| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 03/15/2005 | US6868310 Predictive failure scheme for industrial thin films processing power delivery system |
| 03/15/2005 | US6867570 Circuit arrangement for the static generation of a variable electric output |
| 03/10/2005 | WO2005022731A2 Transferring electric power from a primary side to a secondary side of a converter |
| 03/10/2005 | WO2005022716A1 The harmonic reduction apparatus which use the resonance of the zero-phase-sequence impedance |
| 03/10/2005 | US20050055137 Method and system to calculate a demand for energy |
| 03/10/2005 | US20050052807 Monitoring and control for power electronic system |
| 03/10/2005 | US20050052029 Domestic combined heat and power unit |
| 03/10/2005 | US20050050893 Method and system for regulating the production of a second form of energy, generated from a first form of energy |
| 03/10/2005 | DE202004008883U1 Portable stand-alone power generator, has removable automatic switch for uninterrupted operation by stand-alone or mains current |
| 03/09/2005 | EP1513240A2 Apparatus for supplying standby power |
| 03/09/2005 | EP1512869A1 Voltage control for windpark |
| 03/09/2005 | EP1512214A1 Current-compensated choke and circuit arrangement comprising the current-compensated choke |
| 03/09/2005 | EP1040555B1 Converter connection assembly with a direct voltage intermediate circuit |
| 03/09/2005 | CN2684437Y Reactive combination control device for circuit voltage |
| 03/09/2005 | CN2684436Y Automatic adjusting device for power supply |
| 03/09/2005 | CN1592031A Uninterruption power source module parallel system and by-pass switching method thereof |
| 03/09/2005 | CN1592025A Starting method for power converter |
| 03/09/2005 | CN1591950A Fuel-cell power generation system and control method therefor |
| 03/09/2005 | CN1591249A Intelligent power load controller mated with pulse output electric energy metering IC |
| 03/08/2005 | US6864595 Detection of islanded behavior and anti-islanding protection of a generator in grid-connected mode |
| 03/03/2005 | WO2005020404A1 Power supply for battery-powered devices |
| 03/03/2005 | WO2005020403A1 Connection method for a static var compensator |
| 03/03/2005 | WO2005019870A2 Method and system for predicting solar energy production |
| 03/03/2005 | WO2005004317A3 Frequency converter for high-speed generators |
| 03/03/2005 | WO2004114493A3 Wind farm |
| 03/03/2005 | US20050049759 Method of providing service which makes power distribution operation effective, and system |
| 03/03/2005 | US20050048337 Fuel-cell power generation system and control method therefor |
| 03/03/2005 | US20050046396 Inter-regulator control of multiple electric power sources |
| 03/03/2005 | US20050046196 Voltage control for wind generators |
| 03/03/2005 | US20050045225 Apparatus for supplying standby power |
| 03/02/2005 | EP1511166A1 Power converter |
| 03/02/2005 | EP1511153A1 Stable power supply system, operation method thereof, and stable power supply operation program |
| 03/02/2005 | EP1511152A1 Uninterruptible power supply |
| 03/02/2005 | EP1511151A2 Inter-regulator control of multiple electric power sources |
| 03/02/2005 | EP1511109A2 Fuel-cell power generation system and control method therefor |
| 03/02/2005 | EP1509985A1 A hybrid synchronization phase angle generation method |
| 03/02/2005 | EP1509984A1 High-frequency generator |
| 03/02/2005 | EP1509825A2 Valuing and optimizing scheduling of generation assets |
| 03/02/2005 | CN1588976A Energy source dispensing control system and dispensing control method |
| 03/02/2005 | CN1588790A Electric control energy saving device for oil pump unit |
| 03/02/2005 | CN1588748A Distributive continuous reactive generator |
| 03/02/2005 | CN1588747A Three phase voltage-stabilizing controller and its control method |
| 03/02/2005 | CN1588746A Transformer type adjustable reactor and static reactive compensator compose of it |
| 03/02/2005 | CN1588745A Large volume static reactive generator |
| 03/02/2005 | CN1588744A Series active power filter |
| 03/02/2005 | CN1588743A Three bridge arm uniform power quality regulator |
| 03/02/2005 | CN1588742A Anti-shock anti-short circuit no-contact energy saving safety device for three phase AC power source |
| 03/01/2005 | US6862498 System and method for controlling power demand over an integrated wireless network |
| 03/01/2005 | US6862199 Adaptive controller for d-statcom in the stationary reference frame to compensate for reactive and harmonic distortion under unbalanced conditions |
| 03/01/2005 | US6861897 Active filter for multi-phase AC power system |
| 03/01/2005 | US6861825 Hybrid AC/DC system for electric power transmission |
| 02/24/2005 | WO2005018078A1 Method and inverter for supplying alternating current to a network |
| 02/24/2005 | US20050044298 Apparatus and method for timetabling reality time process |
| 02/24/2005 | US20050043862 Automatic energy management and energy consumption reduction, especially in commercial and multi-building systems |
| 02/24/2005 | US20050043860 System and method for controlling generation over an integrated wireless network |
| 02/24/2005 | US20050043859 Modular uninterruptible power supply system and control method thereof |
| 02/24/2005 | US20050042098 Method for operating a wind park |
| 02/24/2005 | US20050041447 Power supply for battery-powered devices |
| 02/24/2005 | US20050040655 Continuous reactive power support for wind turbine generators |
| 02/24/2005 | US20050040219 Apparatus and method for active filters |
| 02/24/2005 | US20050039787 Method and system for predicting solar energy production |
| 02/23/2005 | EP1508951A1 Continuous reactive power support for wind turbine generators |
| 02/23/2005 | EP1356566B1 System of transport and distribution of energy to voltage inclusive between 600v and 1200v |
| 02/23/2005 | CN2681424Y Instantaneous reactive power autocompensation control device |
| 02/23/2005 | CN1585953A Method and system to calculate a demand for electric power |
| 02/23/2005 | CN1585226A Three-phase distributing balancing testing adjusting method for light system and light system distributing managing apparatus |
| 02/23/2005 | CN1585225A Method for switching in reactive power compensative capacitors in groups on active 6(10)KV line and their filtering set apparatus |
| 02/22/2005 | US6858953 Power control interface between a wind farm and a power transmission system |
| 02/17/2005 | WO2005015706A1 Method for determining a charge characteristic indicating electric primary components |
| 02/17/2005 | WO2005015366A2 Real-time performance monitoring and management system |
| 02/17/2005 | US20050038571 Automatic energy management and energy consumption reduction, especially in commercial and multi-building systems |
| 02/17/2005 | US20050036253 Modular AC power supply system with fault bypass and method of switching output modes |
| 02/17/2005 | US20050035827 Power discriminating systems |
| 02/17/2005 | US20050035815 Active filter for multi-phase ac power system |
| 02/17/2005 | US20050035744 Energy storage flywheel voltage regulation and load sharing system and method |
| 02/16/2005 | CN2679904Y Home safety electric energy saver |
| 02/16/2005 | CN2679903Y Utilizer of power harmonic polluted energy |
| 02/16/2005 | CN2679902Y Power transmission and converting unit |
| 02/16/2005 | CN2679901Y Larege power intelligence optical-net-firewood mutual compensating power station |
| 02/16/2005 | CN1581631A Alternating current output parallel power supply system and its equalized current control method |
| 02/16/2005 | CN1581630A Clean power supply and comprehesive fitering device composed thereof |
| 02/16/2005 | CN1581629A Comprehesive power filter harmonic current predicting method based on weighted first order local thereory |
| 02/16/2005 | CN1581628A Wireless parallel control method and system |
| 02/16/2005 | CN1580984A System linkage apparatus, setting apparatus for system linkage apparatus and method of setting set values of system linkage apparatus |
| 02/16/2005 | CN1579332A Intelligent power management control system and method |
| 02/15/2005 | US6856497 System interconnection apparatus and connection method thereof |
| 02/10/2005 | WO2005013462A1 Compensator device for stabilising the power of alternators in electrical power generating plants |
| 02/10/2005 | WO2005013055A2 Method and apparatus for trading energy commitments |
| 02/10/2005 | US20050034023 Energy management system |
| 02/10/2005 | US20050033707 Configurable architecture for controlling delivery and/or usage of a commodity |
| 02/10/2005 | US20050033481 Real-time performance monitoring and management system |
| 02/10/2005 | US20050033480 Voltage collapse diagnostic and ATC system |
| 02/09/2005 | EP1505707A2 System linkage apparatus, setting apparatus for system linkage apparatus and method of setting set values of system linkage apparatus |
| 02/09/2005 | EP1504315A2 Electric load management center |
| 02/09/2005 | EP1371129B1 Method for regulating an inverter system |
| 02/09/2005 | EP1104591A4 Power system |
| 02/09/2005 | CN2678227Y Voltage reactive automatic controller |
| 02/09/2005 | CN2678226Y Series mixed active power filter with fundamental bypass channel |
| 02/09/2005 | CN2677979Y Electric-saving device for high-voltage electrical equipment |
| 02/09/2005 | CN1579041A Stable power supply system, operation method thereof, and stable power supply operation program |