Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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06/12/2013 | CN103151799A Microgrid power supply system and control method thereof |
06/12/2013 | CN103151798A Optimizing method of independent microgrid system |
06/12/2013 | CN103151797A Multi-objective dispatching model-based microgrid energy control method under grid-connected operation mode |
06/12/2013 | CN103151796A Region coordinated control system and region coordinated control method based on active power distribution network |
06/12/2013 | CN103151795A Scattered-type wind power plant reactive power optimization control method capable of reducing fan losses and system |
06/12/2013 | CN103151794A Self-adaption power decoupling method of microgrid distributed power inverter |
06/12/2013 | CN103151793A Intelligent component |
06/12/2013 | CN103151792A Harmonic current suppression device for ultrahigh-voltage direct current power transmission system |
06/12/2013 | CN103151791A Method, device and system for dispatching distributed energy |
06/12/2013 | CN103151790A Intelligent power supply system of peak moving and valley filling |
06/12/2013 | CN103151789A Method and device for smart power grid time-of-use electricity price electricity storage and discharging |
06/12/2013 | CN103151788A Simulation reappearance system of electric system power oscillation accident |
06/12/2013 | CN103151787A Trigger device and trigger control method for thyristor switched capacitor-type (TSC-type) low-voltage dynamic switched switch |
06/12/2013 | CN103151786A Magnetically controlled reactor controller |
06/12/2013 | CN103151785A Multi-converter parallel circulating current restraining method with quick and reactive support |
06/12/2013 | CN103151784A AVC (automatic voltage control) system-based reactive voltage optimization method and device |
06/12/2013 | CN103151783A Three-phase high-voltage cascading mixing power compensator and control method thereof |
06/12/2013 | CN103151782A Method for controlling DC (Direct-Current)-side voltage ripple of railway power regulator |
06/12/2013 | CN103151781A Self-adaptive fuzzy control method for active power filter based on feedback linearization |
06/12/2013 | CN103151780A Method for fixed-time ring-width-variable current control of three-phase three-wire system SAPF (Shunt Active Power Filter) |
06/12/2013 | CN103151779A Serial-parallel mixed type filtering and protecting device of passive power |
06/12/2013 | CN103151778A Motor running parameter optimizing system |
06/12/2013 | CN103151777A Power grid differentiation-based core backbone network architecture construction method |
06/12/2013 | CN103151776A AGC (Automatic Generation Control) performance assessment method applicable to power control of extra-high voltage interconnection wire |
06/12/2013 | CN103151775A Distributed feeder automation topology calculation method for power distribution network based on local information |
06/12/2013 | CN103151774A Small world power grid cascading failure restraining method |
06/12/2013 | CN103151773A Province power grid coordination control method for area control error based on optimized algorithm |
06/12/2013 | CN103151772A Electric energy quality improvement and combined action energy conservation system |
06/12/2013 | CN103151771A Monitoring system and method for operation of power transmission network |
06/12/2013 | CN103151147A Isolation transformator for filter circuit and filter circuit system |
06/12/2013 | CN103150426A Unified modeling method for regulation and control integrated simulation of primary grid equipment and secondary grid equipment |
06/12/2013 | CN103147940A Geothermal and solar combination power generation system |
06/12/2013 | CN102437699B Direct grid connection speed change constant frequency generator |
06/12/2013 | CN102427236B Method for suppressing total output reactive power fluctuation by adopting doubly-fed induction wind power system with series grid-side converter under unbalanced voltage |
06/12/2013 | CN102308452B Method and apparatus for controlling a hybrid power system |
06/12/2013 | CN102237824B Photovoltaic (PV) inverter |
06/12/2013 | CN102222938B Voltage-frequency comprehensive control method for direct-drive wind generator set |
06/12/2013 | CN102148603B Distinguishing method of initial position zero variation of doubly-fed generator rotor and control device thereof |
06/12/2013 | CN101989743B Energy-saving power generation dispatching optimization method based on direct current power flow |
06/12/2013 | CN101950505B Synchronization device for training |
06/12/2013 | CN101790827B Prediction scheme for step wave power converter and inductive inverter topology |
06/12/2013 | CN101771274B Method for improving operating efficiency of thermal generator set |
06/12/2013 | CN101673950B Static var compensator (SVC) and DC ice melting device and realization method thereof |
06/12/2013 | CN101496249B Method and system of real time management and modulation of electricity consumption |
06/11/2013 | US8463616 Scheduling a process according to time-varying input prices |
06/11/2013 | US8461716 Photovoltaic power generating device, and controlling method |
06/07/2013 | CA2798534A1 Converter |
06/06/2013 | WO2013080878A1 Grid connection device |
06/06/2013 | WO2013080877A1 Grid connection device |
06/06/2013 | WO2013080797A1 Power system and method for controlling same |
06/06/2013 | WO2013080619A1 Energy management device and program |
06/06/2013 | WO2013080388A1 Detector, method, and program |
06/06/2013 | WO2013080308A1 Consumer energy management system and consumer energy management method |
06/06/2013 | WO2013080060A1 A system for controlling electrical energy supply to peripheral devices using prepaid airtime |
06/06/2013 | WO2013079366A1 System for an energy management of domestic appliances taking into account an evolutionary mobile radio standard, and associated method |
06/06/2013 | WO2013079198A2 Method for controlling a multiphase converter |
06/06/2013 | WO2013079112A1 Processing data of a technical system comprising several assets |
06/06/2013 | WO2013079067A1 Converter with storage device |
06/06/2013 | WO2012172048A3 Inverter with monitoring of the moisture state and method for operating an inverter |
06/06/2013 | WO2012168809A4 Power systems interconnection method |
06/06/2013 | WO2012112430A3 Regenerative braking safety system and method of use |
06/06/2013 | US20130144455 Hydroelectric power generation plan adjustment device, hydroelectric power generation plan adjustment method, and program |
06/06/2013 | US20130141950 Power converter and integrated dc choke therefor |
06/06/2013 | US20130140904 Automatic transfer switch having an interlock arrangement |
06/06/2013 | US20130140903 Compact dynamic phase angle regulators |
06/06/2013 | US20130140895 Socket having loading detecting function |
06/06/2013 | US20130140894 Dynamic energy-saving socket |
06/06/2013 | US20130140893 Power demand management apparatus and power demand management system |
06/06/2013 | US20130140888 Load-sharing and boost voltage for notification appliance circuits |
06/06/2013 | DE102011119745A1 Apparatus for storing electrical energy generated from electricity generating plants, has a reversible polymer electrolyte fuel cell arranged in conjunction with the depressurized gas storage and the conversion electronic devices |
06/06/2013 | DE102011054002B4 Dezentrale Energieerzeugungsanlage mit Einrichtung und Verfahren zur Inselnetzerkennung Distributed power generation plant with device and method for islanding detection |
06/06/2013 | DE102011005563B4 Verfahren und Vorrichtung zur Umschaltung von Stromeinspeisungen Method and apparatus for switching power supplies |
06/05/2013 | EP2600510A1 Heating a converter with circulating currents |
06/05/2013 | EP2600490A1 Assembly for an uninterrupted power supply |
06/05/2013 | EP2600482A1 Output distribution control apparatus |
06/05/2013 | EP2600481A1 Battery free off-grid solar inverter system and control method thereof |
06/05/2013 | EP2600480A2 Power generation apparatus |
06/05/2013 | EP2600479A1 Controlling an electrical grid with islanded operation |
06/05/2013 | EP2600478A2 Cross communication arrangement for multiple solid state power controller channels |
06/05/2013 | EP2600406A2 Solar device |
06/05/2013 | EP2600216A2 Control of Small Distributed Energy Resources |
06/05/2013 | EP2599997A1 Control system for a wind park |
06/05/2013 | EP2599210A1 Capacitor discharge in a cell based voltage source converter |
06/05/2013 | EP2599199A1 Hvdc converter comprising fullbridge cells for handling a dc side short circuit |
06/05/2013 | EP2599183A1 Dynamic distributed power grid control system |
06/05/2013 | EP2599182A1 Dynamic distributed power grid control system |
06/05/2013 | EP2599180A1 The apparatus compensating ground currents connected to phase conductors of a distribution system |
06/05/2013 | EP2599179A1 The apparatus compensating ground currents connected to a transformer neutral point |
06/05/2013 | EP2599091A1 Power transmission element, in particular a cable, provided with a device for storing electrical power |
06/05/2013 | EP2326835B1 Method for controlling a wind farm |
06/05/2013 | CN202978810U Elevating mechanism based on double PWM variable-frequency double-fed motor |
06/05/2013 | CN202978805U Magnetically controlled reactor with rapid response |
06/05/2013 | CN202978794U Switched reluctance motor speed adjusting device |
06/05/2013 | CN202978747U H-bridge power unit of 35kV container type STATCOM system |
06/05/2013 | CN202978718U Matrix type converter |
06/05/2013 | CN202978667U Variable-frequency transformer |
06/05/2013 | CN202978400U Household energy storage power station |
06/05/2013 | CN202978389U Electric vehicle charging station based on flywheel energy storage |
06/05/2013 | CN202978301U Speed regulator power setting prediction device when transmitting-end power grid is disconnected |
06/05/2013 | CN202978300U Full load resistor low voltage ride through system device for entire wind farm |