Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663)
08/2014
08/28/2014WO2013144304A3 Islanding detection in electricity distribution network
08/28/2014US20140239726 Method and apparatus for reactive power capable inverters
08/28/2014US20140239723 Adaptive load sharing of parallel inverters system
08/28/2014US20140239721 Electric power system for electric devices
08/28/2014DE102014203074A1 Photovoltaik-Leistungserzeugungssystem, Steuerungsverfahren und Steuerungsprogramm für ein Photovoltaik-Leistungserzeugungssystem Photovoltaic power generation system, control method and control program for a photovoltaic power generation system
08/28/2014DE102013003287A1 Elektronisches Steuerungs- und Batteriemanagamentsystem mit zusätzlichen Funktionen für Fahrräder mit elektrischem Zusatzantrieb Electronic control and Batteriemanagamentsystem with additional functions for bicycles with electric auxiliary drive
08/28/2014DE102013003073A1 Testvorrichtung und Testverfahren für Lastüberwachungs- und Prognosesystem Test apparatus and test method for load monitoring and forecasting system
08/27/2014EP2770600A2 Method and system for determining power consumption of loads
08/27/2014EP2770599A2 Method for optimizing power flow in electric power network
08/27/2014EP2770598A1 Integration system and method for regulating and operating in parallel different high-voltage sources
08/27/2014EP2770539A1 Electronic management system for electricity generating cells, electricity generating system and method for electronically managing energy flow
08/27/2014EP2769449A1 Adaptive load sharing of parallel inverters system
08/27/2014EP2769448A1 Method and apparatus for feeding electrical current into an electrical power supply system
08/27/2014EP2769447A2 Method for stabilizing a voltage supply network
08/27/2014EP2769271A1 Electric power system for electric devices
08/26/2014US8818566 Appliance demand response randomization after demand response event
08/26/2014US8816652 Systems and methods for synchronized control of electrical power system voltage profiles
08/26/2014US8816535 System and method for protection during inverter shutdown in distributed power installations
08/26/2014US8816531 Systems, methods, and apparatus for integrated volt/VAR control in power distribution networks
08/26/2014US8816529 Device for monitoring the insulation of a non-grounded electrical DC grid, particularly a photovoltaic system, and system comprising such a device
08/26/2014US8816528 Mobile power system
08/26/2014US8816527 Phase balancing of power transmission system
08/26/2014CA2675883C Multiple generator wind turbine and method of operation
08/22/2014CA2841753A1 Method for providing a frequency response for a combined cycle power plant
08/21/2014WO2014124672A1 Method of controlling a solar power plant, a power conversion system, a dc/ac inverter and a solar power plant
08/21/2014WO2014124644A1 A method of operating a wind turbine plant
08/21/2014WO2014035666A3 Systems and methods for power transmission with cable segment failover support
08/21/2014US20140233277 Direct current power delivery system and method
08/21/2014US20140232198 Control device for damping grid oscillations
08/21/2014US20140232192 Multiply-connected power processing
08/21/2014DE112011105662T5 Gleichstrom-Stromversorgungsnutzungssystem und Gleichstrom-Mikronetz, das dieses verwendet DC power supply system and DC-use micro network using this
08/21/2014DE102014101610A1 Wechselrichter mit integriertem Kurzzeitenergiespeicher Inverter with integrated short-term energy storage
08/21/2014DE102013101099A1 Verfahren zum Betrieb von fluktuierenden Energieerzeugungsanlagen zur Bereitstellung von Regelleistung Method for operating fluctuating power generation plants to provide control power
08/21/2014DE102013016150B3 Steckdose, Spannungsversorgungssystem, Gleichspannungsstecker und Adapter Socket, power supply system, DC Plugs and Adaptors
08/21/2014DE102013002633A1 Verfahren und Vorrichtung zur Nutzung überschüssigen Stroms A method and apparatus for utilizing excess current
08/20/2014EP2768135A1 A hydroelectric power generation apparatus.
08/20/2014EP2768132A2 Power conditioner, photovoltaic system, and abnormality determination method
08/20/2014EP2768105A1 Direct current power delivery system and method
08/20/2014EP2768104A1 Control of a three-phase voltage converter in unbalanced mode
08/20/2014EP2768071A1 Hybrid storage cell, vehicle and power storage unit employing same, smart grid vehicle system employing vehicle, and power supply network system employing power storage unit
08/20/2014EP2766980A1 Converter in delta configuration
08/20/2014EP2766972A1 A multilevel converter and a method for controlling multilevel converter including balancing cell voltages
08/20/2014EP2766468A1 Method for controlled operation of a biotechnological apparatus and bioreactor systems
08/19/2014US8812165 Electric grid optimization
08/19/2014US8811047 Solar power conditioning unit
08/19/2014US8810064 Sequence control circuit for power source
08/19/2014US8810063 Power source connecting device
08/19/2014US8810059 Effective low voltage to medium voltage transmission on PRIME band
08/19/2014US8809669 Photovoltaic arrays, in part having switches for short-circuiting of modules
08/18/2014DE202013009956U1 Vorrichtung und Messsystem zur automatischen Charakterisierung und Überwachung eines elektrischen Netzes oder eines Stromnetzabschnitts eines elektrischen Netzes oder einer elektrischen Anlage Apparatus and measuring system for automatic characterization and monitoring of an electrical network or power network portion of an electrical network or an electrical system
08/14/2014WO2014123845A1 Repowering scr rigs to ac technology
08/14/2014WO2014122545A1 System for distributing and storing electric energy
08/14/2014WO2014121826A1 Solar power plant, method of controlling a solar power plant and a dc/dc conversion system
08/14/2014WO2014121794A1 Power plant & energy storage system for provision of grid ancillary services
08/14/2014WO2014113146A8 Connection for improved current balancing between parallel bridge circuits
08/14/2014WO2014056695A3 Method for regulating the voltage of a transformer
08/14/2014WO2013189613A3 Power management in an energy distribution system
08/14/2014US20140229031 Micro-Inverter Based AC-Coupled Photovoltaic Microgrid System with Wireless Smart-Grid Controls
08/14/2014US20140225446 Method for operating a wind energy installation
08/14/2014US20140225442 Distributed power generation system and operation method thereof
08/14/2014US20140225440 Method for reducing common mode current
08/14/2014US20140225436 Poweline pulse position modulated three-phase transmitter apparatus and method
08/13/2014EP2765680A1 Energy management system, energy management method and host energy management device
08/13/2014EP2765675A1 Electronic apparatus charging base and power-supply control method thereof
08/13/2014EP2765668A1 Simulation of an electrical power distribution network in a wind farm
08/13/2014EP2765667A1 Method and device for operating a power network
08/13/2014EP2765666A2 Airplane cabin environment management
08/13/2014EP2765472A1 Boost unit, power conditioner, photovoltaic system, program, and voltage tracking method
08/13/2014EP2764599A2 Direct electric heating system for heating a subsea pipeline
08/13/2014EP2764598A2 Providing adaptive demand response based on distributed load control
08/13/2014EP2764597A1 Processing data of a technical system comprising several assets
08/13/2014EP2764298A1 Combined heat and power plant and method for the operation thereof
08/13/2014CN203775067U 三相桥式pwm变流器 Three-phase bridge pwm converter
08/13/2014CN203775060U 变频器低电压穿越电源 LVRT Power Inverter
08/13/2014CN203775029U 一种应用于储能系统的多重化直/直变换器 Applied to multiple storage systems of DC / DC converter
08/13/2014CN203774884U 一种用于高压在线检测装置的电源 A high voltage power line detection device for
08/13/2014CN203774847U 节能装置 Energy-saving devices
08/13/2014CN203774835U 一种户用型微电网系统 One kind of household-type micro-grid system
08/13/2014CN203774802U 并网逆变电路 And inverter circuit
08/13/2014CN203774801U 并网电源逆变装置及其电网系统 Grid power inverter device and grid systems
08/13/2014CN203774800U 应用于电网的移动储能系统 Mobile storage systems applied to the grid
08/13/2014CN203774799U 无功补偿复合开关 Composite switch reactive power compensation
08/13/2014CN203774798U 一种10kV配网线路无功补偿装置 The 10kV distribution network lines reactive compensation devices
08/13/2014CN203774797U 复合电力负载的动态无功快速补偿系统 Complex dynamic reactive power load fast compensation system
08/13/2014CN203774796U 一种晶闸管等压投切触发电路 Isobaric switching thyristor trigger circuit
08/13/2014CN203774795U 单相负载功率因数的有级补偿电路 Single-phase load power factor of the step-compensation circuit
08/13/2014CN203774794U 电力电容零放电时间的可控硅投切开关 SCR power capacitor discharge time zero switching switch
08/13/2014CN203774793U 一种有源滤波器 An active filter
08/13/2014CN203774792U 一种高速铁路电能质量及牵引网电压综合补偿系统 A high-speed railway traction network voltage power quality and comprehensive compensation system
08/13/2014CN203774791U 用于复合电力负载的动态谐波滤波器 Dynamic harmonic filter for an electrical load of the composite
08/13/2014CN203774790U 一种基于lcl滤波的多重化有源电力滤波器 Multiple of active power filter based filtering lcl
08/13/2014CN203774789U 一种高压直流输电系统二次谐波滤波器 A high voltage DC power transmission system of the second harmonic filter
08/13/2014CN203774788U 限流自动转换开关 Limiting automatic transfer switch
08/13/2014CN203774787U 农业电气化系统 Agricultural Electrification System
08/13/2014CN203774786U 节电系统 Energy-saving system
08/13/2014CN103987581A 消耗电力预测装置、车辆控制装置、车辆、消耗电力预测方法以及车辆控制方法 Power consumption prediction means, the vehicle control device, a vehicle, power consumption prediction method, and vehicle control method
08/13/2014CN103986458A 一种基于重复控制的微电网单相并网锁相环控制方法 Based Microgrid repetitive control of single-phase and phase-locked loop network control method
08/13/2014CN103986384A 矿料传送带重力势能液压回收发电电控系统 Ore feed conveyor gravitational potential energy recovery power generation electronically controlled hydraulic system
08/13/2014CN103986383A 一种发电厂高压侧无功-电压综合控制方法及其控制系统 One kind of high-voltage side reactive power plants - and voltage control method and control system
08/13/2014CN103986355A 一种低压双路mppt高频隔离型并网逆变器 A low-pressure dual mppt high frequency isolated grid inverter
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