Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
01/2011
01/20/2011CA2767867A1 Smart and scalable power inverters
01/19/2011EP2276165A1 Plastic processing machine and method for operating the same
01/19/2011EP2276162A1 Method and control system for controlling a brushless electric motor
01/19/2011EP2274827A1 Method for operating a converter circuit, and apparatus for carrying out the method
01/19/2011EP2274826A1 An arrangement for voltage conversion
01/19/2011EP2274825A1 Power supply device
01/19/2011EP2274824A2 Method and apparatus for resetting silicon controlled rectifiers in a hybrid bridge
01/19/2011CN201717802U Reverse connection protection inverter circuit
01/19/2011CN201717801U On-vehicle air-conditioner power supply device
01/19/2011CN201717800U Power supply device for ultra-large power silicon carbide smelting furnace and silicon carbide smelting device
01/19/2011CN201717799U Gas shielded submerged arc weld digital power supply system with double ARM control
01/19/2011CN201717798U Liquid crystal display screen standby intelligent control circuit
01/19/2011CN201717797U Contraviriant and multipurpose plasma cutting input voltage automatic switch circuit of arc welding machine
01/19/2011CN201717796U Wide voltage switch state converting circuit
01/19/2011CN201717795U High-frequency natural zero-potential soft switching transformer
01/19/2011CN201717794U Capacitor voltage reducing circuit using impedance input filter
01/19/2011CN201717793U Power switch circuit for welding machine
01/19/2011CN201717792U Energy taking power supply of overhead line
01/19/2011CN201717791U Anti-explosion intrinsically-safe power supply with function of man-machine interaction
01/19/2011CN201717790U High-power direct-current switch power source
01/19/2011CN201717733U Magnetoelectric machine with electrostatic generator
01/19/2011CN201717454U Socket board with alternating current power module and direct current power module
01/19/2011CN201717253U Rectifier diode assembling structure of automobile rectifier
01/19/2011CN201711640U Inverter multifunctional arc welding machine plasma cutting input voltage switching circuit
01/19/2011CN1913312B Switch regulating circuit, method for regulating energy transformation and power supply
01/19/2011CN1799189B Multiphase simultaneous switching preventing circuit and PWM inverter
01/19/2011CN1720655B A converter and a method for controlling a converter
01/19/2011CN101953062A Power converter
01/19/2011CN101951722A Energy-saving type emergency lighting distribution box
01/19/2011CN101951219A Power converter for electric rotating machine
01/19/2011CN101951218A Single-phase bridge rectifying power generation circuit of electric excitation double-salient motor
01/19/2011CN101951186A Soft switching three-phase gird-connected inverter additionally provided with freewheeling path
01/19/2011CN101951185A Method for controlling dual buck grid-connected inverter
01/19/2011CN101951184A Power inverter
01/19/2011CN101951183A Integrated solar-wind efficient intelligent hybrid inverter power supply device
01/19/2011CN101951182A Voltage compensation method of pulse width modulation output based on voltage equivalent
01/19/2011CN101951181A Integrated magnetic double-end converter
01/19/2011CN101951180A DC content detection and control circuit for output side of synchronized inverter
01/19/2011CN101951179A Synchronous rectification circuit and synchronous rectification method
01/19/2011CN101951178A Method used for balancing three phases of direct current side voltages of chain power regulating device
01/19/2011CN101951177A Switching power supply system and switching power supply control circuit
01/19/2011CN101951176A Plasma power supply chopper
01/19/2011CN101951175A Flyback synchronous rectification control circuit
01/19/2011CN101951174A Constant-frequency direct power control method for PWM converter under condition of power grid voltage imbalance
01/19/2011CN101951173A Double six-pulse wave bridge arm parallel current source for use in DC transmission thyristor valve service test
01/19/2011CN101951172A Thousands of ampere stage switch rectifying power supply system
01/19/2011CN101951171A Transforming device
01/19/2011CN101951170A Centrally connected power supply system of LED display screen
01/19/2011CN101951163A Single-phase alternating current converter for alternating current link
01/19/2011CN101951148A Low-voltage inversion superconductive transmission and distribution method of multi-DC voltage grades
01/19/2011CN101951135A Flyback switching power supply and over-current protection method thereof
01/19/2011CN101951131A Power module of high-power traction converter
01/19/2011CN101951007A Intelligent wall-mounted adaptor and charger
01/19/2011CN101950986A Wind power station synchronization inverter for high-frequency sine wave modulation
01/19/2011CN101950660A Active photoelectric current transformer power-supplied by ultrasonic wave
01/19/2011CN101950659A Active photoelectric current transformer using pneumatic and inductive hybrid energy supply
01/19/2011CN101949101A Control system of steel curtain production line
01/19/2011CN101557116B Environment-friendly and energy-saving DC power station
01/19/2011CN101552467B Method for supplying power for high-power server equipment
01/19/2011CN101494424B Control method for tri-level inverter
01/19/2011CN101490841B Cooling device and vehicle with the same
01/19/2011CN101478230B Passive soft on-off circuit used for inversion bridge
01/19/2011CN101383565B Wave flexibly controlled high-frequency soft switching square wave inverting power source
01/19/2011CN101364780B Method and apparatus for controlling electric motor
01/19/2011CN101345491B Frequency conversion multi-phase voltage regulator and its control method
01/19/2011CN101249801B Automobile auxiliary current transformer
01/19/2011CN101242147B Multi-path output power supply
01/19/2011CN101065706B 可动机构 Movable means
01/18/2011USRE42039 DC to AC inverter with single-switch bipolar boost circuit
01/18/2011US7872888 Electric power conversion system
01/18/2011US7872886 Quasi-parallel voltage regulator
01/18/2011US7872885 Power level balance of frequency converters connected in parallel
01/16/2011CA2710080A1 Power supply for charging high energy capacitor
01/13/2011WO2011005941A2 Method and apparatus for single-path control and monitoring of an h-bridge
01/13/2011WO2011004931A1 Multi ac input-single dc output converter and inverter control device and inverter system using same
01/13/2011WO2011004671A1 Inverter device relay-connecting member
01/13/2011WO2011004450A1 Power conversion device
01/13/2011WO2011004406A1 Solid-state inductive converter
01/13/2011WO2011003435A1 An arrangement and a method for monitoring the status of dc-side reactors in an hvdc transmission
01/13/2011WO2011003301A1 Digital control type power converter for cooking utensils
01/13/2011WO2011003178A1 Novel pulsed power supply for plasma electrolytic deposition and other processes
01/13/2011US20110007537 Method and apparatus for single-path control and monitoring of an H-bridge
01/13/2011US20110007536 Device for driving inverter
01/13/2011US20110007535 Method and apparatus for converting ac power to dc power
01/13/2011US20110007534 Soft switching power electronic transformer
01/13/2011US20110007533 Power factor correction circuit
01/13/2011US20110006609 Photovoltaic power system
01/13/2011US20110006604 Current-sharing supply circuit for driving multiple sets of dc loads
01/13/2011CA2804426A1 Solid-state inductive converter
01/13/2011CA2767628A1 Method and apparatus for single-path control and monitoring of an h-bridge
01/13/2011CA2766956A1 Power converter
01/13/2011CA2708001A1 System and method for combining the outputs of multiple, disparate types of power sources
01/12/2011EP2273862A1 Unit with power circuit mounted therein, and motor drive apparatus
01/12/2011EP2273664A1 PWM control device and driving method thereof
01/12/2011EP2273663A1 Device for converting a direct input voltage to an alternating output voltage, and control method of a switch for such a device
01/12/2011EP2273662A1 Power conversion device
01/12/2011EP2273661A1 Converter control method
01/12/2011EP2151043B1 Integrated water current connection for motor drive
01/12/2011EP1219000B1 Control of series-resonant inductive pickups
01/12/2011CN201708976U Driving circuit capable of realizing double-channel or even-channel or odd-channel LED precise constant current