| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 07/31/2013 | CN203103972U Magnetically controlled reactor with protection function |
| 07/31/2013 | CN203103971U Power grid reactive power compensation device with protection function |
| 07/31/2013 | CN203103970U Magnetically controlled reactor applied to power grid reactive power compensation |
| 07/31/2013 | CN203103969U Trigger device applied to magnetically controlled reactor |
| 07/31/2013 | CN203103968U Motor electric drive digital control system of pipeline compressor |
| 07/31/2013 | CN203103967U Static synchronous reactive power compensator |
| 07/31/2013 | CN203103966U High-voltage dynamic reactive power compensation device |
| 07/31/2013 | CN203103965U Dynamic reactive power optimization system based on incremental multi-target partition of actual power grid |
| 07/31/2013 | CN203103964U Dynamic reactive power optimization system considering load characteristics for power grid |
| 07/31/2013 | CN203103963U High-precision reactive power compensator |
| 07/31/2013 | CN203103962U Voltage reactive integrated compensator |
| 07/31/2013 | CN203103961U Voltage source converter |
| 07/31/2013 | CN203103960U Dynamic voltage fluctuation compensator |
| 07/31/2013 | CN203103959U Three-phase electric power feedback device suitable for hysteresis control and alternating-current transmission system |
| 07/31/2013 | CN203103958U High-voltage filter compensation energy saving device |
| 07/31/2013 | CN203103957U Active power filter with contingency screening function |
| 07/31/2013 | CN203103956U Active power filter for power grid |
| 07/31/2013 | CN203103955U Reactor being capable of avoiding repeated harmonic waves |
| 07/31/2013 | CN203103954U Low-voltage active harmonic suppression device |
| 07/31/2013 | CN203103953U Three-phase independent-control voltage unbalance generator |
| 07/31/2013 | CN203103900U Power supply protection device and power supply system |
| 07/31/2013 | CN203103884U DC high-current ice melting apparatus with STSTCOM function |
| 07/31/2013 | CN203103100U Magnetic-integration type integrated filter inductance transformer |
| 07/31/2013 | CN203103052U Hollow series reactor provided with composite insulator support |
| 07/31/2013 | CN203101606U Power supply and electronic product aging device |
| 07/31/2013 | CN203095359U Elevator system |
| 07/31/2013 | CN103229381A Electricity-generation system and wireless power-transmission system |
| 07/31/2013 | CN103229380A Method and system facilitating control strategy for power electronics interface of distributed generation resources |
| 07/31/2013 | CN103229379A Control system |
| 07/31/2013 | CN103229061A Detection device and method, and program |
| 07/31/2013 | CN103228533A System and method for managing energy of ship |
| 07/31/2013 | CN103227508A Integrated control system and integrated control method for wind-photovoltaic energy storage |
| 07/31/2013 | CN103227480A On-line computing method for energy-saving and environmental-friendly generated output regulating and controlling cost factor |
| 07/31/2013 | CN103227479A Energy feedback method and energy feedback device of solar elevator |
| 07/31/2013 | CN103227478A Controlling algorithm for anti-islanding detection test load device |
| 07/31/2013 | CN103227477A High voltage ride through control method for double-fed wind generator |
| 07/31/2013 | CN103227476A Comprehensive test system for low voltage ride through or low voltage support |
| 07/31/2013 | CN103227475A Maximizing power in a photovoltaic distributed power system |
| 07/31/2013 | CN103227474A Photovoltaic power generation grid-connected system based on solid-state transformer |
| 07/31/2013 | CN103227473A Intelligent low-voltage uncompensated controller |
| 07/31/2013 | CN103227472A Intelligent low-voltage reactive compensation capacitor |
| 07/31/2013 | CN103227471A Method for enabling SVG (static var generator) to perform reactive compensation normally with one-phase ground |
| 07/31/2013 | CN103227470A Coordinated control system of multiple static var compensators in regional power grid |
| 07/31/2013 | CN103227469A Secondary ripple wave suppression method for bus voltage of photovoltaic grid-connected inverter |
| 07/31/2013 | CN103227468A Main wiring pairing and stringing optimization method for transformer station |
| 07/31/2013 | CN103227467A Lyapunov stability analysis method of time delay electric system |
| 07/31/2013 | CN103222410A Comprehensive utilization method and facility of new energy power distribution and output system and desertification control |
| 07/31/2013 | CN102606395B Wind farm active power optimal control method based on power prediction information |
| 07/31/2013 | CN102420434B Method for analyzing sub-synchronous resonance of alternating-current system |
| 07/31/2013 | CN102412591B Island detection method based on negative sequence power positive feedback |
| 07/31/2013 | CN102280891B Static var generator (SVG) device parallel running control system and method based on optical fiber high speed communication |
| 07/31/2013 | CN102280885B Method for islanding electric power system into a plurality of subsystems |
| 07/31/2013 | CN102270854B Island detecting method based on positive feedback of voltage harmonic distortion |
| 07/31/2013 | CN102270844B Novel low-frequency unloading setting method aiming at isolated power grid |
| 07/31/2013 | CN102231525B Voltage quality control (VQC) system based on static var generator(SVG) and method thereof |
| 07/31/2013 | CN102231523B Master-slave control system and method used for parallel operation of APF/SVG |
| 07/31/2013 | CN102208809B Reliability assessment method for distribution network including photovoltaic power supply |
| 07/31/2013 | CN102150317B Method for controlling sodium-sulfur battery |
| 07/31/2013 | CN102067406B Regulation method for a high voltage DC transmission plant with DC link and self-commutated inverters |
| 07/31/2013 | CN102037626B Method for managing electrical network |
| 07/31/2013 | CN102005765B Grid-connected operation reactive power controlling and regulating method suitable for large wind farm |
| 07/31/2013 | CN101404412B Method for static electric voltage stability analysis |
| 07/30/2013 | US8498133 Controlling a high-voltage direct-current (HVDC) link |
| 07/30/2013 | US8497600 Cell site power system management, including battery circuit management |
| 07/25/2013 | WO2013108827A1 Power supply system and power source device |
| 07/25/2013 | WO2013108046A1 Electrical supply controller |
| 07/25/2013 | WO2013107556A1 Circuit arrangement for reducing the current intensity in a high-voltage dc transmission line, high-voltage dc transmission installation, and method for reducing the current intensity of an electrical current |
| 07/25/2013 | WO2013107162A1 Global-positioning-system-based quantitative analysis and evaluation method and system for primary frequency modulation performance of regional power grid |
| 07/25/2013 | WO2012137178A3 Power-supply system for railway signalling devices |
| 07/25/2013 | US20130187464 System and Method for Portable Solar Array Deployment |
| 07/25/2013 | US20130187459 Power supply attachment |
| 07/25/2013 | DE102012200927A1 Energie-Management in Verteilnetzen mittels drahtloser Kommunikation Energy management in distribution networks using wireless communication |
| 07/25/2013 | DE102011113846B4 Verfahren und Einrichtung zur Detekion eines Inselbetriebs von Energieerzeugungsanlagen Method and apparatus for Detekion an island operation of power generation facilities |
| 07/24/2013 | EP2618495A1 Information communication device and information communication method |
| 07/24/2013 | EP2618457A2 Intelligent power distribution system and method |
| 07/24/2013 | EP2618445A1 Demand response adaptor for connecting a device to a demand response system or home automation system, device and such demand response adaptor and use thereof |
| 07/24/2013 | EP2618444A1 Smart grid ontology update device |
| 07/24/2013 | EP2617118A2 System and method for power grid management |
| 07/24/2013 | EP2617114A1 Electrical power supply device for a nonlinear, temporally varying load |
| 07/24/2013 | CN203086161U Distributed power generation coordinated control system |
| 07/24/2013 | CN203086160U Hydraulic power plant high frequency prediction look-up table and prediction speed regulating device |
| 07/24/2013 | CN203086159U Frequency converter application equipment for bridge crane |
| 07/24/2013 | CN203086158U Stirling engine unit equipment and testing equipment thereof |
| 07/24/2013 | CN203086157U Control circuit of frequency converter energy feedback power grid |
| 07/24/2013 | CN203086156U Energy saving apparatus of elevator |
| 07/24/2013 | CN203086155U Thermal power generating unit state resetting speed regulator capable of rapid load shedding control |
| 07/24/2013 | CN203086154U Household electricity storage cabinet |
| 07/24/2013 | CN203086153U Low-voltage power supply line three-phase load balance adjustment system |
| 07/24/2013 | CN203086152U Three-phase current dynamic balancing device |
| 07/24/2013 | CN203086151U Single-live wire remote-control power supply circuit |
| 07/24/2013 | CN203086150U Maintenance-free intelligent reactive compensation monitoring system |
| 07/24/2013 | CN203086149U Composite switch based on ATmega128 single-chip microcomputer |
| 07/24/2013 | CN203086148U Reactive compensation follow-up device for phase advancer |
| 07/24/2013 | CN203086147U Device improving overload capacity of alternating current generator |
| 07/24/2013 | CN203086146U A power factor adjusting circuit |
| 07/24/2013 | CN203086145U 控制器 Controller |
| 07/24/2013 | CN203086144U Low-voltage filter compensation device for monocrystalline silicon furnace |
| 07/24/2013 | CN203086143U Parallelly connected capacitor device with changeable capacity |
| 07/24/2013 | CN203086142U Silicon controlled rectifier circuit of pre-charging TSC device |
| 07/24/2013 | CN203086141U Intelligent filtering electricity-saving device |