| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 07/26/2011 | DE202011100064U1 Leistungsbedarfsorientierte Einspeisung in Stromversorgungsnetze Demand-driven power supply in power supply networks |
| 07/21/2011 | WO2011087165A1 Auxiliary power supply device of home appliances using smart grid |
| 07/21/2011 | WO2011086886A1 Demand/supply control device, demand/supply control method, and demand/supply control system |
| 07/21/2011 | WO2011086806A1 Power system |
| 07/21/2011 | WO2011085961A2 Method and device for synchronizing a generator in a network |
| 07/21/2011 | WO2011033308A3 A power collection and distribution system |
| 07/21/2011 | WO2010057762A3 Device for regulating a double-fed asynchronous machine |
| 07/21/2011 | US20110175448 Combined wireless bridge and surge protected power strip |
| 07/21/2011 | US20110175443 Alternating current autonomous distributed ac power system |
| 07/21/2011 | DE102010005656A1 Verfahren und Vorrichtung zum Betreiben eines Umrichterwerks eines elektrischen Bahn-Netzes Method and apparatus for operating a Umrichterwerks an electric railway network |
| 07/21/2011 | CA2792361A1 Load control module for a generator and method of operation |
| 07/21/2011 | CA2784963A1 Ac diversion mode controller |
| 07/20/2011 | EP2346155A1 Method and control system for controlling power conversion in a power converter |
| 07/20/2011 | EP2346140A2 Control and protection device for an electric facility |
| 07/20/2011 | EP2346135A1 Converter device and method for converting electrical power |
| 07/20/2011 | EP2346134A1 Converter device and method for converting electrical power |
| 07/20/2011 | EP2346133A1 Converter device and method for converting electrical power |
| 07/20/2011 | EP2345991A1 Amount-of-room-for-improvement calculation apparatus, method for controlling same, and amount-of-room-for-improvement calculation program |
| 07/20/2011 | EP2345131A1 Single phase power factor correction system and method |
| 07/20/2011 | EP2345130A1 Device for feeding a consumer network with the electric power of a supply network |
| 07/20/2011 | EP2345129A2 Adaptive generation and control of arbitrary electrical waveforms in a grid-tied power conversion system |
| 07/20/2011 | EP2345128A1 Universal power inlet system for power distribution units |
| 07/20/2011 | EP2345050A1 A distributed electrical generation system |
| 07/20/2011 | EP2247850B1 Wave power plant and method for operating the same |
| 07/20/2011 | EP2139089B1 Transformation device for automatically adjusting voltage of three-phase power supply |
| 07/20/2011 | CN201904747U Differential driving module for array servo motor |
| 07/20/2011 | CN201904726U Power source supplier of electric upsetting machine |
| 07/20/2011 | CN201904725U Power grid failure through system for whole double-fed wind driven generating set of 2MW and above |
| 07/20/2011 | CN201904625U Low-voltage crossing controller of wind generating set based on converter |
| 07/20/2011 | CN201904624U Programmable energy-saving electronic load |
| 07/20/2011 | CN201904623U Magnetic control reactor |
| 07/20/2011 | CN201904622U Novel power harmonic active filter |
| 07/20/2011 | CN201904621U Intelligent magneto-electric reversible matching type electricity saving device |
| 07/20/2011 | CN201901853U Intelligent highway deceleration system |
| 07/20/2011 | CN102132480A Power converting apparatus |
| 07/20/2011 | CN102130631A Control method for tracking maximum power point of photovoltaic grid-connected generation |
| 07/20/2011 | CN102130623A Improved main circuit structure of photovoltaic synchronization inverter |
| 07/20/2011 | CN102130606A Multifunctional control device of wind power generator based on integrated gate commutated thyristor |
| 07/20/2011 | CN102130605A Grid fault ride-through for current source converter-based wind energy conversion systems |
| 07/20/2011 | CN102130507A Intelligent home system accessing to intelligent power gird and new energy and energy efficiency managing method |
| 07/20/2011 | CN102130468A Synchronization control device, synchronization control method thereof and parallel power generating system |
| 07/20/2011 | CN102130467A 开路电压保护系统和方法 Open circuit voltage protection system and method |
| 07/20/2011 | CN102130466A Converter device and method for converting electrical power |
| 07/20/2011 | CN102130465A Direct-drive wind power generation alternating current/direct current conversion circuit and control method |
| 07/20/2011 | CN102130464A Power storage apparatus, method of operating the same, and power storage system |
| 07/20/2011 | CN102130463A Mobile directly-cooled high temperature superconducting magnetic energy storage device |
| 07/20/2011 | CN102130462A Intelligent electrical load unbalance compensation device |
| 07/20/2011 | CN102130461A Transformer-isolated static Var generator and control method thereof |
| 07/20/2011 | CN102130460A Capacitor commutated converter (CCC)-based high voltage DC transmission reactive power harmonic control realization method |
| 07/20/2011 | CN102130459A Dynamic reactive power compensation device for circuit |
| 07/20/2011 | CN102130458A Ultra-high voltage flexible paralleling reactor |
| 07/20/2011 | CN102130457A Harmonic current counteracting module |
| 07/20/2011 | CN102130456A Complete set of device for 110kV filter compensation |
| 07/20/2011 | CN102130455A Shore-based variable frequency power supply system |
| 07/20/2011 | CN102130454A Dynamic stability control method and system for computer aided design based power system |
| 07/20/2011 | CN102130453A Method for generating output high-precision synchronous signal by on-line parallel alternating current power supply module |
| 07/20/2011 | CN102129036A Movable low-voltage ride-through testing device for wind generating set |
| 07/20/2011 | CN102128969A Method for testing input voltage of PFC (Power Factor Correction) circuit with high anti-interference ability |
| 07/20/2011 | CN102128138A Multilayer stacking combined vertical type wind power generation system |
| 07/20/2011 | CN102126438A Electric split-phase non-interruption flexible connection-compensation device and method for traction electric network |
| 07/20/2011 | CN101692579B Full-controlled variable current device based sub-synchronous oscillation suppression method for generating set |
| 07/20/2011 | CN101656420B Reactive compensation type intelligent voltage regulator |
| 07/20/2011 | CN101577434B Control method of restraining output DC component of grid-connected photovoltaic inverter |
| 07/20/2011 | CN101449444B A thyristor controlled series capacitor suitable for damping sub-synchronous resonance |
| 07/20/2011 | CN101355317B Power converter and power unit |
| 07/20/2011 | CN101291066B Combining apparatus of passive filtering and active reactive-load compensator |
| 07/20/2011 | CN101242101B Establishment method and simulation method for load harmony wave stabilized status model of power system |
| 07/20/2011 | CA2728836A1 Wind farm power control based on matrix reflecting a power load distribution between individual wind turbines |
| 07/19/2011 | US7982339 Controlling method of a battery mode of a uninterruptible power supply for an active power factor corrected load |
| 07/19/2011 | US7982337 DC-DC converter control circuit |
| 07/19/2011 | US7982335 Adaptive power strip |
| 07/19/2011 | CA2389395C System for certified use of electrical energy |
| 07/14/2011 | WO2011082512A1 Control method for low voltage ride through |
| 07/14/2011 | WO2011034859A3 Full cycle ac power control |
| 07/14/2011 | WO2010145856A3 Method for determining power consumption costs |
| 07/14/2011 | US20110172847 Energy harvesting system |
| 07/14/2011 | US20110170320 Transmitting electric power into a bore hole |
| 07/14/2011 | US20110169344 Utility interconnection and inverter device |
| 07/14/2011 | US20110169334 Renewable Energy Appliance |
| 07/14/2011 | US20110169333 Methods and systems for distributing load transfers in power supply systems |
| 07/14/2011 | US20110169332 Modular power supply arrangement, in particular for reactors for producing polysilicon |
| 07/14/2011 | US20110169329 System and Method for Enabling Power Applications Over a Single Communication Pair |
| 07/14/2011 | DE102010000838A1 Verfahren und Vorrichtung zum Aufsynchronisieren eines Generators in einem Netz Method and apparatus for synchronizing a generator in a power |
| 07/14/2011 | CA2784306A1 Control method for low voltage ride through |
| 07/14/2011 | CA2727771A1 Converter device and method for converting electrical power |
| 07/14/2011 | CA2727512A1 Converter device and method for converting electrical power |
| 07/13/2011 | EP2343788A2 Power control system and method for charging battery using fluctuating power source |
| 07/13/2011 | EP2342808A1 Chain-link converter, method for starting chain-link converter and static compensator system |
| 07/13/2011 | EP2342611A1 Power generation system and method of operating a power generation system |
| 07/13/2011 | CN201898371U Intelligent power distribution switch |
| 07/13/2011 | CN201898368U Intelligent charge-discharge control circuit |
| 07/13/2011 | CN201898359U Movable energy storage system |
| 07/13/2011 | CN201898345U System for monitoring charging and discharging of energy storage battery accessing to power network |
| 07/13/2011 | CN201898344U Sodium-sulfur battery energy storage monitor system |
| 07/13/2011 | CN201898343U Nickel-metal hydride battery energy storage monitor system |
| 07/13/2011 | CN201898342U Three-phase electromagnetic balancing power economizer |
| 07/13/2011 | CN201898341U Self-bias thyristor switch for quickly switching power capacitor |
| 07/13/2011 | CN201898340U 动态复合开关 Dynamic Composite Switch |
| 07/13/2011 | CN201898339U Flexible adjusting device of 10kV capacitor |
| 07/13/2011 | CN201898338U Outdoor high-voltage automatic reactive compensation device |