Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663)
07/2014
07/23/2014EP2756466A1 Determining load reductions in demand response systems
07/23/2014CN203734587U 一种光储混合发电系统 One kind of optical storage hybrid power system
07/23/2014CN203734361U 健身器械动能回收智能发电系统 Fitness equipment intelligent power system kinetic energy recovery
07/23/2014CN203734325U 一种光伏并网发电系统 A photovoltaic grid system
07/23/2014CN203734324U 用于三联供系统的并网控制系统 For triple for the system and network control systems
07/23/2014CN203734323U 超级电容电池智能错峰储电供电器 Super capacitor battery powered intelligent load shifting electricity storage device
07/23/2014CN203734322U 零序电流分流器 Zero sequence current shunts
07/23/2014CN203734321U 一种高压智能补偿装置 A high voltage intelligent compensation device
07/23/2014CN203734320U 一种分补智能电容补偿装置 One kind of divide up the smart COMPENSATED
07/23/2014CN203734319U 一种共补智能电容补偿装置 A co-fill intelligent COMPENSATED
07/23/2014CN203734318U 一种并联型具有直流电容均压电路的svg装置 Svg apparatus having a DC shunt capacitance equalizing circuit
07/23/2014CN203734317U 新型低压智能复合开关 New low-voltage smart composite switch
07/23/2014CN203734316U 一种双向无功调节电压的装置 A bidirectional voltage reactive power regulation means
07/23/2014CN203734315U 一种电压动态恢复的谐波补偿装置 Apparatus for dynamic voltage harmonic compensation recovery
07/23/2014CN203734314U 智能配电网中性点接地有源全补偿控制系统 Smart Distribution Network Neutral Grounding active full compensation control system
07/23/2014CN203734313U 接触器型控制调压装置 Contactor-type control regulating device
07/23/2014CN203734312U 低压智能开关节能型控制调压装置 Low-energy-smart switch control regulating device
07/23/2014CN203734311U 低压智能开关型控制调压装置 Intelligent switching regulator low pressure control device
07/23/2014CN203734310U 三相电楼宇稳压节电器 Three-phase power regulator Saver buildings
07/23/2014CN203734309U 一种节电型混凝土搅拌机 One kind of energy-saving type concrete mixer
07/23/2014CN203734308U 一种微电网变频启动装置 A micro grid frequency starter
07/23/2014CN203734307U 一种车载综合滤波器 A vehicle-integrated filter
07/23/2014CN203734306U 起重电磁铁设备谐波干扰电网的防护装置 Lifting magnet devices grid harmonic interference protective devices
07/23/2014CN203732650U 基于卫星授时和管理网络的微电网孤岛检测系统 Satellite-based timing and management of the network microgrid islanding detection system
07/23/2014CN203727200U 一种直流牵引系统电能反馈辨识装置 A DC traction power feedback system identification apparatus
07/23/2014CN103947075A 车辆、车辆用控制方法及受电设备 Vehicles, vehicle control method and the powered device
07/23/2014CN103947069A 电力连接控制系统和方法 Power connection control system and method
07/23/2014CN103947068A 协同受控以提供一相、二相或三相单极电的单相逆变器 Collaborative controlled to provide a phase, two-phase or three-phase unipolar power single-phase inverter
07/23/2014CN103947067A 电力管理装置、电力管理程序以及电力分配系统 Power management devices, power and power distribution systems management program
07/23/2014CN103944502A 抗潜在电势诱导衰减光伏发电系统、光伏组件和逆变器 Anti-potential-induced attenuation potential photovoltaic systems, photovoltaic modules and inverters
07/23/2014CN103944492A 一种逆变器及光伏发电系统 An inverter and PV system
07/23/2014CN103944195A 微电网、微电网的控制装置和控制方法 Microgrid control device and control methods microgrid
07/23/2014CN103944194A 电网电压不平衡时双馈风力发电机的功率极限计算方法 When the grid voltage unbalance doubly-fed wind generator power limit calculation method
07/23/2014CN103944193A 一种模块化光伏并网逆变器并联控制系统及方法 A modular photovoltaic grid-connected inverter parallel control system and method
07/23/2014CN103944192A 一种直流励磁直驱风电机组故障穿越的控制方法 A DC excitation direct-drive wind turbine control method for fault crossing
07/23/2014CN103944191A 一种便携型分布式电源并网检测一体化装置 A portable integrated distributed power and network testing device
07/23/2014CN103944190A 一种三相双模式逆变器的稳态控制方法 Steady-state method for controlling a three-phase dual-mode inverter
07/23/2014CN103944189A 一种适用于恒速风电机组的电网友好型改造方法 A suitable method for grid-friendly transformation of a constant speed wind turbines
07/23/2014CN103944188A 一种针对含Crowbar装置的双馈风电机组低电压穿越性能改进方法 One for Crowbar device containing double-fed wind turbine low voltage ride through performance improvement methods
07/23/2014CN103944187A 一种输出阻抗分时恒定的微电网子网结构及控制方法 An output impedance of the timeshare constant micro-grid subnet structure and control method
07/23/2014CN103944186A 一种三相光伏并网逆变器控制装置 A three-phase photovoltaic grid-connected inverter control device
07/23/2014CN103944185A 双馈异步电机低电压穿越控制系统及方法 Doubly-fed induction motor Low Voltage Ride Control system and method
07/23/2014CN103944184A 一种lc滤波电梯能量回馈装置 One kind lc filter elevator energy feedback device
07/23/2014CN103944183A 一种混合pwm调制切换装置及方法 A hybrid pwm modulation switching apparatus and method
07/23/2014CN103944182A 一种并网状态下储能逆变器pq控制的方法 A method of energy storage pq inverter control mesh state and
07/23/2014CN103944181A 一种发配电智能监控系统 One kind of fat distribution and intelligent monitoring system
07/23/2014CN103944180A 基于固态变压器的混合储能风光互补并网发电系统 Wind and solar power generation system based on hybrid and solid state storage transformer
07/23/2014CN103944179A 利用铅碳电池实施通信系统移峰填谷的供电系统 The use of lead-carbon batteries of a communication system peak load shifting of power supply system
07/23/2014CN103944178A 智能配电网能量平衡优化调度方法 Smart distribution grid energy balance optimization scheduling method
07/23/2014CN103944177A 混合储能微网系统截止频率确定方法及输出功率控制方法 Micro-grid hybrid energy storage system and method for determining the cut-off frequency output power control method
07/23/2014CN103944176A 一种双路单向受控储能逆变器系统 One kind of dual unidirectional controlled storage inverter system
07/23/2014CN103944175A 风光储联合发电系统出力特性优化方法 Scenery storage cogeneration system output characteristics of optimization methods
07/23/2014CN103944174A 基于互相关函数滤噪算法的低频振荡在线辨识方法 Based on cross-correlation function noise filtering algorithms for online identification of low frequency oscillation method
07/23/2014CN103944173A 海上平台电网的快速动态无功自动补偿装置 Fast dynamic reactive power grid offshore platforms automatic compensation device
07/23/2014CN103944172A 一种光伏电站无功电压控制方法 A photovoltaic power plant reactive power and voltage control method
07/23/2014CN103944171A 一种角接链式svg的环流控制方法 A fillet of circulation control method chain svg
07/23/2014CN103944170A 一种基于电力系统响应信息的自适应紧急切负荷的方法 Based adaptive power system emergency response information load shedding approach
07/23/2014CN103944169A 一种适用于多子网结构微电网的协同控制方法 One for multi-subnet structure microgrid cooperative control method
07/23/2014CN103944168A 一种大功率电能质量综合补偿装置 POWER QUALITY integrated power compensation device
07/23/2014CN103944167A 一种平衡电容电压的方法和装置 Methods and apparatus for a balanced capacitor voltages
07/23/2014CN103944166A 基于单一变电站供电方式集的地区电网重构方法 Based on a single network reconfiguration area substation power supply assembly method
07/23/2014CN103944165A 一种大电网参数辨识估计方法 One kind of large power estimation method for parameter identification
07/23/2014CN103944164A 水轮机组孤网稳定运行的控制装置 Turbine solitary net stable operation of the control device
07/23/2014CN103944163A 一种复合变电站系统 A composite substation system
07/23/2014CN103944162A 一种基于实时预想事故集的配电网故障恢复方法 A grid fault feature sets based on real-time contingency recovery methods
07/23/2014CN103944161A 分段开关优化配置方法及系统 Disconnect switches optimize the allocation method and system
07/23/2014CN103944160A 一种基于dg特性的配网保护与自动装置配合方法 A distribution network protection and automatic device dg with the method based on the nature
07/23/2014CN103944159A 含风电的电力系统规划中检修备用容量确定方法 Including wind power system planning overhaul spare capacity in the method of determining
07/23/2014CN103944158A 一种基于小干扰稳定风险检测的在线功率控制方法和系统 Based on the detection of small disturbance stability risks online power control method and system
07/23/2014CN103942731A 电网预想故障集自动生成方法及系统 Grid envisioned fault set method and system for automatic generation
07/23/2014CN103942725A 一种电能质量预警指标筛选方法 One kind of early warning indicators of power quality screening methods
07/23/2014CN103941118A 用于光伏发电并网逆变器集群系统的孤岛检测方法 Islanding detection methods for photovoltaic grid-connected inverter cluster system
07/23/2014CN103941103A 有源电力滤波器中电抗器电感量的测量装置及方法 APF reactor inductance measurement apparatus and method
07/23/2014CN103023014B 提高煤炭企业电力系统供电可靠性综合防御体系仿真方法 Improve the power supply system reliability coal enterprise integrated defense system simulation approach
07/23/2014CN103001223B 一种基于储能换流器控制的离网型微电网频率调节方法 An inverter-controlled storage off-grid method based on micro-grid frequency regulation
07/23/2014CN102801170B 一种地区电网变电站无功电压控制方法和系统 One kind of regional power grid substation voltage and reactive power control method and system
07/23/2014CN102751733B 一种适用于低压配电网的在线治理三相负荷不平衡方法 One for low voltage distribution network of online governance method of three-phase unbalanced load
07/23/2014CN102738798B 一种电网谐波振荡抑制方法和装置 One kind of harmonic oscillation suppression method and apparatus
07/23/2014CN102738791B 一种基于拓扑比较的在线静态安全分析方法 Line static security analysis method based on topology comparison
07/23/2014CN102709911B 一种混合仿真谐波特性的接口设计方法 Interface design method of harmonic characteristics of hybrid simulation
07/23/2014CN102694381B 多级电网自愈控制方法 Multi-level self-healing grid control method
07/23/2014CN102664411B 一种最大功率跟踪的风力发电系统及其控制方法 One of the greatest power tracking of wind power generation system and control method
07/23/2014CN102651548B 一种风力发电系统网侧变流器直流母线电压波动抑制方法 A wind power system network-side converter DC link voltage fluctuation suppression method
07/23/2014CN102570471B 多无功源分层协调的风电场电压控制方法 Multi-layered coordination of reactive power sources wind farm voltage control method
07/23/2014CN102545247B 基于广域测量信号的风电场侧阻尼控制器参数整定方法 Wind farm tuning method WAN side of the measuring signal damping controller parameters
07/23/2014CN102510108B 一种用于求取地区电网最大风电装机容量的方法 A method for obtaining the largest regional power grid wind power capacity method
07/23/2014CN102437793B 分布式并网太阳能光伏系统 Distributed and grid-connected solar photovoltaic system
07/23/2014CN102437582B 一种潜式串联电容器补偿装置 One kind of submersible series capacitor compensation device
07/23/2014CN102318157B 控制方法和装置 The control method and apparatus
07/23/2014CN102292894B 用于配电系统的馈电线自动化 Feeders for distribution system automation
07/23/2014CN102163849B 基于储能电池荷电状态反馈的风电出力自适应平滑方法 Adaptive smoothing method based on power output and energy storage battery charge status feedback of the wind
07/23/2014CN102074965B 光伏并网系统的无功补偿和谐波抑制的装置及方法 Apparatus and method for photovoltaic grid system reactive power compensation and harmonic suppression
07/23/2014CN102074964B 一种电力系统无功平衡及其临界潮流快速分析方法 Reactive power balance and the trend of a critical power system for rapid analysis method
07/23/2014CN102005716B 功率单元及其过电压事件损害防止方法 Power unit and method for preventing damage overvoltage event
07/22/2014US8788110 Electric power visualization method and electric power visualization device
07/22/2014US8788109 Utility grid power averaging and conditioning
07/22/2014US8788108 Method and system for distributed power management
07/22/2014US8786256 Multi-series battery control system
07/17/2014WO2014109992A1 Turbine-based energy generation system with dc output
07/17/2014WO2014109666A1 A method for determining a placement of protection devices in an energy distribution network
1 ... 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 ... 387