| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 02/18/2013 | CA2785496A1 Method and system of demand control based on power factor |
| 02/14/2013 | WO2013021550A1 Electric vehicle charging system and electric vehicle charging apparatus |
| 02/14/2013 | WO2013021502A1 Demand control device for facility equipment |
| 02/14/2013 | WO2013020605A1 Method and arrangement for supplying electrical power from a wind power plant into an ac voltage network |
| 02/14/2013 | WO2013020581A1 Power grid |
| 02/14/2013 | WO2012051042A3 Centralized power conditioning |
| 02/14/2013 | US20130041514 Hybrid electric generator set |
| 02/14/2013 | US20130038133 Wind farm and method for operating a wind farm |
| 02/14/2013 | US20130038126 Standby power system for handheld electronic device and method for supplying standby power |
| 02/14/2013 | US20130038124 Pole-mounted power generation systems, structures and processes |
| 02/14/2013 | DE102012013631A1 Ausgabeüberwachung erneuerbarer Energie Output monitoring of renewable energy |
| 02/14/2013 | DE102011080830A1 Storage device of electric power supply system installed in house, has local power generator to control energy absorption from power supply unit, and controller that is provided to control electric power supply to power supply unit |
| 02/13/2013 | EP2557746A1 Communication device, communication system, and vehicle |
| 02/13/2013 | EP2557650A2 Current bypass for distributed power harvesting systems using DC power sources |
| 02/13/2013 | EP2557649A1 Power supply system, power supply system control device, power supply system operation method and power supply system control method |
| 02/13/2013 | EP2557648A1 Wind farm and method for operating a wind farm |
| 02/13/2013 | EP2557647A2 Systems and devices for controlling power generation |
| 02/13/2013 | EP2556586A1 Modularised converter for hvdc and statcom |
| 02/13/2013 | EP2556585A1 Hybrid hvdc converter |
| 02/13/2013 | EP2556575A2 Power quality improvement by active filter |
| 02/13/2013 | EP2556343A1 A method and system for managing an electrical load of a user facility based on locally measured conditions of an electricity supply grid |
| 02/13/2013 | CN202737808U Motor driving device with energy storage unit |
| 02/13/2013 | CN202737805U Industrial and mining enterprise system power saving server |
| 02/13/2013 | CN202737749U Low-voltage DC power energy feedback electronic load boost system controlled in digitalized manner |
| 02/13/2013 | CN202737589U Low-voltage intelligent comprehensive distribution box |
| 02/13/2013 | CN202737484U DSP-based energy-feedback electronic load grid-connected inversion system |
| 02/13/2013 | CN202737483U Photovoltaic waterpower peak adjusting system |
| 02/13/2013 | CN202737482U Novel high efficiency power?transformation device for solar energy power generation system |
| 02/13/2013 | CN202737481U Topological structure of frequency-conversion-control wind power generation system |
| 02/13/2013 | CN202737480U Photovoltaic grid-connected inverter with high frequency link |
| 02/13/2013 | CN202737479U Distributed power generating apparatus based on renewable energy source |
| 02/13/2013 | CN202737478U Combined energy storage apparatus suitable for seamless switching of micro-grid |
| 02/13/2013 | CN202737477U MCR high voltage dynamic power compensation device |
| 02/13/2013 | CN202737476U Dynamic wattless compensation and harmonic suppression complete equipment |
| 02/13/2013 | CN202737475U Power compensation system of power distribution network |
| 02/13/2013 | CN202737474U Three-phase intelligent reactive compensation detection device |
| 02/13/2013 | CN202737473U Dual-redundancy DSP control device for SVG controller |
| 02/13/2013 | CN202737472U Rapid composite reactive power compensator used for wind power plant |
| 02/13/2013 | CN202737471U Network compound electric energy quality adjusting device |
| 02/13/2013 | CN202737470U Energy saving intelligent low voltage reactive compensation control system based on modularization design |
| 02/13/2013 | CN202737469U Low-voltage phase-splitting reactive-power compensation apparatus for ferroalloy smelting electric furnace |
| 02/13/2013 | CN202737468U Power factor compensation controller |
| 02/13/2013 | CN202737467U Rapid dynamic reactive power compensation device used for wind power plant |
| 02/13/2013 | CN202737466U Hierarchical micro power grid networking device based on terminal user |
| 02/13/2013 | CN202737465U Low-voltage active filtering controller |
| 02/13/2013 | CN202737464U Rectification transformer energy saving and electric energy quality control device |
| 02/13/2013 | CN202737463U Active filtering device with energy-saving, consumption-reducing and harmonic-treating functions |
| 02/13/2013 | CN202737462U Intelligent integrated power capacitor used for filtering compensation device |
| 02/13/2013 | CN202737461U Intelligent integrated compensation module used for filtering capacitance compensation device |
| 02/13/2013 | CN202737350U Digital monitoring intelligentized power distribution cabinet |
| 02/13/2013 | CN202737349U Intelligent electricity-saving cabinet of grinding miller |
| 02/13/2013 | CN202737334U Intelligent low voltage comprehensive power distribution cabinet |
| 02/13/2013 | CN202737288U Novel communication interface for low-voltage intelligent power capacitor |
| 02/13/2013 | CN202732232U Micro-power-consumption wind driven generator |
| 02/13/2013 | CN102934349A Double module for modular multi-stage converter |
| 02/13/2013 | CN102934326A Power distribution system having priority load control |
| 02/13/2013 | CN102934320A Battery power supply device and power controlling method for same |
| 02/13/2013 | CN102934312A Energy generating system and control thereof |
| 02/13/2013 | CN102934311A Interface arrangement between AC and DC systems including filter at transformer neutral point |
| 02/13/2013 | CN102934310A Interface arrangement between AC and DC systems using grounding switch |
| 02/13/2013 | CN102931864A Method for voltage balance control of DC (direct current) buses of power units of cascade static var generator |
| 02/13/2013 | CN102931696A Charging scheduling method for electric automobile battery swapping station |
| 02/13/2013 | CN102931689A Online rolling scheduling method taking power generation adjusting number constraint into account |
| 02/13/2013 | CN102931688A Combined regenerative energy power supply device |
| 02/13/2013 | CN102931687A Power adjustment method for hybrid energy storage photovoltaic power station |
| 02/13/2013 | CN102931686A Energy regeneration circulating system for aging of charger |
| 02/13/2013 | CN102931685A Converter device used for wind generator system |
| 02/13/2013 | CN102931684A Photovoltaic alternate current and direct current intelligent distribution box |
| 02/13/2013 | CN102931683A Wind-solar direct current microgrid grid-connection control method based on substation typical daily load curve |
| 02/13/2013 | CN102931682A Carrier frequency conversion control method |
| 02/13/2013 | CN102931681A Control method of grid-connected inverter comprising DC transformer |
| 02/13/2013 | CN102931680A Grid-connected inverter comprising DC transformer |
| 02/13/2013 | CN102931679A Multistage boosting high-power photovoltaic grid-connected power station |
| 02/13/2013 | CN102931678A Double-staggered flyback photovoltaic grid-connected micro inverter and control method thereof |
| 02/13/2013 | CN102931677A Micro-power-consumption asynchronous wind power generator |
| 02/13/2013 | CN102931676A Structure and method for solar power grid-connection self-use multi-functional system |
| 02/13/2013 | CN102931675A Structure and method for multi-purpose self-adaptive solar inverter |
| 02/13/2013 | CN102931674A Multi-terminal modular multilevel direct-current (DC) power transmission system and grounding electrode determination method thereof |
| 02/13/2013 | CN102931673A Controller and control method for suppressing commutation failure of direct-current transmission system after alternating-current fault clearing |
| 02/13/2013 | CN102931672A Power distribution type energy storage device and control system thereof |
| 02/13/2013 | CN102931671A Resonant control method for output power of voltage source PWM (Pulse Width Modulation) rectifier under power grid fault |
| 02/13/2013 | CN102931670A Low-voltage dynamic reactive power compensation and harmonic suppression device |
| 02/13/2013 | CN102931669A Device for switching capacitor bank based on synchronous precharging switch |
| 02/13/2013 | CN102931668A Reactive compensation device |
| 02/13/2013 | CN102931667A Compensating circuit of static synchronous compensator |
| 02/13/2013 | CN102931666A Direct-current (DC) side voltage balance control method for chain type static synchronous compensator |
| 02/13/2013 | CN102931665A Dynamic reactive power compensation device |
| 02/13/2013 | CN102931664A Chain type SVG (static var generator) device low-pressure power supply system |
| 02/13/2013 | CN102931663A Dynamic reactive power optimization method of large-scale alternating current and direct current power system |
| 02/13/2013 | CN102931662A Distributive load dynamic regulation-based microgrid monitoring system and control method |
| 02/13/2013 | CN102931661A Alternating-current distribution method and power supply wiring device compatible to various power grid patterns |
| 02/13/2013 | CN102931660A Quasi proportional resonance control method and control system for parallel active power filter |
| 02/13/2013 | CN102931659A Capacitive switching control method for inhibiting zero sequence and negative sequence current of distribution transformer |
| 02/13/2013 | CN102931658A Flexible alternating current transmission system (FACTS) equipment cluster control system and method |
| 02/13/2013 | CN102931657A Measuring and calculating device for line loss of power distribution network |
| 02/13/2013 | CN102931656A Comprehensive power saver |
| 02/13/2013 | CN102931655A Circuit control system and method with dynamic voltage and frequency adjusting function |
| 02/13/2013 | CN102931597A High-voltage reactive power automatic compensation device |
| 02/13/2013 | CN102930968A Supporting device of bus current transformer |
| 02/13/2013 | CN102926916A Small-size water generation device |