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)
11/2013
11/14/2013WO2012117026A3 Control arrangement and method for regulating the output current of a dc source power converter connected to a multi-source dc system
11/14/2013US20130300381 Power converter apparatus
11/14/2013US20130300201 Power center
11/14/2013US20130300199 Method and Apparatus for Electrical Load Control Network
11/14/2013US20130300194 System and method for controlling an electricity supply
11/14/2013DE102012207800A1 Ortsnetz-Transformator Local network transformer
11/14/2013CA2814660A1 System and method for overvoltage protection
11/13/2013EP2662945A1 Distributed power generation system, controlling means and method for controlling the power generation of the system
11/13/2013EP2662944A1 Wind turbine control for a weak grid by reducing active power output
11/13/2013EP2662561A1 Method and arrangement for damping a shaft oscillation
11/13/2013EP2661807A1 Energy conversion system
11/13/2013EP2661798A1 Communication method, communication system, and energy storage system including the same
11/13/2013EP2661797A1 Electrical energy distribution apparatus.
11/13/2013EP2503344B1 Energy Consumption Management
11/13/2013CN203289171U Device for charging power grid with wind electric power
11/13/2013CN203289143U A power supply circuit capable of supplying power by utilizing mains electricity or battery selectively
11/13/2013CN203289119U Distributed generation grid-connected reverse power transmission on-load voltage regulation device
11/13/2013CN203289118U Single-phase integrated energy feedback device
11/13/2013CN203289117U High-efficient rectification and inversion integrated energy feedback system
11/13/2013CN203289116U High voltage DC converter topology structure for double-fed wind generating set
11/13/2013CN203289115U Voltage regulation device for low-voltage circuit
11/13/2013CN203289114U Intelligent operating system based on V2G mode
11/13/2013CN203289113U Low-voltage load unbalance adjusting and intelligent reactive dynamic compensation device
11/13/2013CN203289112U Quick-switching low-voltage intelligent reactive power compensator
11/13/2013CN203289111U Vacuum shunting voltage-regulating reactive power compensator
11/13/2013CN203289110U Phase-control reactive power dynamic compensator
11/13/2013CN203289109U Combined switch for TCR dynamic reactive power compensation and motor soft starting
11/13/2013CN203289108U GPRS-based distribution line reactive power optimization intelligent control system
11/13/2013CN203289107U Multi-access-point photovoltaic grid-connected system electrical energy quality and reactive power voltage coordination control device
11/13/2013CN203289106U Voltage regulation device for circuit
11/13/2013CN203289105U A power active filter outputting large current
11/13/2013CN203289104U Rack-type intelligent active parallel harmonic compensation device
11/13/2013CN203289103U Load unbalance compensating system
11/13/2013CN203289102U Power distribution system safety protection power saver and power distribution system safety protection device
11/13/2013CN203289101U Intelligent electricity use monitor
11/13/2013CN203289100U Power grid safety and stability diagnosis and analysis system
11/13/2013CN103392292A Solar power generation system
11/13/2013CN103391816A Regenerative braking safety system and method of use
11/13/2013CN103391024A Photovoltaic microgrid system structure based on autonomy shared node system
11/13/2013CN103390905A Diversified energy automatic generation control method considering wind power acceptance
11/13/2013CN103390904A Analysis method of renewable energy grid-connected power generation
11/13/2013CN103390903A Novel wind, photo-thermal and energy storage integrated intelligent power generation system and control method thereof
11/13/2013CN103390902A Photovoltaic power station super short term power prediction method based on least square method
11/13/2013CN103390901A Comprehensive series compensation voltage ride-through device of wind turbine generator and control method
11/13/2013CN103390900A Distributed photovoltaic energy storage system and energy management method
11/13/2013CN103390899A Method for evaluating forced oscillation influence in interconnected large power grid
11/13/2013CN103390898A Dynamic reactive power compensation controller based on instant sequence component power
11/13/2013CN103390897A Low-voltage distribution area dispersion reactive compensation method based on wireless network
11/13/2013CN103390896A Hybrid cascading multi-level static synchronous compensation device and wind turbine generator set power supply system
11/13/2013CN103390895A 静止无功发生器 STATCOM
11/13/2013CN103390894A Reactive power compensation connection method of low-voltage side of high-capacity submerged-arc furnace
11/13/2013CN103390893A Automatic voltage control (AVC) method for hydropower station
11/13/2013CN103390892A Micro grid power supply control method and system based on converter port
11/13/2013CN103390891A Double-pole common mode filter
11/13/2013CN103390890A Power distribution network power flow analyzing method based on current distribution coefficient
11/13/2013CN103386889A Photovoltaic track traffic
11/13/2013CN102738820B Power transmission system for improving transmission capability of alternating-current circuit through using voltage source current converting technology
11/13/2013CN102738819B Power transmission system for improving transmission capability of alternating-current circuit through using mixed current converting technology
11/13/2013CN102593852B Distribution-type interconnected inverter-based three-phase negative-pressure voltage compensating method
11/13/2013CN102570474B Triggering and conducting method used for switching of capacitor of thyristor AC non-contact switch
11/13/2013CN102496925B Control method for reducing expected value of power failure fault of electric power system
11/13/2013CN102427246B Method for power compensation of rotor of doubly-fed asynchronous wind-driven generator
11/13/2013CN102427235B Methods for distributing reactive power compensation capacity and switching branch circuits of passive filter
11/13/2013CN102354987B Control method of overload load-shedding for transformer or circuit
11/13/2013CN102354984B Booster chopping technology-based variable-frequency voltage stabilizing control system and method
11/13/2013CN102324752B Wind power generation-combined ordered charge and discharge coordinated control system of pure electric vehicle
11/13/2013CN102231531B Wind electric field electrical network voltage disturbance simulation generating device
11/13/2013CN102227084B Power grid-elastic mechanics network topology mapping method
11/13/2013CN102208882B Energy management system, energy management apparatus, and energy management method
11/13/2013CN102187542B Adaptive generation and control of arbitrary electrical waveforms in a grid-tied power conversion system
11/13/2013CN102157954B Photovoltaic inverter
11/13/2013CN102084572B An electrical generator network and a local electrical system
11/13/2013CN102025149B Energy management system and energy management method
11/13/2013CN101897098B Wind turbines having control for network faults and operating method therefor
11/12/2013US8582330 High voltage and frequency distributed power system
11/12/2013US8581446 Method and apparatus for removal of harmonic noise
11/12/2013US8581441 Distributed inverter and intelligent gateway
11/12/2013CA2769927C Circuit and method for applying a three phase power source to a three phase load
11/12/2013CA2748014C Distribution system analysis using meter data
11/12/2013CA2680959C Multiple phase power supply having current shared power factor correction
11/07/2013WO2013165532A1 Method and system for managing power grid data
11/07/2013WO2013164392A1 Predictive control system
11/07/2013WO2013163760A1 Enhanced utilization of real power generating capacity of distributed generator (dg) inverters as statcom
11/07/2013WO2013110691A3 Wind farm harmonic predictor, and method therefor
11/07/2013WO2013102784A8 Calibration of current sensors in parallel power converters
11/07/2013WO2013079367A3 System of networked domestic appliances having a joint time base and identification device of a respective phase of the building installation, and method for operating such a system
11/07/2013WO2013068254A3 Method for providing control power with an energy store using tolerances at the time of providing the control power
11/07/2013WO2013068233A3 Method for providing reserve power for stabilizing an alternating current network
11/07/2013WO2013064377A3 Supply unit and a power generation-and-consumption arrangement
11/07/2013WO2013007517A3 Energy storage arrangement and alternating load consumer
11/07/2013US20130297090 Electrical energy distribution apparatus
11/07/2013US20130293023 Parallel linkage for generators
11/07/2013US20130293021 Enhanced utilization of real power generating capacity of distributed generator (dg) inverters as statcom
11/07/2013US20130293010 Current supply arrangement with a first and a second current supply device, wherein the second current supply device is connected to the first current supply device
11/07/2013DE102012104005A1 Photovoltaikanlage und Verfahren zum Betreiben einer Photovoltaikanlage zur Einspeisung von elektrischer Leistung in ein Mittelspannungsnetz Photovoltaic system and method of operating a photovoltaic plant to feed electrical power into a medium-voltage network
11/06/2013EP2660964A1 Electricity supply assembly with a first and a second power supply device, where the second power supply device is connected to the first power supply device
11/06/2013EP2660951A1 Communication power source with multi-energy supply and control method thereof
11/06/2013EP2660943A1 Power controller
11/06/2013EP2660942A1 Operation planning method and method for operating heat-pump hot-water supply heating system
11/06/2013EP2660664A1 Method for economically optimizing the operation of micro-cogenerator apparatuses
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