| Patents for H02J 3 - Circuit arrangements for ac mains or ac distribution networks (38,663) |
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| 02/22/2001 | WO2000013287A8 Communications processor, remote host and multiple unit control devices and methods for micropower generation systems |
| 02/22/2001 | DE19939709A1 Switchable impedance for connection between AC voltage supply network and electric consumer or generator |
| 02/22/2001 | DE19937661A1 Circuit for three-phase transmission system has reactive impedance selected or that can be selected so reactive power of system can be compensated at mains frequency or for harmonic(s) |
| 02/21/2001 | CN2420771Y Power-line carrier isolator |
| 02/21/2001 | CN2420760Y Enerlgy saving, anti-frandulent use integrated dragging device for oil pump unit |
| 02/21/2001 | CN1285024A Constant turbine inlet temperature control of microturbine power generating system |
| 02/20/2001 | US6191563 Energy saving power control system |
| 02/20/2001 | US6191500 System and method for providing an uninterruptible power supply to a critical load |
| 02/15/2001 | WO2001011763A1 Unified constant-frequency integration control of three-phase power factor corrected rectifiers, active power filters, and grid-connected inverters |
| 02/15/2001 | WO2001011751A1 Impedance-compensated power transmission circuit |
| 02/15/2001 | WO2001011525A1 Systems for, and method of, insuring risks in a restructured energy industry |
| 02/15/2001 | DE19937410A1 Three-phase solar converter for mains and island power operations adapts voltage levels from DC voltage generated by solar cells to the public mains power supply by raising and converting power. |
| 02/15/2001 | DE19937069A1 Electric-electronic component for compensating inductive portions in electric AC voltage mains power supplies has a synchronous capacitor implemented as a hybrid, a capacitor, connectors and a synchronous switch. |
| 02/15/2001 | DE19936873A1 Schaltungsanordnung Circuitry |
| 02/15/2001 | CA2381253A1 Systems for, and method of, insuring risks in a restructured energy industry |
| 02/14/2001 | EP1076394A2 Circuit arrangement for a three-phase transmission system |
| 02/14/2001 | EP1075724A1 Power controller |
| 02/14/2001 | CN2419726Y Automatic compensator for power factor of network |
| 02/14/2001 | CN2419725Y Low voltage reactance compensator |
| 02/14/2001 | CN2419724Y Distribution style contactless switch assembly |
| 02/13/2001 | US6188591 System for supplying electromotive consumers with electric energy |
| 02/13/2001 | US6188205 Power system control apparatus and power system control method |
| 02/13/2001 | US6188200 Power supply system for sump pump |
| 02/13/2001 | US6188145 Meter collar with interface for connecting on-site power source, and the interface itself |
| 02/13/2001 | US6188143 System for supplying electrical energy to electrical apparatus |
| 02/13/2001 | US6188139 Integrated marine power distribution arrangement |
| 02/07/2001 | EP1075069A2 Circuit arrangement |
| 02/07/2001 | CN2418607Y Reactive-power automatic tracing compensation control host-machine |
| 02/07/2001 | CN1283322A Converter connection assembly with direct voltage intermediate circuit |
| 02/06/2001 | CA2218940C A plant for transmitting electric power |
| 02/01/2001 | DE19934543A1 Observation method for upper total power threshold for several of consumers , involves assigning parameters, and detecting actual power that cannot be switched off |
| 01/31/2001 | EP1072081A1 Method for adjusting total output of power engineering installations |
| 01/31/2001 | CN2417623Y Automatic tracing, reactive-load compensation arrangement |
| 01/31/2001 | CN1282130A Electric network reactive-load continuous compensation method and its compensation equipment |
| 01/31/2001 | CN1061485C Interconnection system for transmitting power between electrical systems |
| 01/30/2001 | US6181985 Rate-based load shed module |
| 01/30/2001 | US6181984 Creation method and apparatus of network configuration for power system |
| 01/30/2001 | US6181582 Method and circuit arrangement for generating a representation of the supply voltage in a frequency converter |
| 01/25/2001 | WO2001006612A1 System and method for energy management |
| 01/25/2001 | WO2001006432A1 User interface to facilitate, analyze and manage resource consumption |
| 01/25/2001 | DE19932833A1 Regulating total power of power generation system(s) with group of loads involves using load schema enabling more cost-effective utilization of energy tariffs with load time shifts |
| 01/25/2001 | DE10032846A1 Power factor correction circuit for a.c.-d.c. power converter varies switch-off time as function of the peak inductance current during each switching period |
| 01/24/2001 | EP1071197A2 DC/DC conversion circuit |
| 01/24/2001 | EP1071185A2 Turbogenerator power control system and method |
| 01/24/2001 | EP1070376A1 Device and method for supplying an electric load with electric energy |
| 01/24/2001 | CN1281280A Reactive power compensator of aontactless switch |
| 01/23/2001 | US6178362 Energy management system and method |
| 01/23/2001 | US6178076 Power-electronic circuit arrangement for compensating for mains system disturbances and mains voltage reductions |
| 01/23/2001 | CA2305113A1 Turbogenerator power control system and method |
| 01/18/2001 | WO2001004766A1 Method for coupling an internal appliance to one of a plurality of external networks |
| 01/17/2001 | EP1069666A1 Control of active power in a high voltage direct current transmission system |
| 01/17/2001 | EP1069518A1 Visual description of voltage states in an electrical switching graph |
| 01/17/2001 | EP1069517A1 Visual description of voltage states in an electrical switching graph |
| 01/17/2001 | CN1280411A Static reactive compensator |
| 01/16/2001 | US6175218 Power factor correction (PFC) controller |
| 01/11/2001 | WO2001003268A1 Control of active power in a high voltage direct current transmission system |
| 01/10/2001 | EP1067650A1 Control arrangement For the distribution of electric power and method of operation |
| 01/10/2001 | CN1279839A Electricity supply system |
| 01/10/2001 | CN1279830A Power flow control |
| 01/10/2001 | CN1279809A Magnetic energy storage |
| 01/10/2001 | CN1060602C Power inverter |
| 01/09/2001 | US6172889 Inverter apparatus islanding operation detecting method and inverter apparatus capable of surely detecting an islanding operation with a simple construction |
| 01/09/2001 | US6172494 Circuit arrangement for delivering a supply current |
| 01/09/2001 | US6172492 Fixed off time and zero voltage switching dual mode power factor correcting converter |
| 01/09/2001 | US6172488 AC transmission system with reactance compensation |
| 01/09/2001 | US6172432 Automatic transfer switch |
| 01/04/2001 | WO2001001542A1 Method for managing energy consumption of household appliances |
| 01/04/2001 | CA2377811A1 Method for managing energy consumption of household appliances |
| 01/03/2001 | EP1064714A1 A supply device for power supply to an electronic unit in a semiconductor valve in a shunt-connected thyristor-switched capacitor |
| 01/03/2001 | CN1060293C Method for stabilizing electric net resisting reactive load fluctation and compensator for reactive power |
| 01/03/2001 | CN1060292C Electric distribution system operating equipment |
| 01/02/2001 | US6169678 Photovoltaic power generation apparatus and control method thereof |
| 01/02/2001 | US6169334 Command and control system and method for multiple turbogenerators |
| 01/02/2001 | US6169332 Constant turbine inlet temperature control of a turbine power generating system |
| 12/28/2000 | WO2000079669A1 Automatic transfer switch |
| 12/27/2000 | CN2412318Y ON-spot compensating and voltage reducing starting cabinet for motor |
| 12/27/2000 | CN2412309Y High voltage mechanical vacuum multi-stage reactive-load compensation equipment |
| 12/27/2000 | CN1278371A Electric power plant |
| 12/26/2000 | US6167389 Method and apparatus using distributed intelligence for applying real time pricing and time of use rates in wide area network including a headend and subscriber |
| 12/21/2000 | WO2000077908A1 An application and method for voltage instability predictor (vip) |
| 12/21/2000 | WO2000077530A1 A method and an apparatus for current sensing in an ac/dc converter |
| 12/20/2000 | EP1060556A1 Electricity supply system |
| 12/20/2000 | EP0893001A4 Distributed frequency relay |
| 12/20/2000 | CN2411611Y Intelligent total removing reactive power device |
| 12/19/2000 | US6163471 Damping of an oscillation in a plant for transmission of high voltage direct current |
| 12/13/2000 | CN1059522C Method for controlling power converter and power converting system |
| 12/12/2000 | US6160318 Energy supplying system |
| 12/07/2000 | WO2000074199A1 Power transmission apparatus and method for power transmission |
| 12/07/2000 | WO2000074198A1 A wind power plant |
| 12/07/2000 | WO2000073652A1 A wind power plant and a method for control |
| 12/07/2000 | CA2375125A1 A wind power plant |
| 12/07/2000 | CA2375067A1 A wind power plant and a method for control |
| 12/06/2000 | EP1057248A1 Impedance angle control method |
| 12/06/2000 | EP1057234A1 Anti-islanding method and apparatus for distributed power generation |
| 12/06/2000 | CN1276096A Method and device for improving the quality of voltage of secondary supply unit |
| 12/05/2000 | US6157874 Power control systems and processes |
| 12/05/2000 | US6157552 Sub-harmonic detection and control system |
| 11/29/2000 | CN1274978A Series compensator |
| 11/29/2000 | CN1274977A Combined power filter with both active and passive parts |
| 11/23/2000 | WO2000007274A3 Active common-mode compensation for multi-phase inverters |