Patents for H02M 7 - Conversion of ac power input into dc power output; Conversion of dc power input into ac power output (46,189)
02/2013
02/20/2013CN202750022U Series-parallel conversion transformer using microprocessor to control capacitors
02/20/2013CN202750021U Converter for converting alternating current into direct current
02/20/2013CN202750020U Constant-current intrinsically safe power supply
02/20/2013CN202750019U Static reactive generator power unit structure
02/20/2013CN202750013U Transformer-free 12-V direct-current power supply
02/20/2013CN202749900U Singe-phase inverter for emergency power supply
02/20/2013CN202749894U Emergency power supply capable of indicating undervoltage of storage battery
02/20/2013CN202749820U H-bridge cascaded SVG power unit circuit
02/20/2013CN202748454U Test equipment
02/20/2013CN202747393U Full-solid-state high energy electric ignition device
02/20/2013CN202741914U Intermediate-frequency-inversion direct-current welding power supply
02/20/2013CN102939169A Electrostatic painting apparatus and electrostatic painting method
02/20/2013CN102938620A Single-stage three-phase cascade voltage-type quasi-impedance source inverter with large step-up ratio
02/20/2013CN102938619A 极性切换电路 Polarity switching circuit
02/20/2013CN102938618A AC-DC (alternating current-direct current) regulator with high-precision constant current output function
02/20/2013CN102938617A Alternating current-direct current power converter
02/20/2013CN102938566A Control method for Z source type two-switch grid-connected inverter
02/20/2013CN102170238B AC (alternating-current) rectifying circuit with PFC (power factor correction) function
02/20/2013CN101982935B Control device and method for one time side adjustment of power supply converter
02/20/2013CN101895209B Power supply circuit and method thereof
02/20/2013CN101834526B Power conversion circuit and portable power supply device applicable thereto
02/20/2013CN101834520B Scanning type backlight driving device and liquid crystal display device using same
02/20/2013CN101789707B Load balancing of parallel connected inverter modules
02/19/2013US8380377 Method for controlling cooling of power converter for hybrid electric vehicle
02/19/2013US8379423 Power factor correction circuit and driving method thereof
02/19/2013US8379421 Power factor correction converter with parallel-connected converter sections
02/19/2013US8379418 Power converter start-up circuit
02/18/2013CA2786457A1 Power supply control system
02/14/2013WO2013020250A1 Solar inverter
02/14/2013US20130039108 Capacitor discharger for power conversion system
02/14/2013US20130039107 Discharge circuit for capacitor
02/14/2013US20130039106 Controllers for Static Energy Supply Units
02/14/2013US20130039105 Filter circuit for a multi-phase ac input
02/14/2013US20130039103 Power-converting apparatus having improved electro-thermal characteristics
02/14/2013US20130039102 Voltage boosting device and voltage boosting circuit
02/14/2013US20130039096 Renewable energy output monitoring
02/14/2013US20130038143 System and method with zero power standby mode for controlling an electric apparatus
02/14/2013DE102012107122A1 Inverter circuit for use in e.g. single-phase inverter to convert electrical energy of photovoltaic generator into alternating current power supply, has controller clocking switches of inverter sub circuits to form alternating current
02/14/2013DE102011109773A1 Verfahren und Schaltung für den mehrphasigen Betrieb eines Elektromotors Method and circuit for the multi-phase operation of an electric motor
02/14/2013CA2840230A1 A controller for a voltage converter
02/13/2013EP2557677A1 Ac-dc converter device
02/13/2013EP2557676A1 Converter device with an air cooling system
02/13/2013EP2556586A1 Modularised converter for hvdc and statcom
02/13/2013EP2556585A1 Hybrid hvdc converter
02/13/2013EP2556584A1 Static electric power converter
02/13/2013CN202738195U Long?life LED fluorescent lamp power supply realizing high?power?factors
02/13/2013CN202737781U Photovoltaic inverter
02/13/2013CN202737780U Driving circuit of H bridge inversion circuit
02/13/2013CN202737779U Vehicular inverter
02/13/2013CN202737778U Variable-power 400W inverter
02/13/2013CN202737777U Inverter with storage battery under-voltage acousto-optic directives
02/13/2013CN202737776U 90-degree phase shift DC/AC two-way converter
02/13/2013CN202737775U Novel two-level type alternative current photovoltaic module
02/13/2013CN202737774U Inverter heat dissipation device of external inductor
02/13/2013CN202737773U Mating power supply
02/13/2013CN202737772U Low-voltage direct-current power supply of electronic transformer
02/13/2013CN202737771U Switching power supply circuit and switching power supply
02/13/2013CN202737770U Switch power supply with high-power factor and controller of the same
02/13/2013CN202737769U High-voltage line suspension electricity-taking apparatus
02/13/2013CN202737768U Voltage-stabilizing power supply adapting commercial power wide range change
02/13/2013CN202737767U Stabilized power supply with lightning strike resistance
02/13/2013CN202737766U Large power adjustable direct current voltage stabilization power supply
02/13/2013CN202737765U LED power supply
02/13/2013CN202737764U Three-phase L-C constant-current-source high-voltage power source
02/13/2013CN202737763U Series-connection voltage tapping circuit
02/13/2013CN202737762U DSP-based DC charging power supply system for electric automobile
02/13/2013CN202737761U Switching power supply circuit for pool
02/13/2013CN202737760U High-voltage switch cabinet test power supply
02/13/2013CN202737759U Mining explosion-proof and intrinsic safe type stabilized voltage power supply
02/13/2013CN202737758U Chip voltage conversion system used for measuring pulse waves
02/13/2013CN202737757U Regeneration load energy system in alternating current to direct current and direct current to alternating current power supply conversion system
02/13/2013CN202737756U Anti-disturbance controller for rectifying device in direct-drive permanent magnetism synchronization wind power generation system
02/13/2013CN202737755U Inverter heat dissipation device of built-in inductor
02/13/2013CN202737730U IGBT (insulated gate bipolar transistor) driving circuit and three-phase half-bridge inverter driving circuit
02/13/2013CN202737569U Single-phase interactive type EPS power source
02/13/2013CN202737484U DSP-based energy-feedback electronic load grid-connected inversion system
02/13/2013CN202736915U Rectifier bridge structure
02/13/2013CN202736914U Three-phase rectifier bridge
02/13/2013CN202736415U Full-color advertising board with three flip screens for outdoor application
02/13/2013CN202736272U Wireless transceiving module and inversion system thereof
02/13/2013CN202725331U Parallel high frequency rectifier transformer for electrostatic precipitation
02/13/2013CN1949645B 能量回馈功率单元 Regenerative power unit
02/13/2013CN102934349A Double module for modular multi-stage converter
02/13/2013CN102934348A 电子电路 Electronic circuit
02/13/2013CN102934347A Method for the operation of electrostatic precipitators
02/13/2013CN102934346A Inverter for solar cell array
02/13/2013CN102934345A Precision switching for carrier based pwm
02/13/2013CN102934344A Control device for electric power converter
02/13/2013CN102934343A Shaft-driven generator system
02/13/2013CN102931909A Switchable conduction type two-phase alternating current variable-frequency motor driving circuit
02/13/2013CN102931866A Inverter assembly and inverter power supply
02/13/2013CN102931865A Method for controlling Z-source type two-switch alternating current inverter power supply
02/13/2013CN102931864A Method for voltage balance control of DC (direct current) buses of power units of cascade static var generator
02/13/2013CN102931863A Method for setting up modularized multi-level converter composite structure model
02/13/2013CN102931862A Direct-current/alternating-current conversion system and direct-current/alternating-current conversion circuit
02/13/2013CN102931861A High-efficiency multisource photovoltaic inverter
02/13/2013CN102931860A Sealed photovoltaic inversion unit cabinet
02/13/2013CN102931859A Inverter for vehicle
02/13/2013CN102931858A Three-phase rectifying circuit and control method and device thereof
02/13/2013CN102931857A Predictive control method of voltage-type PWM (pulse-width modulation) rectifier fixed-frequency model