H02J 3 - Circuit arrangements for ac mains or ac distribution networks

Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663)
12/2011
12/21/2011	CN202085103U Solar energy power generation system
12/21/2011	CN202085088U 永磁同步直驱海流发电机组的功率变流器装置 Direct drive permanent magnet synchronous power converter device currents turbines
12/21/2011	CN202084990U Energy storage monitoring and dispatching system of battery
12/21/2011	CN202084952U 一种并网型开关磁阻发电机的功率变流器装置 And a power converter device grid Switched Reluctance Generator
12/21/2011	CN202084951U Control system for photovoltaic grid connection inverter output current
12/21/2011	CN202084950U 一种检测微电网系统发生孤岛的装置 Islanding detection device a micro-grid system occurred
12/21/2011	CN202084949U Multi-way synchronous capacitor coding fling-cut switch
12/21/2011	CN202084948U High-voltage static var generator
12/21/2011	CN202084947U Modular active harmonic control and dynamic reactive power compensation box
12/21/2011	CN202084946U Compensation device for capacitor controlled by solid-state relay
12/21/2011	CN202084945U VQC (Voltage and reactive power control) device
12/21/2011	CN202084944U Electrified railway triphase power compensator
12/21/2011	CN202084943U Single-phase power compensator for electrified railway
12/21/2011	CN202084942U Dynamic capacitance reactive compensation cabinet
12/21/2011	CN202084941U Three-phase two-arm three-level active power quality compensator suitable for middle-and-high voltage system
12/21/2011	CN202084940U Serially-reactive LC (inductance capacitance) compensation module structure
12/21/2011	CN202084939U Intelligent comprehensive electric power compensation device
12/21/2011	CN202084938U Composite reactive power compensation controller
12/21/2011	CN202084937U MCR type SVC apparatus
12/21/2011	CN202084936U 复合开关 Composite switch
12/21/2011	CN202084935U Explosion-proof dynamic reactive power compensation device used for mine
12/21/2011	CN202084934U Short-net filter-compensating and energy-saving device assembly of smelting furnace
12/21/2011	CN202084933U Automatic low-voltage reactive power compensation liquid crystal display controller
12/21/2011	CN202084932U Electromagnetic synchronization switch module for low-voltage reactive compensation
12/21/2011	CN202084931U Low-frequency early-warning control device for impact load of regional power grid
12/21/2011	CN202084930U 频率电压稳定控制装置 Frequency voltage stability control device
12/21/2011	CN202084929U Parallel hybrid active power filter
12/21/2011	CN202084928U Hybrid compensation filtering cabinet
12/21/2011	CN202084927U Fixed unregulated filtering power compensator
12/21/2011	CN202084926U 试验大楼公共用电电路和公共用电电量分配器 Test public buildings and public electricity electricity electricity circuit distributor
12/21/2011	CN202084919U Parallel-type multi-target short circuit fault current limiter
12/21/2011	CN202084892U Power frequency online anti-icing and de-icing device of contact net in electrified railway
12/21/2011	CN202084408U 自动调容调压配电变压器 Auto-regulating distribution transformer capacity
12/21/2011	CN102292906A 用于运行变流器电路的方法以及用于执行该方法的装置 Method for operating the converter circuit and an apparatus for carrying out the method
12/21/2011	CN102292894A 用于配电系统的馈电线自动化 Feeders for distribution system automation
12/21/2011	CN102291078A 发电系统及发电系统的控制方法 The control method of power generation systems and power generation systems
12/21/2011	CN102291026A 太阳能光伏并网逆变器及太阳能变频空调系统 Solar photovoltaic grid-connected inverter and solar inverter air conditioning system
12/21/2011	CN102291016A 一种电气化铁路电能质量调节器 One kind of electrified railway power quality conditioner
12/21/2011	CN102291008A Converter lifetime improvement method for doubly fed induction generator
12/21/2011	CN102290841A 配电网削峰平谷式电动汽车换电站 Distribution Network clipping Pinggu electric vehicles for power plants
12/21/2011	CN102290832A 一种并网发电防逆流的装置及系统 One kind of grid backflow prevention devices and systems
12/21/2011	CN102290831A 一种低电压穿越改善装置及其控制方法 A low voltage ride through improvement of device and control method
12/21/2011	CN102290830A 大型风电场升压变压器设计方法与系统 Large wind farms boost transformer design method and system
12/21/2011	CN102290829A 一种全系统低发电成本的大规模风电控制方法 Control method for large-scale wind power generation system-wide low-cost
12/21/2011	CN102290828A 一种级联型光伏并网逆变器及其控制方法 Cascaded PV grid-connected inverter and control method
12/21/2011	CN102290827A 用于双馈风力发电机的零电压穿越系统 Zero voltage for doubly-fed wind turbines across the system
12/21/2011	CN102290826A 并网异步风力发电机组穿越电网低电压故障的方法 And net asynchronous wind turbines across the low voltage grid method failure
12/21/2011	CN102290825A 发电机组调节性能实时测定与考核查询系统 Generators adjust performance in real-time measurement and assessment inquiry system
12/21/2011	CN102290824A 一种平抑风电机组功率波动的控制方法 A method of controlling wind turbine power fluctuations stabilize
12/21/2011	CN102290823A 一种轻型高压直流输电系统交替潮流计算方法及装置 A light HVDC systems alternately flow calculation method and device
12/21/2011	CN102290822A 一种削弱pet-ct启动对电网冲击的方法 A weakening pet-ct start method on the grid impact
12/21/2011	CN102290821A 一种电力系统阻尼稳定域及其确定方法 An electric power system and method for determining the stability region of damping
12/21/2011	CN102290820A 回馈变流侧电流的lcl滤波可控整流主动阻尼控制方法 Lcl feedback controlled rectifier filter active damping control methods side current converter
12/21/2011	CN102290819A 一种区域电网增量式多目标分层动态无功控制系统 Of a regional power grid incremental multi-objective hierarchical dynamic reactive power control system
12/21/2011	CN102290818A 地区电网电压无功功率自动控制系统 Regional power grid voltage and reactive power automatic control system
12/21/2011	CN102290817A 双机式地区电网电压无功优化控制系统 Dual-style regional power grid voltage and reactive power optimization control system
12/21/2011	CN102290816A 用电设备按电力系统负荷调整耗电方法和相应系统及设备 Electrical equipment, according to the power system load power adjustment method and corresponding systems and equipment
12/21/2011	CN102290815A 一种基于耦合电感的有源电力滤波装置 Active Power Filter Based coupled inductor
12/21/2011	CN102290814A 太阳光发电系统 Solar power system
12/21/2011	CN102290813A 一种抑制励磁涌流的变压器空载投切方法 A method of inhibiting the transformer inrush current load switching method
12/21/2011	CN102290812A 一种通用型智能节电装置 A general-purpose intelligent power-saving device
12/21/2011	CN102290811A 对事故预案和运行方式进行评估的方法 Accident plans and methods to assess the operating mode
12/21/2011	CN102290810A 电力控制系统和包括该电力控制系统的电力设施 Power control system and includes the power control system power facilities
12/21/2011	CN102290809A 用于控制功率生产实体的方法和系统 Entity for controlling the power production of a method and system
12/21/2011	CN102290802A 基于同步旋转坐标系下的主动频率偏移孤岛检测方法 Offset islanding detection method based on active frequency synchronous rotating coordinate system
12/21/2011	CN102289717A 一种适用于电力系统复杂网络的快速状态估计方法 One for the complex network of power system state estimation method for fast
12/21/2011	CN102289566A 独立运行模式下的微电网多时间尺度能量优化调度方法 Microgrid standalone mode multi-time scale energy optimization scheduling method
12/21/2011	CN102289223A 自动电压控制系统全网最优控制参数校验方法 Automatic Voltage Control System-wide network of optimal control parameters calibration method
12/21/2011	CN101752878B 发电机数字式快速精准自整步并车控制方法 Digital generator fast and accurate auto-tuning step car control method
12/21/2011	CN101714763B 一种高效率稳定多功能的单级式光伏单相并网控制方法 An efficient and stable multi-functional single-stage single-phase grid-connected photovoltaic control methods
12/21/2011	CN101707378B 一种基于大规模风电并网的电网调峰能力的调度方法 Power peaking capacity scheduling method based on large-scale wind power grid
12/21/2011	CN101479909B 模块化高压直流变换器 The modular high-voltage DC-DC converter
12/21/2011	CN101459337B 能根据负荷路径精确选择切负荷的稳控系统 Load shedding can accurately choose the stability control system according to the load path
12/21/2011	CA2742429A1 System and method for control of power distribution networks
12/20/2011	US8081497 Converter station
12/20/2011	US8080898 Power control method for secondary batteries
12/20/2011	CA2520916C Wind farm and method for operating same
12/17/2011	CA2713911A1 Panelboard enclosure with external power cutoff switch
12/17/2011	CA2713818A1 Panelboard enclosure with installable panelboard assembly
12/16/2011	CA2743201A1 Method and system for controlling a power production entity
12/16/2011	CA2743186A1 Electric power control system and electric power facility comprising the electric power control system
12/16/2011	CA2729772A1 Control device of wind turbine generator and control method thereof
12/15/2011	WO2011155285A1 Power consumption amount display device
12/15/2011	WO2011155252A1 Power demand plan coordination device, power demand plan coordination method, and program
12/15/2011	WO2011154816A2 Automatic matching of sources to loads
12/15/2011	WO2011154645A1 Power supply circuit for an aircraft de-icing system
12/15/2011	WO2011154569A1 Photovoltaic solar power generator that is transportable and can be used to supply electricity to communication systems in remote installations
12/15/2011	WO2011154521A2 Thermal storage device controller
12/15/2011	WO2011154387A2 Method for controlling a power supply device
12/15/2011	WO2011154052A1 Predictable feeding of reactive powers
12/15/2011	WO2011154049A1 Double module for a modular multi-stage converter
12/15/2011	WO2011041020A3 Diodeless terrestrial photovoltaic solar power array
12/15/2011	US20110304215 System for Use of Static Inverters in Variable Energy Generation Environments
12/15/2011	US20110304213 Method for Use of Static Inverters in Variable Energy Generation Environments
12/15/2011	US20110304208 Power saving apparatus and power saving method thereof
12/15/2011	US20110304207 System, apparatus and method for power transfer to vessels
12/15/2011	DE102010030010A1 Operation management device for controlling energy consumption of e.g. washing machine, in house, has control unit communicating with household appliances, and controlling total energy consumption of appliances
12/15/2011	DE102010029951A1 Verfahren zum Einspeisen elektrischer Energie in ein dreiphasiges Wechselspannungsnetz Method for feeding electrical energy in a three-phase alternating current network
12/15/2011	DE102010025647A1 Device for controlling electrical power supplied to e.g. press device, has interface to allow current flow between power supply network and intermediate circuit, when voltage value in intermediate circuit lies within target voltage range
12/15/2011	DE102010023536A1 Smart net capacity control device for automatic control engineering device e.g. press device, has flywheel energy storage provided with electromotor, and processor reading received information with rotation speed of flywheel energy storage

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