| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 01/01/2014 | EP2678919A2 Power supply and power control circuitry |
| 01/01/2014 | EP2678918A2 Virtual power station |
| 01/01/2014 | EP2678917A1 Method for determining a start time for starting an operating process of a household appliance and household appliance |
| 01/01/2014 | EP2678916A2 Method for stabilizing an open intermediate-circuit-voltage power supply system comprising a plurality of subscribers |
| 01/01/2014 | EP2075891B1 Electric power system |
| 01/01/2014 | CN203377833U Variable-frequency speed-regulation motor system |
| 01/01/2014 | CN203377609U A photovoltaic grid-connected energy storage uninterrupted power system capable of selecting solar energy preferentially |
| 01/01/2014 | CN203377608U Motor side current transformer control system of direct-driven permanent magnet synchronous wind generator system |
| 01/01/2014 | CN203377607U Control device put into convertor station of flexible direct-current power transmission system |
| 01/01/2014 | CN203377606U Efficient dynamic reactive compensation device |
| 01/01/2014 | CN203377605U Industrial power transformer based on reactive dynamic compensation |
| 01/01/2014 | CN203377604U Low voltage concentration-type idle protection measurement and control device |
| 01/01/2014 | CN203377603U Dynamic reactive compensation controller |
| 01/01/2014 | CN203377602U High-efficiency intelligent compound voltage compensation electricity-saving device |
| 01/01/2014 | CN203377601U Standby transformer reactive power compensator capable of adjusting power factor |
| 01/01/2014 | CN203377600U Maintenance-free on-load voltage-adjusting type high-voltage reactive automatic compensation apparatus |
| 01/01/2014 | CN203377599U Household wind solar energy storage micro-grid control system |
| 01/01/2014 | CN203377598U Intelligent load balancing apparatus |
| 01/01/2014 | CN203377052U Three-phase four-wire zero-sequence harmonic current restraint electric reactor |
| 01/01/2014 | CN203372934U Energy conservation control system |
| 01/01/2014 | CN103493333A Electricity storage control device, electricity storage control method, management device, management method, and electricity storage control system |
| 01/01/2014 | CN103493326A Power control system |
| 01/01/2014 | CN103493325A Control device, power control system, and power control method |
| 01/01/2014 | CN103493324A System side control device and method |
| 01/01/2014 | CN103490654A Fault-tolerant control method of chained mode grid-connected inverter based on dual-zero-sequence-voltage injection |
| 01/01/2014 | CN103490649A Reusable direct-current ice melting device |
| 01/01/2014 | CN103490485A Apparatus for bidirectional electric power supply between electric vehicle and smart grid and method of bidirectionally supplying electric power employing the same |
| 01/01/2014 | CN103490450A Energy storage parallel control method for middle-voltage and low-voltage micro-grid and device |
| 01/01/2014 | CN103490449A Method for optimizing operation simulation of multi-energy combined power generation system |
| 01/01/2014 | CN103490448A Power generation energy storage device based on cascade H bridge and multiport DC converter |
| 01/01/2014 | CN103490447A Photovoltaic power generation system based on MOSFET (metal-oxide-semiconductor field effect transistor) counter-current prevention |
| 01/01/2014 | CN103490446A Operational control method for photovoltaic inverter |
| 01/01/2014 | CN103490445A Simulation model and method of long-term active power coordination control in wind generation set |
| 01/01/2014 | CN103490444A Method for photovoltaic grid connected coordination control based on MAGA |
| 01/01/2014 | CN103490443A Method for voltage control on wind power plant in power grid three-level voltage control system |
| 01/01/2014 | CN103490442A Energy storing device, system and method for stabilizing wind turbine generator output power fluctuations |
| 01/01/2014 | CN103490441A Doubly-fed generator control method and device |
| 01/01/2014 | CN103490440A Mixed convertor device and method suitable for double-fed wind turbine system |
| 01/01/2014 | CN103490439A Control method using valve control system to carry out reversed recovery-stage protection on thyristor |
| 01/01/2014 | CN103490438A Power determining method for battery energy storage system stabilizing wind power grid connection power fluctuation |
| 01/01/2014 | CN103490437A Distributed wind-light pumped-storage supplementary electricity generation control system and method |
| 01/01/2014 | CN103490436A Control method for preventing power regulation oscillation of hydroelectric generating set |
| 01/01/2014 | CN103490435A Method for using rotational kinetic energy of permanent magnet synchronous draught fan for improving electric system damping |
| 01/01/2014 | CN103490434A Separated-type medium-voltage capacitance compensation device |
| 01/01/2014 | CN103490433A Method for reactive power optimization of power distribution network |
| 01/01/2014 | CN103490432A Reactive compensation device and method for partially regulating voltages and capacitance of three-phase four-wire power grid |
| 01/01/2014 | CN103490431A Power distribution network voltage reactive power optimization method based on BART algorithm |
| 01/01/2014 | CN103490430A High-voltage static var compensator |
| 01/01/2014 | CN103490429A Low-voltage grid wireless remote control reactive power compensation device |
| 01/01/2014 | CN103490428A Method and system for allocation of reactive compensation capacity of microgrid |
| 01/01/2014 | CN103490427A Efficient intelligent dynamic reactive power compensator of switched-mode power source |
| 01/01/2014 | CN103490426A Comprehensive control method for voltage stabilization of large-scale wind electricity switching-in weak sending end electrical power system |
| 01/01/2014 | CN103490425A Voltage stabilizing system and method for asynchronous generator set parallel operation |
| 01/01/2014 | CN103490424A Method for improving reactive power output capacity under system fault of doubly-fed asynchronous generator |
| 01/01/2014 | CN103490423A Wind-farm reactive instruction distribution method |
| 01/01/2014 | CN103490422A Method and device for responding electric power requirement |
| 01/01/2014 | CN103490421A Regional power grid direct regulating pumped storage power station group short period multi-power-grid load distribution method |
| 01/01/2014 | CN103490420A Grid-connected control method of micro-grid based on auto-disturbance-rejection technique |
| 01/01/2014 | CN103490419A Flexible alternating-current direct-current hybrid power supply system of power distribution network |
| 01/01/2014 | CN103490418A Industrial energy-saving-type high-power harmonic elimination filter device |
| 01/01/2014 | CN103490417A SHAPF harmonic detection and control system and method based on small waves and FFT |
| 01/01/2014 | CN103490416A Fundamental voltage sharing type medium-voltage active power filter |
| 01/01/2014 | CN103490415A Wind power system bifurcation controller based on DSP and working method thereof |
| 01/01/2014 | CN103490414A Method for judging stability of voltage of wind power plant |
| 01/01/2014 | CN103490413A Intelligent electricity generation control method based on intelligent body equalization algorithm |
| 01/01/2014 | CN103490412A Method for site selection of distributed power supply in microgrid system and configuration protection |
| 01/01/2014 | CN103490411A Method for disposing extra-high-voltage direct current redundancy electrode control device after failure |
| 01/01/2014 | CN103490410A Micro-grid planning and capacity allocation method based on multi-objective optimization |
| 01/01/2014 | CN103490409A Switching control method for micro-grid running mode |
| 01/01/2014 | CN103490400A Distributed level overvoltage control system and method |
| 01/01/2014 | CN103488865A Energy storing device capacity computing method |
| 01/01/2014 | CN103487707A Intelligent monitoring unit for vehicle-mounted three-phase alternating current power supply equipment |
| 01/01/2014 | CN103486682A 光伏空调系统 Solar air conditioning system |
| 01/01/2014 | CN102510060B Computing method of frequency characteristic coefficient of electric system |
| 01/01/2014 | CN102386621B Single-tuned filter and optimal quality factor calculation method thereof |
| 01/01/2014 | CN102354971B Method and device for controlling power splitting |
| 01/01/2014 | CN102280894B Static-type dynamic reactive power compensation device and method based on controller area network (CAN) bus |
| 01/01/2014 | CN102244394B Two-stage initiative separation method based on normalized spectral clustering and constrained spectral clustering |
| 01/01/2014 | CN102157953B Decoupling calculation method for damp synchronization measurement of shaft series subsynchronous vibration machine of turbo-generator set |
| 01/01/2014 | CN102110992B Method of synchronizing turbomachine generator to electric grid |
| 01/01/2014 | CN102055197B Method for establishing controllable serial compensation linearized model |
| 01/01/2014 | CN101847870B Wiring method and unit of communication power supply compatible to various AC input modes |
| 12/31/2013 | US8618694 System, method, and computer program product for utilizing a wind park as a variable power system stabilizer |
| 12/27/2013 | WO2013192432A1 Method and apparatus for actively managing electric power over an electric power grid |
| 12/27/2013 | WO2013191576A1 Method for transmitting electromagnetic energy and device for implementing same |
| 12/27/2013 | WO2013190951A1 Power controller |
| 12/27/2013 | WO2013190892A1 Load control device, electrification device, load control method and recording medium |
| 12/27/2013 | WO2013190779A1 Power conditioning device, power conditioning method, power conditioning program, load device, power supply device and secondary battery power |
| 12/27/2013 | WO2013190603A1 Electric device control system |
| 12/27/2013 | WO2013189967A2 Network diagram creation and management |
| 12/27/2013 | WO2013189628A2 Operating method and operating apparatus for an electrical energy store of a small-scale power plant for increasing the operating efficiency of the small-scale power plant |
| 12/27/2013 | WO2013189552A1 Power control |
| 12/27/2013 | WO2013189526A1 Connection or disconnection of power in a branch of a direct current voltage network node having a longitudinal voltage source |
| 12/27/2013 | WO2013189525A1 High-voltage direct current transmission comprising a plurality of taps |
| 12/27/2013 | WO2013188954A1 Global renewable energy transportation system |
| 12/27/2013 | WO2013167921A4 Distributed power generation system, control means and method for controlling the power generation of the system |
| 12/27/2013 | WO2013139335A3 Multi-location current feed in a consumer power circuit with line protection |
| 12/27/2013 | WO2013093794A3 Energy allocation system |
| 12/27/2013 | WO2013070836A3 Methods and apparatus for determining power distribution system topology using disturbance detection |
| 12/27/2013 | WO2013026671A3 Potential definition of input lines of an inverter |