/06/2013 | CN202721498U Micro grid coordination controller based on PCC platform |
02/06/2013 | CN202721453U Railway wind power grid-connection power generation system |
02/06/2013 | CN202721452U Switchable reverse-power protection system used for grid-connected photovoltaic power generation |
02/06/2013 | CN202721451U Apparatus for suppressing excitation surge current by using chopper control |
02/06/2013 | CN202721450U Fully controllable energy feedback device |
02/06/2013 | CN202721449U Three-phase load unbalance automatic adjustment device |
02/06/2013 | CN202721448U SVG controller |
02/06/2013 | CN202721447U Simple trigger circuit suitable for high-voltage TSC valve bank |
02/06/2013 | CN202721446U Drawer type active filter compensation module |
02/06/2013 | CN202721445U Intelligent reactive power compensation integrated module |
02/06/2013 | CN202721444U High-power auxiliary filtering cabinet used in locomotive |
02/06/2013 | CN202721443U An electric power quality controller |
02/06/2013 | CN202721011U Magnetic valve type electric reactor provided with wireless monitoring system |
02/06/2013 | CN102918760A Power converter for a power generator |
02/06/2013 | CN102918736A Onboard floating drilling installation and method for operating an onboard floating drilling installation |
02/06/2013 | CN102918735A Electricity supply system |
02/06/2013 | CN102918734A Method and apparatus for improving power generation in a thermal power plant |
02/06/2013 | CN102918733A Method and system for adapting a production flow schedule for a production process |
02/06/2013 | CN102918729A Module assembly for the application-specific construction of power factor correction systems, filter systems, and absorption circuit systems |
02/06/2013 | CN102916491A Method and system for displaying operation allowances of power grid |
02/06/2013 | CN102916449A Active and reactive coordination control method for cluster wind power plant based on power balance theory |
02/06/2013 | CN102916448A Honeycomb intelligent centralized control distributed multi-energy resource power generation system |
02/06/2013 | CN102916447A Photovoltaic grid-connected power generation and supply device |
02/06/2013 | CN102916446A Electric control system of asynchronous wind generating set |
02/06/2013 | CN102916445A Single-phase grid-connected photovoltaic power generating device capable of inhibiting common mode current |
02/06/2013 | CN102916444A Z-source type grid-connected inverter with double switches |
02/06/2013 | CN102916443A Method for improving low-voltage traversing capacity of doubly-fed wind turbine generator set by calculating crow-bar resistance value in real time |
02/06/2013 | CN102916442A Building photovoltaic grid-connected system |
02/06/2013 | CN102916441A Segmentation control method for low-voltage ride-through of doubly-fed motor during symmetric drop of network voltage |
02/06/2013 | CN102916440A Battery energy storage system based power conversion system and control method thereof |
02/06/2013 | CN102916439A Power system oscillation source positioning method based on side bus measurement of generator |
02/06/2013 | CN102916438A Photovoltaic power generation control system and photovoltaic power generation control method based on three-level inverter |
02/06/2013 | CN102916437A Soft grid connection method of grid-connected converter |
02/06/2013 | CN102916436A Transient analysis method and system of high-voltage direct-current transmission |
02/06/2013 | CN102916435A Battery energy-storage power conversion system containing Z source network and control method therefor |
02/06/2013 | CN102916434A Optimal configuration and control method for reactive compensation of photovoltaic power station on basis of reactive power consumption |
02/06/2013 | CN102916433A Method for allocating reactive power tasks of draught fan group |
02/06/2013 | CN102916432A Low-voltage reactive power compensation controller |
02/06/2013 | CN102916431A Assisted decision making method for load transfer in regional power grid |
02/06/2013 | CN102916430A Harmonic compensation method of parallel active power filter aiming at capacitive load |
02/06/2013 | CN102916429A Multi-objective optimization method for hybrid active power filter |
02/06/2013 | CN102916428A Direct power control method of active-filtering and reactive power-compensating device |
02/06/2013 | CN102916427A Method for calculating integrated three-phase imbalance degree of multi-circuit transmission lines |
02/06/2013 | CN102916426A Method for grouping small-interference steady generator sets based on data clustering, and system thereof |
02/06/2013 | CN102916425A Control method for improving system transient stability based on reactive power and voltage regulation |
02/06/2013 | CN102916408A Fault handling method for distribution network including distributed power source |
02/06/2013 | CN102916392A Out-of-step protection method for grid-connected system containing inverter-based distributed generation |
02/06/2013 | CN102915396A Method for computing wind power bearing capability of power grid |
02/06/2013 | CN102910090A Combined intelligent power supply system for urban rail buses |
02/06/2013 | CN102157932B Method for realizing transient stability domain visualization of power system |
02/06/2013 | CN102118036B Moving die test method by use of restraint subsynchronous resonance (SSR) device |