Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189) |
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12/30/2009 | CN101615854A Control method of three-phase voltage type PWM rectifier under unbalance voltage of power grid |
12/30/2009 | CN101615853A Symmetrical three-section voltage vector pulse width modulation method for three-level PWM rectifier |
12/30/2009 | CN101615852A Direct current power unit |
12/30/2009 | CN101615851A High-voltage switch power supply |
12/30/2009 | CN100576715C Main circuit of IGBT full bridge inverse conversion power |
12/30/2009 | CN100576714C Equipment and method for controlling converter, electric converter comprising the equipment |
12/30/2009 | CN100576713C Electric power conversion device |
12/30/2009 | CN100576712C Solar inverter and photovoltaic installation comprising several solar inverters |
12/30/2009 | CN100576711C Induction power system |
12/30/2009 | CN100576710C Device and method for controlling an electric power converter and converter with such device |
12/30/2009 | CN100576688C Current converter parallel system and control method therefor |
12/30/2009 | CN100575963C Method for determining zero crossing in a converter |
12/30/2009 | CN100574955C Inversion submerged arc welding electric power main circuit topological structure |
12/30/2009 | CA2729118A1 Circuit for direct energy extraction from a charged-particle beam |
12/30/2009 | CA2728380A1 Battery energy source arrangement and voltage source converter system |
12/30/2009 | CA2728066A1 Power switch grouping |
12/29/2009 | US7639520 Efficient power supply |
12/29/2009 | US7639515 Switchgear cell and converter circuit for switching a large number of voltage levels |
12/29/2009 | US7638986 Control system for static VAR compensator |
12/29/2009 | US7638983 Controller of doubly-fed induction generator |
12/29/2009 | CA2618795C System and method for powering a load |
12/24/2009 | US20090316458 Single-phase inverter circuit to condition and transform direct current electric power into alternating current electric power |
12/24/2009 | US20090316457 Inverter |
12/24/2009 | US20090316456 Embedded bridge rectifier integrated with configurable i/o pads |
12/24/2009 | US20090316455 Switching mode power supply circuit |
12/24/2009 | US20090316454 Power factor correction converter control offset |
12/24/2009 | US20090316452 Power supply having maximum power point tracking function |
12/24/2009 | US20090316448 Power inverter circuit for adjusting symmetry of the ac-voltage without load-coupling |
12/24/2009 | US20090314558 Voltage Conversion Apparatus and Vehicle Including the Same |
12/24/2009 | DE112008000533T5 Halbleitermodul und Wechselrichtervorrichtung Semiconductor module and inverter device |
12/24/2009 | DE102008028952A1 AC-DC-Zwischenkreis-Wandler mit sehr weitem AC-Eingangsspannungs-Bereich AC-DC bus converter with a very wide AC input voltage range |
12/24/2009 | DE102008027583A1 Schaltung für ein Nutzteil zur Erzeugung einer Gleichspannung Circuit for a useful part for generating a DC voltage |
12/24/2009 | DE102007058633B4 Verfahren zum Betreiben eines Wechselrichters A method of operating an inverter |
12/23/2009 | WO2009155018A1 Single switch high efficiency power supply |
12/23/2009 | WO2009154743A2 Toilet bowl cleaning and/or deodorizing device |
12/23/2009 | WO2009153965A1 Gate drive technique for bidirectional switches and power converter that uses the same |
12/23/2009 | WO2009153360A1 Control method for a structure converting direct current into alternating current |
12/23/2009 | WO2009152600A1 Method and apparatus for converting direct current into an alternating current |
12/23/2009 | WO2009126405A3 Ac and dc uninterruptible online power supplies |
12/23/2009 | WO2009092848A3 Method for monitoring the condition of the capacitors of a dc-voltage intermediate circuit |
12/23/2009 | EP2136465A1 Inverter realized by a bridge circuit comprising slow and fast clocked switches |
12/23/2009 | EP2136464A1 Power supply circuit |
12/23/2009 | EP2136075A2 Control switch and method for invertors of wind energy assemblies |
12/23/2009 | EP2135348A2 Distributed power harvesting systems using dc power sources |
12/23/2009 | CN201369855Y Constant flow source circuit |
12/23/2009 | CN201369852Y LED two-way driver circuit of impulse power parallel resonance |
12/23/2009 | CN201369851Y LED two-way driver circuit of impulse power series resonance |
12/23/2009 | CN201369850Y LED two-way driver circuit of two way power series resonance |
12/23/2009 | CN201369849Y LED one-way driver circuit of impulse power parallel resonance |
12/23/2009 | CN201369848Y LED bidirectional driver circuit of bidirectional electrical impedance voltage division |
12/23/2009 | CN201369685Y Inverter power supply for digital control of instantaneous voltage PID and current PI |
12/23/2009 | CN201369684Y Triphase inverted-power split-phase PI (proportional-integral) control device |
12/23/2009 | CN201369683Y Capacitance energy-storage commutating power supply |
12/23/2009 | CN201369682Y Special power supply of electronic jacquard machine |
12/23/2009 | CN201369681Y Paster bridge rectifier |
12/23/2009 | CN201369680Y Efficient uninterrupted power supply circuit |
12/23/2009 | CN201369679Y Electronic transformer for electric power line |
12/23/2009 | CN201369678Y Power supply device used for electromagnetic stirrer |
12/23/2009 | CN201369677Y Improved radio-frequency power source for plasma discharge under atmospheric pressure |
12/23/2009 | CN201369567Y Dynamic braking power supply device |
12/23/2009 | CN101611537A Method to drive a high-voltage tube grid |
12/23/2009 | CN101611536A AC/DC power conversion device using magnetic energy recovery switch |
12/23/2009 | CN101611535A Method for limiting damage to a converter having a power semiconductor in the case of a short circuit of an intermediate direct current circuit |
12/23/2009 | CN101610040A Current control type electric force converter output current waveform improving method thereof |
12/23/2009 | CN101610039A Systems and methods for estimating temperatures of power module components |
12/23/2009 | CN101610038A Photovoltaic grid-connected inverter of Boost and Buck cascade and control method thereof |
12/23/2009 | CN101610037A Switch controller having jumping switch frequence of electric power switch |
12/23/2009 | CN101609826A Power semiconductor module and method of manufacturing the same |
12/23/2009 | CN101608765A Power-supply device of solar photovoltaic generating system applied to petroleum boring tower |
12/23/2009 | CN100574396C Short pulse style power supply synchronized with power supply frequency |
12/23/2009 | CN100574090C Electric power conversion apparatus |
12/23/2009 | CN100574080C Resonant vibration dead-soft switching inverter circuit applied to brushless DC motor and control method |
12/23/2009 | CN100574079C Inverter, its drive method, light emitting device and liquid crystal television using the same |
12/23/2009 | CN100574078C Power supply device |
12/23/2009 | CN100574077C Power circuit |
12/23/2009 | CN100574076C Alternating-current voltage output apparatus |
12/23/2009 | CN100574063C Crowbar circuit, Inverter protector, method for controlling and protecting inverter bridge |
12/23/2009 | CN100574047C Semiconductor integrated circuit and non-contact electronic device using the same |
12/23/2009 | CN100573400C 3-phase solar converter circuit and method |
12/23/2009 | CA2722436A1 Single switch high efficiency power supply |
12/22/2009 | US7636249 Rectifier circuit |
12/17/2009 | WO2009150969A1 Vehicle, and vehicle controlling method |
12/17/2009 | WO2009150837A1 Electrostatic atomizer |
12/17/2009 | WO2009149755A1 A plant for transmitting electric power |
12/17/2009 | WO2009149743A1 A voltage source converter |
12/17/2009 | WO2009149742A1 A plant for transmiitting electric power |
12/17/2009 | WO2009015066A3 Modular vehicle power system |
12/17/2009 | US20090310394 Direct-current power supply apparatus |
12/17/2009 | US20090310393 Motion Activated Amplifier |
12/17/2009 | US20090310392 power converter |
12/17/2009 | US20090310390 Electrical power source, operational method of the same, inverter and operational method of the same |
12/17/2009 | US20090310384 AC-DC input adapter |
12/17/2009 | US20090309446 Electric arc welding system powered by permanent magnet electric generator |
12/17/2009 | DE112008000446T5 Halbleitermodule und Wechselrichtervorrichtung Semiconductor modules and inverter device |
12/17/2009 | DE102008032317A1 Power supply device for control electronics of converter, has switching unit switching reversibly between primary circuits of transformer according to voltage, such that one of primary circuit is activated |
12/17/2009 | DE102006012164B4 Schaltungsanordnung zur Erzeugung einer Wechselspannung oder eines Wechselstroms Circuit arrangement for generating an AC voltage or an alternating current |
12/17/2009 | CA2727370A1 A plant for transmitting electric power |
12/17/2009 | CA2727192A1 A plant for transmitting electric power |
12/17/2009 | CA2727112A1 A voltage source converter |
12/16/2009 | EP2133986A1 Power supply device |