| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 12/18/2013 | CN203352174U Tri-level parallel active electric power filter |
| 12/18/2013 | CN203352173U Filter |
| 12/18/2013 | CN203352172U Auxiliary power wiring structure for large thermal power plant |
| 12/18/2013 | CN203352171U Three-phase combined cophase supply and transformation structure |
| 12/18/2013 | CN203352170U A microgrid countercurrent-preventing protection system |
| 12/18/2013 | CN203352169U Novel electricity-saving device |
| 12/18/2013 | CN203352168U Unified power flow controller (UPFC) based on modularized multi-level converters |
| 12/18/2013 | CN203352167U Wiring device based on fiber composite lower-voltage cable |
| 12/18/2013 | CN203350350U Sampling system of wind power generation power grid |
| 12/18/2013 | CN203344755U Vv wiring in-phase power supply and transformation structure |
| 12/18/2013 | CN103460826A Switchgear cabinet arrangement of device for producing electric energy |
| 12/18/2013 | CN103460589A An AC tied inverter, system and method |
| 12/18/2013 | CN103460545A Black start of wind turbine devices |
| 12/18/2013 | CN103460544A Load adjustment sharing system and method |
| 12/18/2013 | CN103460543A Control apparatus for an electrical load |
| 12/18/2013 | CN103459192A Power management system for mining |
| 12/18/2013 | CN103457514A Dual-mode solar photovoltaic power generation system |
| 12/18/2013 | CN103457499A Grid-connected inverter and compensation method of direct current bus voltage in grid-connected inverter |
| 12/18/2013 | CN103457297A Closed-loop control method for achieving active power adjustment by introducing frequency deviation feedback to have control over voltage |
| 12/18/2013 | CN103457296A Method for switching independent operation micro-grid master control power sources |
| 12/18/2013 | CN103457295A Reproduced electrical energy utilizing device of servo type tension control system and method thereof |
| 12/18/2013 | CN103457294A Grid connected wind driven generator controller and control method thereof |
| 12/18/2013 | CN103457293A Single-phase grid connection inverter for solar photovoltaic power generation |
| 12/18/2013 | CN103457292A Solar grid-connected power generation system and control method thereof |
| 12/18/2013 | CN103457291A Intelligent power generation control and optimization method adopting multi-algorithm one-direction per-unit estimation |
| 12/18/2013 | CN103457290A Intelligent transmission power angle compensation device based on IGBT switch microgrid and large power grid |
| 12/18/2013 | CN103457289A Hybrid wind and light power generation device used for ships and control method |
| 12/18/2013 | CN103457288A Starting of photovoltaic system |
| 12/18/2013 | CN103457287A Multi-terminal VSC-HVDC grid-connected transmission system controlling method applied to wind power plant |
| 12/18/2013 | CN103457286A Grid-connected inverter control method for eliminating specific frequency energy fluctuation |
| 12/18/2013 | CN103457285A Automatic switching device for intelligently controlling multiple transformers |
| 12/18/2013 | CN103457284A Method and controller for online active control of fluctuating energy HVDC transmission |
| 12/18/2013 | CN103457283A Super capacitor dynamic voltage recovery system and power supply system |
| 12/18/2013 | CN103457282A Energy supply system and method for household charging piles |
| 12/18/2013 | CN103457281A Coordination control method capable of enabling super-capacitor energy storage system to participate in electric power primary frequency modulation |
| 12/18/2013 | CN103457280A Method for smoothing micro-grid wind power generation output |
| 12/18/2013 | CN103457279A Determination method for partition D-STATCOM integrated optimization configuration scheme of large-scale power grid |
| 12/18/2013 | CN103457278A Reactive compensation switch cabinet |
| 12/18/2013 | CN103457277A 1140V special intelligent control cabinet |
| 12/18/2013 | CN103457276A Static voltage regulating type reactive compensation device |
| 12/18/2013 | CN103457275A Method for setting up reactive power compensation device model based on controlled alternating current source |
| 12/18/2013 | CN103457274A STATCOM current control method of multi-model fuzzy neural network PI controllers |
| 12/18/2013 | CN103457273A Static synchronous compensator based on PAM+PWM modulation |
| 12/18/2013 | CN103457272A Method for controlling capacitance-split-type three-phase four-wire static synchronous compensator |
| 12/18/2013 | CN103457271A Chained static synchronous compensator with active power adjusting capacity and cascading unit thereof |
| 12/18/2013 | CN103457270A Central dynamic reactive compensation device for transformers |
| 12/18/2013 | CN103457269A Power distribution network voltage reactive power automatic control system |
| 12/18/2013 | CN103457268A Optimal load curtailment control method based on parallel mode searching |
| 12/18/2013 | CN103457267A Space vector pulse width modulation control method of three-phase parallel active electric filter |
| 12/18/2013 | CN103457266A Parallel-connection-type active filter and current detection method thereof |
| 12/18/2013 | CN103457265A Passive damping circuit of LCL filter |
| 12/18/2013 | CN103457264A Active power filter device with energy saving, consumption reducing and harmonic suppression |
| 12/18/2013 | CN103457263A Intelligent active power distribution network reestablishing method based on largest power supply capacity |
| 12/18/2013 | CN103457262A Energy-saving and cost-reducing power source double-loop grid knot line system |
| 12/18/2013 | CN103457261A Power quality integrated management device of electrified railway traction supply network |
| 12/18/2013 | CN103457260A Method for designing multiple SVC damping controllers |
| 12/18/2013 | CN103457221A Method for configuring structure transformation of double 6-pulse thyristor converter valve groups |
| 12/18/2013 | CN103456468A Coil component, and electronic device and power over ethernet system having the same |
| 12/18/2013 | CN102593839B Difference adjustment coefficient setting method of generator excitation system considering all operating manners of power grid |
| 12/18/2013 | CN102437574B Association analysis method using parasitic parameters of capacitor-reactor series circuit |
| 12/18/2013 | CN102427238B Method for adjusting gear signals of tap switch during parallel running of different converter transformers |
| 12/18/2013 | CN102420433B Reactive power compensation system based on magnetic switch |
| 12/18/2013 | CN102412588B Method and system for realizing sub-synchronous resonant control |
| 12/18/2013 | CN102394496B Electric energy quality comprehensive assessment method of distributed generating system and micro power grid |
| 12/18/2013 | CN102377180B Power system load modeling method based on electric energy quality monitoring system |
| 12/18/2013 | CN102355005B Distributed photovoltaic power generation regional integrated control method |
| 12/18/2013 | CN102354986B Dynamic reactive joint compensation system and method of regional wind power stations |
| 12/18/2013 | CN102280879B Method and system for regulating power of large-scale energy storage power station of wind farm |
| 12/18/2013 | CN102074966B System and method for combining distributed generation and distribution network in distribution network terminal |
| 12/18/2013 | CN102064547B Method for rapidly solving static stability limit power of single power transmission channel |
| 12/18/2013 | CN102013689B Judgment method for exciting main network oscillation mode by using subarea oscillation mode |
| 12/18/2013 | CN101969203B Three-bypass-breaker serial ultra/extra-high voltage subsection series capacitor compensation device |
| 12/17/2013 | US8612062 Energy management system and energy management method |
| 12/17/2013 | US8610305 Retrofitting power distribution device and uses thereof |
| 12/12/2013 | WO2013184718A1 Integrated power plant and data center |
| 12/12/2013 | WO2013184109A1 Uninterruptible power supply having adjustable interface |
| 12/12/2013 | WO2013182824A1 Mobile platform for producing electricity in emergency or peak mode |
| 12/12/2013 | WO2013182368A2 Control device for eliminating malfunctions in a network |
| 12/12/2013 | WO2013182343A1 Power supply network connected to a transportation system |
| 12/12/2013 | WO2013182230A1 Power system and method of operating a power system |
| 12/12/2013 | US20130328507 Damping circuit for an energy storage device and method for damping oscillations of the output current of an energy storage device |
| 12/12/2013 | US20130328403 Distributed Substring Architecture for Maximum Power Point Tracking of Energy Sources |
| 12/12/2013 | US20130328396 Power supply state monitoring device, power supply state monitoring method, and program |
| 12/12/2013 | DE202013010116U1 Fitnessgerät oder Nachrüstsatz für ein Fitnessgerät zur professionellen Stromgewinnung Fitness equipment or retrofit kit for a fitness machine for professional power generation |
| 12/12/2013 | DE202012008606U1 Solarspeichersystem Solar storage system |
| 12/12/2013 | DE102013009607A1 Method of operating energy consumers of injection molding machine of injection molding system, involves updating power allocated to each power consumer, based on updated priority value of energy consumer at specific time |
| 12/12/2013 | DE102012011210A1 Zielwertabhängige Steuerung eines Windparks Target-dependent control of a wind farm |
| 12/12/2013 | CA2875631A1 Electric power supply network linked to a transport system |
| 12/11/2013 | EP2672604A1 Electrical power management system and electrical power management method |
| 12/11/2013 | EP2672603A1 A device for connecting a single-phase device into a multiphase electric network |
| 12/11/2013 | EP2672602A1 Load sharing system |
| 12/11/2013 | EP2672601A1 Power supply network connected to a transport system |
| 12/11/2013 | EP2671310A2 Power electronic converter |
| 12/11/2013 | EP2671302A1 System and method for estimating and providing dispatchable operating reserve energy capacity through use of active load management |
| 12/11/2013 | EP2671301A1 Energy interface system |
| 12/11/2013 | EP2671300A1 Smart node |
| 12/11/2013 | EP2671299A2 Improvements in and relating to power regulation devices |
| 12/11/2013 | EP2671297A1 Method for eliminating a fault on a high-voltage dc line, system for transmitting an electric current via a high-voltage dc line, and converter |
| 12/11/2013 | EP2491351B1 Automated load assessment device and method |
| 12/11/2013 | CN203339795U Plug-and-play uninterrupted power source (UPS) |