| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 05/18/2012 | WO2012063409A1 Operation planning method, operation planning device, method for operating heat pump hot-water supply system, and method for operating heat pump hot-water supply and heating system |
| 05/18/2012 | WO2012063388A1 Power supply control device and power supply control method |
| 05/18/2012 | WO2012062921A2 System and method for controlling an electricity supply |
| 05/18/2012 | WO2012062696A1 Circuit arrangement for setting a potential of a photovoltaic generator |
| 05/18/2012 | WO2012062662A1 Method for operation of a photovoltaic installation for feeding electrical power into a medium-voltage power supply grid |
| 05/18/2012 | WO2012062511A2 Method for operating a local energy network |
| 05/18/2012 | WO2012062498A2 Method for controlling the energy circulations in an object |
| 05/18/2012 | WO2012062440A1 Electric installation device |
| 05/18/2012 | WO2012061960A1 Filter for shunting currents with specific frequencies |
| 05/18/2012 | WO2012022353A3 Method of controlling a grid side converter of a wind turbine and system suitable therefore |
| 05/18/2012 | WO2012005464A3 Battery power supply device and power controlling method for same |
| 05/18/2012 | WO2011154521A3 Thermal storage device controller |
| 05/18/2012 | WO2011138581A3 Combined power monitoring, control and networking device |
| 05/18/2012 | WO2011076887A3 Method for controlling power within a network segment of an alternating current network and network segment |
| 05/18/2012 | WO2011073020A3 Method for distributing electrical energy in an electrical grid having a plurality of electricity consumers |
| 05/18/2012 | CA2808567A1 Method for operation of a photovoltaic installation for feeding electrical power into a medium-voltage power supply grid |
| 05/18/2012 | CA2808177A1 Circuit arrangement for setting a potential of a photovoltaic generator |
| 05/17/2012 | US20120119585 Powering a Data Center Using Multiple Connections from a Utility Grid |
| 05/17/2012 | US20120119584 Systems and Method for Limiting Maximum Voltage in Solar Photovoltaic Power Generation Systems |
| 05/17/2012 | US20120119583 Combined dc power source and battery power converter |
| 05/17/2012 | US20120119577 Smart Power Sockets, Boards, and Plugs |
| 05/16/2012 | EP2453545A1 System and methods for the two-way transfer of electrical energy between vehicles and electrical grids |
| 05/16/2012 | EP2453512A1 Systems, methods, and apparatus for demand response of battery-powered devices |
| 05/16/2012 | EP2107589B1 Switching device for grounding an inverter |
| 05/16/2012 | DE102010043752A1 Verfahren zum Betreiben eines lokalen Energienetzes Method for operating a local energy network |
| 05/16/2012 | CN202221972U High-power pumped storage group starting system based on IGCT |
| 05/16/2012 | CN202221925U Low-voltage three-phase unbalance reactive automatic compensation and distribution transformer monitoring system |
| 05/16/2012 | CN202221901U System utilizing double-fed generator to realize wind turbine generator system high voltage crossing |
| 05/16/2012 | CN202221900U Outdoor reactive power compensation cabinet |
| 05/16/2012 | CN202221899U Dragging reactive power compensation control cabinet for pumping unit |
| 05/16/2012 | CN202221898U Induction type high-power power-saving device |
| 05/16/2012 | CN202221897U Low voltage integration distribution box |
| 05/16/2012 | CN202221896U Harmonic abating device for users with high power factors |
| 05/16/2012 | CN202221895U High-voltage power-stabilizing power source |
| 05/16/2012 | CN202221894U Photovoltaic grid-connected inverter capable of outputting active power and reactive power |
| 05/16/2012 | CN202221893U Full automatic large-power power saving device |
| 05/16/2012 | CN202221892U Power supply line |
| 05/16/2012 | CN102461331A Cooking device, control method and programme for same |
| 05/16/2012 | CN102460951A 同步发电机保护 Synchronous generator protection |
| 05/16/2012 | CN102460891A 控制包括数据处理器同步的风力发电系统的方法和系统 Including data processor synchronization control of wind power systems Methods and systems |
| 05/16/2012 | CN102460890A Utility interconnection system |
| 05/16/2012 | CN102460889A Systems and methods for delivering power |
| 05/16/2012 | CN102460888A 用于交换功率的设备 For the exchange of power equipment |
| 05/16/2012 | CN102460887A 配电装置 Power Distribution Unit |
| 05/16/2012 | CN102460886A Method of controlling network computing cluster providing it-services |
| 05/16/2012 | CN102460198A Battery control apparatus and battery control method |
| 05/16/2012 | CN102457195A Power grid failure traversing system and method of 2 MW and more than 2 MW double-fed wind generating set complete machine |
| 05/16/2012 | CN102457104A Communication device, power distribution control device, and power distribution control system |
| 05/16/2012 | CN102457069A High protection level direct current grid-connected permanent magnet direct drive wind power system |
| 05/16/2012 | CN102457068A Solar photovoltaic grid-connected system based on packet MPPT control |
| 05/16/2012 | CN102457067A Method for analyzing risk for grid-connected full-power test of diesel generator under power running mode |
| 05/16/2012 | CN102457066A 电力稳定系统和电力稳定方法 Power system stability and power stabilization method |
| 05/16/2012 | CN102457065A Generating device |
| 05/16/2012 | CN102457064A Low-voltage reactive power automatic compensating comprehensive display controller |
| 05/16/2012 | CN102457063A 电力品质控制系统装置 Power quality control system devices |
| 05/16/2012 | CN102457062A 多功能一体电力稳压器 Multifunction power regulator |
| 05/16/2012 | CN101963644B Oscillation center capturing method for out-of-step oscillation of power system |
| 05/16/2012 | CN101951216B Regulating method of reverse-running electricity generation of water pump of pump station |
| 05/16/2012 | CN101795007B Stator power control method of wind-power double-feed motor based on synchronization model |
| 05/16/2012 | CN101604923B Pulse width modulation (PWM) control method for single-phase grid-connected inverter |
| 05/16/2012 | CN101017981B Method and apparatus for detecting individual operation, controller and distributed power source for the same |
| 05/15/2012 | US8179094 Device and method for improved battery condition learn cycle |
| 05/15/2012 | US8178997 Supplying grid ancillary services using controllable loads |
| 05/15/2012 | US8178996 Power supply unit having configurable output voltage ranges |
| 05/15/2012 | US8178994 Selective phase coupler |
| 05/15/2012 | CA2725623C Storage system that maximizes the utilization of renewable energy |
| 05/12/2012 | CA2756990A1 A cable integrating fiber optics to power and control an electrical submersible pump assembly and related methods |
| 05/12/2012 | CA2756945A1 Systems, methods, and apparatus for demand response of battery-powered devices |
| 05/10/2012 | WO2012060495A1 Power management apparatus for controlling consumption power and method of operating the same |
| 05/10/2012 | WO2012060494A1 Electronic device for controlling consumption power and method of operating the same |
| 05/10/2012 | WO2012060321A1 Control apparatus |
| 05/10/2012 | WO2012060095A1 Power control unit, power supply device, and power control method |
| 05/10/2012 | WO2012059366A2 Methods of operating dual fed systems |
| 05/10/2012 | WO2012059183A2 System and method for the complete and unrestricted use of electrical energy generated in an uncontrolled manner |
| 05/10/2012 | WO2011037537A3 Method for controlling a power converter in a wind turbine generator |
| 05/10/2012 | US20120113645 Charging device and associated electrical appliances |
| 05/10/2012 | US20120112825 Modules for an active mains filter and active mains filter |
| 05/10/2012 | US20120112714 Reactive power compensation in electrical power system |
| 05/10/2012 | US20120112654 Wireless Adaptation of Lighting Power Supply |
| 05/10/2012 | US20120112551 Intelligent power converter control for grid integration of renewable energies |
| 05/10/2012 | DE102010060399A1 Photovoltaic system for feeding electrical power into power supply network, has direct current switching elements arranged between modules and current input, and filter arrangement connected with transformer over switching element |
| 05/10/2012 | DE102010060398A1 Verfahren zum Betreiben einer Photovoltaikanlage zur Einspeisung von elektrischer Leistung in ein Mittelspannungsnetz A method for operating a photovoltaic system for supplying electric power in a medium-voltage network |
| 05/10/2012 | DE102010043676A1 Verfahren zum Steuern der Energiekreisläufe eines Objekts A method for controlling the power circuits of an object |
| 05/10/2012 | DE102010043611A1 Method for controlling distribution of electrical power to consumer network in e.g. office building, involves controlling operation of consumers until amount of power-deployable photovoltaic plant exceeds amount of power threshold value |
| 05/10/2012 | DE102010027726A1 Electrical power providing method for electrical energy network for battery electric vehicle, involves determining driving profile of vehicle, and providing electrical power to network as function of energy requirement prediction |
| 05/10/2012 | CA2815718A1 Methods of operating dual fed systems |
| 05/09/2012 | EP2451073A1 Variable-speed power generation device and control method therefor |
| 05/09/2012 | EP2451070A1 Power generation system |
| 05/09/2012 | EP2451043A1 Power distribution system |
| 05/09/2012 | EP2451042A1 Power distribution system |
| 05/09/2012 | EP2451041A1 Methods of operating dual fed systems |
| 05/09/2012 | EP2451040A1 Device for eliminating a dc current component circulating in a monophasic electrical grid |
| 05/09/2012 | EP2449652A2 High speed feedback for power load reduction using a variable generator |
| 05/09/2012 | EP2449651A2 High speed feedback adjustment of power charge/discharge from energy storage system |
| 05/09/2012 | EP2449647A1 System and method for supplying electric power to an aircraft |
| 05/09/2012 | EP2449646A1 Method and arrangement to control an ac system |
| 05/09/2012 | EP2449645A1 Transition-rate control for phase-controlled ac power delivery system |
| 05/09/2012 | EP2449644A2 System and method for load control |
| 05/09/2012 | EP2250723B1 Distribution controller and a method for identifying an orphan network and transmitting a standardized description of the orphan network to another distribution controller |
| 05/09/2012 | CN202218165U Parallel connection type electric power transformer with energy feedback function |