| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 08/07/2002 | EP1228491A1 System for certified use of electrical energy |
| 08/07/2002 | CN2504825Y Dynamo multifunctional energy saving control case of pumping unit |
| 08/07/2002 | CN2504822Y One-stage resonance high power factor switching mains |
| 08/07/2002 | CN2504811Y Reactive-load compensation circuit device of high voltage network |
| 08/07/2002 | CN2504810Y Overvoltage protector of electric underwater pump |
| 08/06/2002 | US6430066 Electric power system having series connected capacitor |
| 08/06/2002 | US6429546 Systems and methods for preventing islanding of grid-connected electrical power systems |
| 08/06/2002 | US6428918 Fuel cell power systems, direct current voltage converters, fuel cell power generation methods, power conditioning methods and direct current power conditioning methods |
| 08/01/2002 | WO2001096993A3 Control circuit for sequentially switching electrical loads |
| 08/01/2002 | US20020103772 System and method for gathering of real-time current flow information |
| 08/01/2002 | US20020103745 System, method and computer program product for enhancing commercial value of electrical power produced from a renewable energy power production facility |
| 08/01/2002 | US20020101743 Power line separator |
| 07/31/2002 | CN2503655Y Stationary reactive-load compensation device |
| 07/30/2002 | US6425248 Solar power generation administration system, and solar power generation administration method to provide useful information to user |
| 07/30/2002 | CA2238442C Wall type microwave oven and output control method thereof |
| 07/25/2002 | WO2002058207A1 System of transport and distribution of energy to voltage inclusive between 600v and 1200v |
| 07/25/2002 | WO2002041463A3 System for correcting power factor and harmonics present on an electroduct in an active way and with high-dynamics |
| 07/25/2002 | WO2002011263A3 Power grid backfeed protection apparatus |
| 07/25/2002 | US20020097055 Method and device for assessing the stability of an electric power transmission network |
| 07/25/2002 | DE10058404A1 Haushaltsgerät mit Energiemanagement Household appliance energy management |
| 07/24/2002 | EP1224721A1 Method for controlling the reactive power and device for generating electrical energy in an electrical network |
| 07/24/2002 | EP0986491B1 A plant for feeding alternating voltage |
| 07/24/2002 | EP0886912B1 A converter device |
| 07/24/2002 | CN2502441Y Totally-enclosed adjustable capacity high voltage shunt capacitor device |
| 07/24/2002 | CN2502440Y Totally-enclosed high voltage shunt capacitor device |
| 07/23/2002 | US6424548 Power converter |
| 07/18/2002 | WO2002010877B1 System of and method for power management |
| 07/18/2002 | WO2002007365A3 System and method for monitoring and controlling energy usage |
| 07/18/2002 | WO2001090996A3 System for trading, scheduling and settling transactions involving fungible, ephemeral commodities including power and method therefor |
| 07/18/2002 | US20020093249 Method and system for operation verification |
| 07/17/2002 | EP1222727A1 Control of extinction angle for a line-commutated converter |
| 07/17/2002 | EP1222390A2 Wind power plant |
| 07/17/2002 | EP1222389A1 Method for operating a wind farm |
| 07/17/2002 | CN2501238Y Three-phase asynchronous motor with capacitors |
| 07/17/2002 | CN1359183A Mixing type reactive power generator |
| 07/17/2002 | CN1359046A Method and system for raising failure bearing ability of power supply in connected computer system network |
| 07/17/2002 | CN1087882C Frequency converter for outgoing electric driving power to motor and filtering installed on it |
| 07/16/2002 | US6421366 Method and device for supplying an electric arc melting furnace with current |
| 07/16/2002 | US6420978 Power generation system and fuel supply method |
| 07/16/2002 | US6420856 Versatile power flow transformers for compensating power flow in a transmission line |
| 07/11/2002 | WO2002054579A1 Mobile power generation system |
| 07/11/2002 | WO2002054572A1 Bi-directional power supply circuit |
| 07/11/2002 | WO2002054561A2 System, method and computer program product for enhancing commercial value of electrical power produced from a renewable energy power production facility |
| 07/11/2002 | US20020091626 Bidding for energy supply |
| 07/11/2002 | US20020091503 Process for initializing and updating the topology of a high-voltage or medium-voltage electrical power station |
| 07/11/2002 | US20020089802 Distribution line fault detector and communications module |
| 07/11/2002 | US20020089234 Distributed control method for multiple connected generators |
| 07/11/2002 | CA2439355A1 Mobile power generation system |
| 07/10/2002 | EP1221189A1 Method for managing energy consumption of household appliances |
| 07/10/2002 | CN2500014Y Self cooling type thyrister cut-in and cut-off capacitor device |
| 07/10/2002 | CN2500013Y Thyrister trigger pulse transmission circuit |
| 07/10/2002 | CN2500012Y AC dynamic harmonic capacitor |
| 07/09/2002 | US6417652 Load drive circuit for an electric load |
| 07/09/2002 | US6417647 Charging system and charging method for use of battery power |
| 07/09/2002 | CA2219255C Control apparatus for a converter for transmitting electric power between an alternating voltage network and a direct voltage network |
| 07/04/2002 | WO2002052375A2 Systems and methods for trading electrical transmission rights |
| 07/04/2002 | WO2002052294A2 System and method for reliability assessment of a power system having integrated modules |
| 07/04/2002 | WO2002027910A3 Sub-cycle static voltage regulator and controller |
| 07/04/2002 | US20020087234 System, method and computer program product for enhancing commercial value of electrical power produced from a renewable energy power production facility |
| 07/04/2002 | US20020085397 Power converting apparatus, control method therefor, and power generation system |
| 07/04/2002 | US20020085396 Plant for transmitting electric power and a method for changing the direction of power transmission in such a plant |
| 07/04/2002 | US20020085325 System interconnection apparatus and connection method thereof |
| 07/04/2002 | US20020084655 System, method and computer program product for enhancing commercial value of electrical power produced from a renewable energy power production facility |
| 07/04/2002 | DE19815566A1 To compensate for fuel for IC engines has dynamo with power which must feed magnetic amplifier with sufficiently fast-running engine and at same time charge up battery |
| 07/04/2002 | DE10162955A1 Anordnung für das Energiemanagment einer unterbrechungsfreien Stromversorgung Arrangement for the energy management of an uninterruptible power supply |
| 07/03/2002 | EP1220417A2 Power transfer system |
| 07/03/2002 | EP1220412A1 Method and device for controlling and monitoring consumption of electrical power |
| 07/03/2002 | EP1219004A1 Device, system and method for monitoring a household electrical appliance |
| 07/03/2002 | EP1219001A1 Method for recognizing an oscillation in an electric supply network |
| 07/03/2002 | EP1218999A1 The virtual trading floor for trading fungible, ephemeral commodities including electric energy |
| 07/03/2002 | EP0890212B1 Transformer arrangement |
| 07/03/2002 | CN1356753A Control method of active power filter in mixed filter system for electrified railway |
| 07/02/2002 | US6414853 Method and apparatus for controlling a phase angle of AC power to keep DC voltage from an energy source constant |
| 06/27/2002 | US20020082784 Technique and apparatus to control the transient response of a fuel cell system |
| 06/27/2002 | US20020082747 Energy management system and methods for the optimization of distributed generation |
| 06/27/2002 | US20020079957 Reducing noise in a power signal |
| 06/27/2002 | US20020079878 Device for controlling in rush current to power factor correcting capacitor bank |
| 06/27/2002 | DE10064165A1 Method for monitoring and controlling energy use of a group of individually switched energy loads, particularly electrical appliances within a household to help in minimizing energy use |
| 06/26/2002 | EP1217709A1 Method and device for assessing the stability of an electric power transmission network |
| 06/26/2002 | CN2497463Y Self-variable reactance capacitor apparatus |
| 06/26/2002 | CN2497462Y Domestic electric appliance energy-saving protector |
| 06/26/2002 | CN1355587A Separation system for protection and automation function of protective relay in electric system |
| 06/26/2002 | CN1086854C Customer side power management system and method |
| 06/25/2002 | US6411067 Voltage source converters operating either as back-to-back stations or as parallel static var compensators |
| 06/25/2002 | US6411066 Method to control the flow of active power in a high voltage direct current transmission system and device for the same |
| 06/25/2002 | US6411065 Integrated control system and method for controlling mode, synchronization, power factor, and utility outage ride through for micropower generation systems |
| 06/25/2002 | US6410992 System and method for dual mode control of a turbogenerator/motor |
| 06/20/2002 | WO2002049396A1 System for increasing circuit performance by reusing energy |
| 06/20/2002 | WO2002049185A1 A robust controller for controlling a ups in unbalanced operation |
| 06/20/2002 | WO2002049182A1 Voltage controller for grid-connected turbogenerator unit |
| 06/20/2002 | WO2002023693A3 System for creating a cost effective retail electric power exchange service |
| 06/20/2002 | WO2002010877A3 System of and method for power management |
| 06/20/2002 | US20020078387 Method and system for providing power fault tolerance in a network of chained computer systems |
| 06/20/2002 | US20020075701 Voltage regulation of a utility power network |
| 06/20/2002 | US20020074863 Power transfer system |
| 06/19/2002 | EP1215796A2 Method for running electric energy storage system |
| 06/19/2002 | CN2496170Y Reactive compensation component which can be fit in three-phase asychronous motor |
| 06/19/2002 | CN2496118Y Power-factor adjustable transformer |
| 06/19/2002 | CN1354968A Method and device for supplying electric arc melting furnace with current |
| 06/19/2002 | CN1354552A Thyristor power-regulating system for temp. control system of heating equipment |