| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 12/25/2013 | CN103474992A Real-time on-line identification criterion of electric system node voltage steady state |
| 12/25/2013 | CN103474991A Power distribution network global optimization scheduling method based on time scale |
| 12/25/2013 | CN103474990A Power distribution network fault quick recovery method based on micro-grid and controllable load of micro-grid |
| 12/25/2013 | CN103474989A Network reconstruction method based on sensitivity analysis |
| 12/25/2013 | CN103474988A Emergency control optimization method of electrolytic aluminum self-prepared power grid and based on transient state safety and stability |
| 12/25/2013 | CN103474987A Electric transmission line on-line monitoring device energy obtaining system based on ground wire induction |
| 12/25/2013 | CN103474986A Long-time scale power system frequency fluctuation simulation method |
| 12/25/2013 | CN103474985A Realization method for function of adaptive load type distribution transformer |
| 12/25/2013 | CN103474984A Cascade STATCOM direct-current capacitor voltage balance control method in wind power plant environment |
| 12/25/2013 | CN103474886A Draught fan soft start power compensation system for subway tunnel |
| 12/25/2013 | CN103474883A Reactive power compensation cabinet |
| 12/25/2013 | CN103473461A Method for estimating wind power prediction error based on data feature extraction |
| 12/25/2013 | CN103473429A Design method of SVC (static var compensator) subsynchronous damping controller based on improved BBO (biogeography-based optimization) algorithm |
| 12/25/2013 | CN103472885A Maximum power-point tracking method applied to multistage-type grid-connected photovoltaic electricity-generating system |
| 12/25/2013 | CN103472720A Voltage gain adjustment device and method for SVC controller |
| 12/25/2013 | CN102664426B Anti-normalization interval correction method for improving air speed prediction precision of SVM (Support Vector Machine) |
| 12/25/2013 | CN102623993B Distributed power system state estimation method |
| 12/25/2013 | CN102593830B Parallel identification method for model parameters of electric power system |
| 12/25/2013 | CN102570470B Transient stability-based generator phase advancing depth determination method |
| 12/25/2013 | CN102545265B Method for controlling grid-connected inverter with anti-load disturbance function |
| 12/25/2013 | CN102522746B VSC-HVDC AC/DC optimal power flow method based on primal-dual interior point algorithm |
| 12/25/2013 | CN102510089B Wind and solar micro power grid system |
| 12/25/2013 | CN102510079B Water source heat pump cooling and power combined dispatching system using solar power generation, and dispatching method thereof |
| 12/25/2013 | CN102510071B Power grid system emergency control method and device |
| 12/25/2013 | CN102496957B Compound full-power wind power converter |
| 12/25/2013 | CN102447267B Control method of grid-connected inverter |
| 12/25/2013 | CN102427249B Method and system for controlling distributed micro-grid parallel operation |
| 12/25/2013 | CN102340270B Programmable logic controller (PLC)-and-frequency-converter-based energy saving control system and method for doubly-fed motor |
| 12/25/2013 | CN102340139B System and method for dynamically measuring and calculating transmission capacity of transmission line |
| 12/25/2013 | CN102231570B Control protection system and method of flexible AC transmission device |
| 12/25/2013 | CN102231569B Control protection system and method for metal oxide varistor (MOV) branch circuit |
| 12/25/2013 | CN102150316B Lead storage battery operating method and electrical storage device equipped with lead storage battery operated by this operating method |
| 12/25/2013 | CN102084586B 电压源转换器 Voltage Source Converter |
| 12/25/2013 | CN102055364B Operation of three level converter |
| 12/25/2013 | CN102005954B Single-phase non-isolated photovoltaic grid-connected inverter and control method |
| 12/25/2013 | CN101971451B Wind energy plant having double-energized asynchronous generator and converter control |
| 12/24/2013 | US8614525 Methods and systems for operating a power generation system |
| 12/24/2013 | DE102013106393A1 Netzplanerstellung und Betriebsführung Network Creation and Management |
| 12/24/2013 | DE102012210613A1 Windpark mit mehreren Netzeinspeisepunkten Wind farm with several Netzeinspeisepunkten |
| 12/24/2013 | DE102012105340A1 Method for operating domestic appliance e.g. dishwasher, involves controlling start of treatment process in response to energy characteristic and partial opening of opening device of treatment chamber by control device |
| 12/24/2013 | CA2580939C Interlock assembly for sequentially actuating power supply switches including a neutrally connected switch |
| 12/22/2013 | CA2818205A1 Three-level phase leg for a power converter |
| 12/22/2013 | CA2818149A1 Power converter and method of assembling the same |
| 12/20/2013 | CA2780437A1 Global renewable energy transportation system |
| 12/19/2013 | WO2013187305A1 Power supply system and method for operating power supply system |
| 12/19/2013 | WO2013187143A1 Magnetizing inrush current suppression device |
| 12/19/2013 | WO2013186282A2 Method and device for managing an energy generation unit |
| 12/19/2013 | WO2013186005A2 Energy supply system for supplying electrical loads in rail vehicles |
| 12/19/2013 | WO2013185772A2 Wind-power-plant control upon low-voltage grid faults |
| 12/19/2013 | WO2013185160A1 Method for checking a separation point of a photovoltaic inverter, and photovoltaic inverter |
| 12/19/2013 | WO2013144947A3 System and method for managing electric grid power supply |
| 12/19/2013 | WO2013124302A3 System for providing heat and operating method for such a system |
| 12/19/2013 | WO2013098844A3 Grid tie inverter |
| 12/19/2013 | WO2013079198A3 Method for controlling a multiphase converter |
| 12/19/2013 | WO2013064778A3 Method and device for monitoring a high-voltage electric current transmission line |
| 12/19/2013 | WO2012175339A3 Decentralised energy network and method for distributing energy in a decentralised energy network |
| 12/19/2013 | US20130334888 Solar photovoltaic three-phase micro-inverter and solar photovoltaic power generation system |
| 12/19/2013 | US20130334886 Distributed Power Station System |
| 12/19/2013 | DE112011105049T5 Betriebsplanvorbereitungsverfahren, Betriebsplanvorbereitungsvorrichtung und Betriebsplanvorbereitungsprogramm Business plan preparation process, operation plan preparation device and operating plan preparation program |
| 12/19/2013 | DE102012210207A1 Verfahren und eine Vorrichtung zum Einspeisen von elektrischer Leistung in ein elektrisches Energieversorgungsnetz A method and an apparatus for supplying electrical power to an electrical power supply network |
| 12/19/2013 | DE102012210138A1 Energieversorgungssystem zur Versorgung von elektrischen Verbrauchern in Schienenfahrzeugen Energy supply system for supplying electrical loads in rail vehicles |
| 12/19/2013 | DE102012018495B3 Method of compensating for inductive reactive current and reactive power of electrical load involves operating detector circuits such that switching time dot takes place precisely in zero crossover of voltage/current to neutral |
| 12/19/2013 | DE102012011960A1 Battery range extender for electric car in automobile industry, has battery placed on trailer attached and suspended if necessary and connected with powertrain by cable in switchable manner, and electric circuit connected at rear of car |
| 12/19/2013 | DE102012011708A1 Inverter device connected with renewable energy sources e.g. photovoltaic systems, has control unit that switches inverter unit into voltage led mode to connect emergency power supply connected over secondary switch unit with consumers |
| 12/19/2013 | CA2876066A1 Power grid photo-voltaic integration using distributed energy storage and management |
| 12/18/2013 | EP2675112A1 Method and energy management unit for load scheduling in building automation |
| 12/18/2013 | EP2675035A1 Photovoltaic power system with generation modules and method of controlling output power thereof |
| 12/18/2013 | EP2675034A2 Power flow measurement and management |
| 12/18/2013 | EP2674876A1 Streaming analytics processing node and network topology aware streaming analytics system |
| 12/18/2013 | EP2673876A1 Energy storage device for a separately excited electrical machine |
| 12/18/2013 | EP2673826A1 Mains power adaptor comprising a fuel cell |
| 12/18/2013 | EP2503146B1 Method and arrangement for controlling an operation of an electric energy production facility during a disconnection to a utility grid. |
| 12/18/2013 | EP2490313B1 Energy storage system and controlling method thereof |
| 12/18/2013 | CN203353015U Energy saving system of communication machine room |
| 12/18/2013 | CN203352474U Solar photovoltaic grid-connected inverter |
| 12/18/2013 | CN203352429U Megawatt grade grid connection/disconnection current transformer combined wave filtering device |
| 12/18/2013 | CN203352295U Intelligent terminal of rural network direct distribution station |
| 12/18/2013 | CN203352197U Photovoltaic grid-connected inverter for electric vehicle charging equipment test load |
| 12/18/2013 | CN203352196U Power supply system for parallel operation of multiple large-power high-voltage diesel generator sets |
| 12/18/2013 | CN203352195U Miniature distributed photovoltaic grid connected interface equipment |
| 12/18/2013 | CN203352194U Dual mode inverter for solar photovoltaic power generation |
| 12/18/2013 | CN203352193U Intelligent controller of vacuum circuit breaker phase selection operation |
| 12/18/2013 | CN203352192U Direct current switch device |
| 12/18/2013 | CN203352191U Multi-adaptive photovoltaic inverter detection system |
| 12/18/2013 | CN203352190U Direct current power transmission system of wind generating set |
| 12/18/2013 | CN203352189U Super capacitor line energy-storage system |
| 12/18/2013 | CN203352188U Power demand side energy storage peak shaving device |
| 12/18/2013 | CN203352187U Single-phase combined co-phased power supply and transformation device |
| 12/18/2013 | CN203352186U Three-phase low-voltage load adjusting circuit |
| 12/18/2013 | CN203352185U Low-voltage reactive automatic split-phase compensation device of distribution room |
| 12/18/2013 | CN203352184U Low-voltage reactive power compensation capacitor device |
| 12/18/2013 | CN203352183U Multi-module circuit board vertical combination control intelligent capacitor |
| 12/18/2013 | CN203352182U High-voltage reactive intelligent compensation filtering device |
| 12/18/2013 | CN203352181U Intelligent capacitor control integration device |
| 12/18/2013 | CN203352180U User side low-voltage reactive power compensation device |
| 12/18/2013 | CN203352179U Step-typed capacitor set switching device |
| 12/18/2013 | CN203352178U Reactive power compensation intelligent coordination device for substation |
| 12/18/2013 | CN203352177U Power factor dynamic-tracking voltage regulating and power saving device of beam-pumping unit |
| 12/18/2013 | CN203352176U Adaptive static dynamic filtering compensation apparatus |
| 12/18/2013 | CN203352175U Intelligent compensation, harmonic suppression device |