| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 06/30/2011 | DE102009060364A1 Device for e.g. supplying electrical energy of multi phase electric supply network in electrical load of electric vehicle, has voltage and/or phase difference between neutral line and ground is determined using measuring unit |
| 06/29/2011 | EP2339714A2 Energy storage system and method of controlling the same |
| 06/29/2011 | EP2339713A2 System and method for providing power grid energy from a battery |
| 06/29/2011 | EP2339712A1 A photovoltaic grid-connected inverter device without a transformer and its control method |
| 06/29/2011 | EP2339711A2 Method for distributing energy in a direct current transmission network |
| 06/29/2011 | EP2339685A1 Method for controlling sodium-sulfur battery |
| 06/29/2011 | EP2338214A1 Device having a converter |
| 06/29/2011 | DE202011005423U1 Verbundstromnetz Interconnected power system |
| 06/29/2011 | CN201887975U Safe road lamp controller with compensation function |
| 06/29/2011 | CN201887559U Remote monitoring device for capacitance compensation cabinet |
| 06/29/2011 | CN201887486U Controller applied to three-phase voltage inverter |
| 06/29/2011 | CN201887485U Blade type inversion server |
| 06/29/2011 | CN201887484U Reactive compensation complete equipment for promoting low-voltage ride-through capacity of wind-power unit |
| 06/29/2011 | CN201887483U Reactive compensation intelligent monitoring manager |
| 06/29/2011 | CN201887482U Dynamic reactive compensation device for transformer substation-type voltage reactive integrated control |
| 06/29/2011 | CN201887481U High-voltage stabilizing reactive compensation system |
| 06/29/2011 | CN201887480U Electric power impact harmonic buffering device |
| 06/29/2011 | CN201887479U Environment-friendly comprehensive treatment device for electric energy quality |
| 06/29/2011 | CN201887478U Centralized and distributed combination circuit for performing power compensation of power network |
| 06/29/2011 | CN201887477U Removable static var compensator RSVC data acquisition system |
| 06/29/2011 | CN201887476U Intelligent universal power saver |
| 06/29/2011 | CN201887475U Current injection device |
| 06/29/2011 | CN201887474U Intelligent harmonic-resistant capacitor |
| 06/29/2011 | CN201887473U Passive harmonic filter |
| 06/29/2011 | CN201887472U Electric time-lapse energizing circuit |
| 06/29/2011 | CN201887438U Main driving device of crushing machine |
| 06/29/2011 | CN201887332U Simple distribution board |
| 06/29/2011 | CN201885015U High-efficiency energy-saving LED (light emitting diode) straight-tube lamp |
| 06/29/2011 | CN1937348B User side powergrid environmental-protection electricity-saving device |
| 06/29/2011 | CN102113194A Storage system that maximizes the utilization of renewable energy |
| 06/29/2011 | CN102111080A Photovoltaic grid-connected inverter and control method |
| 06/29/2011 | CN102110992A Method of synchronizing turbomachine generator to electric grid |
| 06/29/2011 | CN102110991A Cyclic master-slave group control method of grid inverters in photovoltaic power station |
| 06/29/2011 | CN102110990A Wind power generation system based on reverse loose matrix converter and method thereof |
| 06/29/2011 | CN102110989A Power regulating system and power regulating method for power station |
| 06/29/2011 | CN102110988A Method for expanding MMC-HVDC model simulation scale under RTDS |
| 06/29/2011 | CN102110987A System and method for providing power grid energy from a battery |
| 06/29/2011 | CN102110986A Reactive power compensation device for traction substation in electrified railway |
| 06/29/2011 | CN102110985A Reactive power compensation device for thyristor cyclically-switched capacitor |
| 06/29/2011 | CN102110984A Control method of hybrid four-leg shunt active power filter |
| 06/29/2011 | CN102110983A Improved switching power supply |
| 06/29/2011 | CN102110982A Method and device for monitoring power of extra-high voltage connecting line |
| 06/29/2011 | CN102110981A Method and system for information interaction of power grid with safety certification |
| 06/29/2011 | CN101699737B Controlled reactor-based series voltage control device of circuit |
| 06/29/2011 | CN101699448B Transient stability distributed simulation method of electric power system |
| 06/29/2011 | CN101577509B Photovoltaic conversion system |
| 06/29/2011 | CN101557111B Intelligent screening processing system for electricity consumption gathering data |
| 06/29/2011 | CN101478250B Energy accumulation current converter for liquid stream battery |
| 06/28/2011 | US7969755 Apparatus for electrical power transmission |
| 06/28/2011 | US7969044 System having a variable frequency power distribution bus for driving a variable speed motor |
| 06/28/2011 | US7969042 Application of power multiplication to electric power distribution |
| 06/23/2011 | WO2011075062A1 Power supply system for radio base station |
| 06/23/2011 | WO2011074950A2 Distributed status calculations in an electricity network with the aid of agents |
| 06/23/2011 | WO2011074661A1 Charge/discharge system |
| 06/23/2011 | WO2011074432A1 Power control method, communication apparatus, and power control system |
| 06/23/2011 | WO2011074330A1 Control device for secondary battery, and control method for secondary battery |
| 06/23/2011 | WO2011073670A2 Generation plant control apparatus and method |
| 06/23/2011 | WO2011073020A2 Method for distributing electrical energy in an electrical grid having a plurality of electricity consumers |
| 06/23/2011 | WO2011072351A1 Filter for suppressing harmonics, reactive power and stray voltage |
| 06/23/2011 | WO2010146024A3 Controlling an inverter device of a high voltage dc system for supporting an ac system |
| 06/23/2011 | WO2010119120A9 Method and device for connecting a photovoltaic system to an alternating-current network |
| 06/23/2011 | US20110153098 Renewable electricity generation system, electric power measurement device and method |
| 06/23/2011 | US20110148390 Appliance having a user grace period for reinitiating operating when in demand response energy mode |
| 06/23/2011 | US20110148214 Management techniques for electric power generation equipment |
| 06/23/2011 | US20110148202 Methods and apparatus for power factor correction and reduction of distortion in and noise in a power supply delivery network |
| 06/23/2011 | US20110148199 Appliance demand response randomization after demand response event |
| 06/23/2011 | US20110148198 Power conversion system and method |
| 06/23/2011 | US20110148197 In-line uninterruptible power supply |
| 06/23/2011 | US20110148195 Energy storage system and method of controlling the same |
| 06/23/2011 | US20110148123 Zero-Emission Power Plant |
| 06/23/2011 | US20110148114 Method and System for Operating a Wind Power Plant Comprising a Number of Wind Turbine Generators |
| 06/23/2011 | CA2783487A1 Distributed status calculations in an electricity network with the aid of agents |
| 06/22/2011 | EP2337184A2 Grid-connected energy storage system and method of controlling grid-connected energy storage system |
| 06/22/2011 | EP2337179A1 Feeding electrical energy of distributed energy sources into an alternating current network |
| 06/22/2011 | EP2337178A2 Energy storage system of apartment building, integrated power management system, and method of controlling the system |
| 06/22/2011 | EP2335336A2 Wind energy system |
| 06/22/2011 | EP2335335A2 Systems, devices and methods for electricity provision, usage monitoring, analysis, and enabling improvements in efficiency |
| 06/22/2011 | EP1557925B1 Power converter apparatus and related driving method for generators with dynamically varying output power |
| 06/22/2011 | DE202011050097U1 Steckdose, an der Wand befestigt mit Stromquellensteuerung Socket, wall mounted power source control |
| 06/22/2011 | DE102009059835A1 Household appliance i.e. baking-oven, has controller for controlling consumer of appliance and for adapting program sequence for consumer to multiple external conductors that are attached to appliance |
| 06/22/2011 | DE102009058878A1 Verfahren zum Verteilen von elektrischer Energie in einem Stromnetz mit einer Mehrzahl von Stromverbrauchern Procedure for the distribution of electrical energy in a power supply system having a plurality of power consumers |
| 06/22/2011 | CN201878392U Single-streetlamp power economizer |
| 06/22/2011 | CN201878092U Intelligent power-saving device |
| 06/22/2011 | CN201878066U In-series voltage-adjusting circuit of thyristor |
| 06/22/2011 | CN201878038U Energy feedback type traction power supply device with reactive power compensation function |
| 06/22/2011 | CN201878014U Feedback load energy-saving circuit for aging testing |
| 06/22/2011 | CN201877916U Brushless double-fed wind power generator |
| 06/22/2011 | CN201877859U Control system of alternating current charging pile of electric automobile |
| 06/22/2011 | CN201877856U System for realizing interaction between electric vehicles and power grid |
| 06/22/2011 | CN201877844U Grid-connected photovoltaic inverter |
| 06/22/2011 | CN201877843U Vanadium redox battery energy storage monitoring system |
| 06/22/2011 | CN201877842U Lithium battery energy storage monitoring system |
| 06/22/2011 | CN201877841U Low ebb electricity heat accumulation power generation system |
| 06/22/2011 | CN201877840U Three-phase unbalance regulation and reactive power compensation device for power distribution transformer |
| 06/22/2011 | CN201877839U Reactive power compensation device |
| 06/22/2011 | CN201877838U Dynamic reactive voltage compensation system of magnetic valve type controllable reactor |
| 06/22/2011 | CN201877837U Three-phase split phase dynamic power flow balance control system of magnetic valve type controllable reactor |
| 06/22/2011 | CN201877836U 35/66kV magnetic shielding parallel connection reactor |
| 06/22/2011 | CN201877835U Dynamic composite var compensator (VC) |
| 06/22/2011 | CN201877834U Thyristor valve block of static var compensator (SVC) |