Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02J - Circuit arrangements or systems for supplying or distributing electric power; Systems for storing electric energy › 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)
05/2014
05/13/2014US8723488 IGBT/FET-based energy savings device for reducing a predetermined amount of voltage using pulse width modulation
05/13/2014US8723444 Electrical load driving circuit
05/13/2014US8723357 Power supply having low quiescent consumption
05/08/2014WO2014070633A1 Organic rankine cycle augmented power supply system for mobile refrigeration units
05/08/2014WO2014069736A1 Control system and control method for large capacity power
05/08/2014WO2014069054A1 Grid connection device for power purchase system capable of dealing with abnormal power grid state during disasters, and method therefor
05/08/2014WO2014068875A1 Distribution box and method for controlling electrical power
05/08/2014WO2014068775A1 Electric power relay device and method for reducing electric power consumption
05/08/2014WO2014068738A1 Quick charger
05/08/2014WO2014068733A1 Quick charger for electric vehicle
05/08/2014WO2014068732A1 Quick charger
05/08/2014WO2014068591A1 Integrated wind and solar power system
05/08/2014WO2014067557A1 Method for regulating a power supply system
05/08/2014WO2014036251A3 Apparatus and methods for restoring power cell functionality in multi-cell power supplies
05/08/2014WO2013189628A3 Operating method and operating apparatus for an electrical energy store of a small-scale power plant for increasing the operating efficiency of the small-scale power plant
05/08/2014WO2013107782A3 Power converter circuit, power supply system and method
05/08/2014WO2012109437A3 Pseudo-random bit sequence generation for maximum power point tracking in photovoltaic arrays
05/08/2014US20140125130 Power Stealing Thermostat Circuit With Over Current Protection
05/08/2014US20140125126 Power distribution circuit
05/08/2014US20140125125 Method and apparatus to form a virtual power generation collective from a distributed network of local generation facilities
05/08/2014DE102013111869A1 Photovoltaic system i.e. outdoor system, for producing current, has alternating current-shortcircuit switch arranged before alternating current-separating element in energy flow direction, and diode associated to photovoltaic-sub generators
05/08/2014DE102012110691A1 Vorrichtung zur kinetischen Energiespeicherung Apparatus for kinetic energy storage
05/07/2014EP2728708A2 "energy management equipment"
05/07/2014EP2728695A2 State estimation for cooperative electrical grids
05/07/2014EP2728694A1 Equipment control device
05/07/2014EP2727234A1 Converter
05/07/2014EP2727207A2 Wind turbine for generating electric energy
05/07/2014EP2727206A2 Power management system comprising a power source, a source of renewable energy, and a power converter
05/07/2014EP2727205A1 Method and arrangement for supplying electrical power from a wind power plant into an ac voltage network
05/07/2014CN203590087U 一种抽油机节能控制装置 One kind of pumping energy saving control device
05/07/2014CN203589844U 一种带有智能掌上终端和无功补偿的中压调压变压器 Medium voltage regulating transformers an intelligent handheld terminals and reactive power compensation with the
05/07/2014CN203589824U 可再生能源发电、输变电和电网接入一体化系统 Renewable energy power generation, power transmission and network access systems integration
05/07/2014CN203589746U 一种光伏并网发电系统 A photovoltaic grid system
05/07/2014CN203589745U 自动切换模块及光伏并离网全自动发电系统 Automatic switching module and automatic off-grid photovoltaic power generation system
05/07/2014CN203589744U 发电机组并机机旁控制用应急系统 Generators and machine control machine next to the emergency system
05/07/2014CN203589743U 一种高效率的光伏分布式发电系统 A high-efficiency photovoltaic distributed generation systems
05/07/2014CN203589742U 智能供电系统 Intelligent power supply system
05/07/2014CN203589741U 一种带抑制涌流的无触点低压电容投切开关 A tape of the non-contact low-voltage surge suppression capacitor switching switch
05/07/2014CN203589740U 一种可控高抗配电装置 High resistance in a controlled distribution equipment
05/07/2014CN203589739U 一种户外柱上式的svg无功补偿装置 Svg kind of outdoor column type reactive power compensation device
05/07/2014CN203589738U 避谐波型无功补偿控制装置 Avoid harmonic reactive power compensation control device
05/07/2014CN203589737U 一种高压线路无功补偿就地平衡装置 A high-pressure line balancing device in situ reactive power compensation
05/07/2014CN203589736U 矿用隔爆型静止无功发生器 Flameproof STATCOM
05/07/2014CN203589735U 高压无功补偿控制器 High-voltage reactive power compensation controller
05/07/2014CN203589734U 一种柔性低压功率补偿装置 A flexible low-power compensation device
05/07/2014CN203589733U 一种钻机网电自适应双电压有载调压变压器 One kind of rig adaptive dual-voltage electricity network load tap
05/07/2014CN203589732U 一种带有无线功能的无功补偿的中压调压变压器装置 Medium voltage regulating transformer reactive compensation devices with a wireless function
05/07/2014CN203589731U 一种带有无功补偿的中压调压变压系统 Medium voltage regulator transformer system for reactive power compensation with the
05/07/2014CN203589730U 一种带有后台分析主站和无功补偿的中压调压变压器 Medium voltage regulating transformers a master background analysis and reactive power compensation with the
05/07/2014CN203589729U 一种多重化自适应容错控制的有源电力滤波器 An active power filter multiplex adaptive fault-tolerant control
05/07/2014CN203589728U 一种新型增效节电装置 A new plug-saving devices
05/07/2014CN203589727U 一种大容量统一电能质量控制器 A high capacity, Unified Power Quality Controller
05/07/2014CN203589726U 配出中性导体it系统供电装置 It with a neutral conductor system power supply unit
05/07/2014CN203589725U 一种电压切换自动并列装置 A voltage-switching automatic parallel device
05/07/2014CN203588792U 变压器预充磁装置 Transformers pre-magnetizing device
05/07/2014CN203586455U 光伏空调系统 Solar air conditioning system
05/07/2014CN103782471A 用于太阳能光伏能量收集和转换的系统及方法 System and method for solar energy collection and conversion of solar
05/07/2014CN103782470A 削峰系统 Clipping System
05/07/2014CN103782356A 双导体单相感应功率传输轨道 Dual conductor single-phase inductive power transfer orbit
05/07/2014CN103779957A 一种高可靠无功功率补偿器 A highly reliable reactive power compensator
05/07/2014CN103779876A 一种基于灵敏度分析的消除断面越限的电力系统调度方法 A sensitivity analysis of power system scheduling method to eliminate cross-section based on the more limited
05/07/2014CN103779875A 分布式系统并网传输线等效阻抗比率获取方法 Distributed systems and network transmission line equivalent impedance ratio acquisition method
05/07/2014CN103779874A 单级升压逆变器非隔离光伏并网发电系统及其控制方法 Single-stage non-isolated boost inverter PV grid power system and control method
05/07/2014CN103779873A 一种液压型风力发电机组低电压穿越控制方法 A hydraulic wind turbine low voltage ride-through control methods
05/07/2014CN103779872A 一种小区变压器经济投切调度方法 One kind of cell switching transformer economic dispatch method
05/07/2014CN103779871A 通过整合的有源滤波器稳定的连续功率电气系统 Through the integration of active filter stable continuous power electrical systems
05/07/2014CN103779870A 一种考虑尾水管水压脉动情况的水电孤岛频率抑制方法 Account of the tail pipe pressure pulsations hydropower islands frequency suppression method
05/07/2014CN103779869A 考虑荷电状态动态调整的储能电站容量优化计算方法 Consider the state of charge of the energy storage power station dynamically adjust capacity optimization calculation method
05/07/2014CN103779868A 一种确定风场无功补偿容量的方法 A wind farm reactive power compensation method for determining capacity
05/07/2014CN103779867A 一种可控串补电路的控制方法 A control method TCSC circuit
05/07/2014CN103779866A 一种适用于SVG的M、δ综合优化控制方法 One for SVG, M, δ integrated optimization control method
05/07/2014CN103779865A 一种基于模型参考自适应模糊控制的有源电力滤波器控制方法 Active power filter model reference adaptive control method based on fuzzy control
05/07/2014CN103779864A 低压成套设备中的组合型并联滤波补偿装置 Low-voltage equipment in combination Parallel filter compensation device
05/07/2014CN103779863A 一种在极坐标系下减小区间潮流保守性的方法 A polar coordinates conservative trend of reduced interval method
05/07/2014CN103779862A 单元机组机跟炉方式下的一次调频调节系统及方法 Primary Frequency adjustment system and method Unit machine with oven under way
05/07/2014CN103779861A 配电网主动重构策略及其预防控制方法 Active distribution network reconfiguration strategy and its prevention and control methods
05/07/2014CN103779860A 发电厂的有功功率的控制系统及控制方法 Active power plant control system and control method
05/07/2014CN103779834A 一种应用于分布式发电并网接入防逆流智能检测方法 Applied to distributed generation and network access backflow prevention intelligent detection method
05/07/2014CN102801174B 用于低压动态无功谐波综合补偿装置的主控模块 For low-voltage dynamic reactive power compensation device harmonic integrated control module
05/07/2014CN102790395B 20kV与10kV混合区域备自投均分负荷方法和装置 20kV and 10kV mixing region prepared from the cast method and apparatus for load sharing
05/07/2014CN102738817B 利用电池储能系统对风电功率进行自适应平滑处理的方法 Use of battery energy storage system for wind power adaptive smoothing methods
05/07/2014CN102723716B 一种基于无功补偿电容的电能质量调节装置及其控制方法 An apparatus and method for controlling power quality based on the regulation of reactive power compensation capacitor
05/07/2014CN102684189B 一种水电站调压井agc控制方法 Surge Shaft one kind hydropower agc control method
05/07/2014CN102651549B 自寻优多级电压无功控制方法 Self-optimizing multi-level voltage and reactive power control method
05/07/2014CN102624309B 基于机械及电气动态特性的变速双馈风电场分群等值方法 Clustering method equivalent DFIG wind mechanical and electrical dynamics Farm
05/07/2014CN102624070B 一种基于九相自耦移相变压器的对称式ups电源系统 A nine-phase auto transformer being symmetrical power ups based systems
05/07/2014CN102624016B 一种能量双向流动的液流电池储能并网装置及其控制方法 A two-way flow of energy flow battery energy storage and network device and control method
05/07/2014CN102593842B 省级电网分布式柔性无功补偿配置方法 Provincial grid distributed flexible configuration of reactive power compensation
05/07/2014CN102570483B 220kV变电站无功电压调控去失配方法 220kV substation voltage and reactive power regulation method to mismatch
05/07/2014CN102545252B 基于三阶收敛牛顿法vsc-hvdc潮流计算方法 Convergence of Newton's method based on 3 vsc-hvdc flow calculation method
05/07/2014CN102545250B 锂电池储能的风电场功率平滑控制方法及装置和工作方法 Wind farm power lithium battery energy storage method and device for smooth control and working methods
05/07/2014CN102522747B 一种配电系统供电能力的计算方法 A method of calculating the capacity of power distribution system
05/07/2014CN102427243B 一种将风电场和常规电厂联合并网的多端直流输电系统 A method of wind farms and conventional power plants and networks combined system MTDC
05/07/2014CN102403717B 一种电力系统故障严重程度评价方法 A power system fault severity assessment method
05/07/2014CN102377175B 一种兼顾谐波抑制和无功补偿的短路电流限制装置 A balanced harmonic suppression and reactive power compensation circuit current limiting device
05/07/2014CN102361326B 一种动车组试验线负序治理装置及其方法 A test line EMU negative sequence control apparatus and method
05/07/2014CN102215012B 一种太阳能与电能双向变换系统 Solar energy conversion system with bi-directional power
05/07/2014CN102201677B 电力负荷缓存系统 Power load caching system
05/07/2014CN102148506B 智能配电线路无功控制系统 Intelligent power distribution lines reactive power control system
05/07/2014CN102005817B 基于微电网的不间断电源装置及其调度控制方法 Based on an uninterruptible power supply device and method for controlling the micro-grid scheduling
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