| Patents for H02M 1 - Details of apparatus for conversion (33,954) |
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| 09/04/2013 | CN203180749U Frequency converter with high efficiency heat radiation |
| 09/04/2013 | CN203180748U General frequency converter |
| 09/04/2013 | CN203180529U Active filtering compensation device possessing liquid cooling inversion unit |
| 09/04/2013 | CN103281882A Switching power supply protecting box |
| 09/04/2013 | CN103281880A Motor car traction auxiliary convertor box draining and exhausting device |
| 09/04/2013 | CN103281009A Novel control circuit for solar photovoltaic power generation and control method thereof |
| 09/04/2013 | CN103280997A Power-adjustable rectifying circuit |
| 09/04/2013 | CN103280996A Rectifying circuit of multi-charge-pump structure |
| 09/04/2013 | CN103280992A Three-phase six-port L-C constant-current source high-voltage power source |
| 09/04/2013 | CN103280983A Power source system of cable formation tester for oil well logging |
| 09/04/2013 | CN103280965A Power factor correction control circuit capable of reducing EMI |
| 09/04/2013 | CN103280964A Power factor correction circuit |
| 09/04/2013 | CN103280963A Power factor correction (PFC) control circuit for reducing conducting power consumption of power tube |
| 09/04/2013 | CN103280962A Short circuit recovery soft starting circuit |
| 09/04/2013 | CN103280961A UPQC starting control method based on MMC |
| 09/04/2013 | CN103280960A Current-limiting device and current-limiting method |
| 09/04/2013 | CN103280959A Synchronous rectifying circuit for switching power supply converter |
| 09/04/2013 | CN103280958A Filtration module of battery used in transformer substation environment temperature and humidity monitoring system |
| 09/04/2013 | CN103280957A Circuit for reducing ripple wave and inhibiting noise and for adjustable precise direct-current high-voltage source and control method |
| 09/04/2013 | CN103280956A Virtual vector optimizing and neutral-point potential balancing closed-loop control system of multilevel inverter |
| 09/04/2013 | CN103280955A Direct current side harmonic suspension system and method of double-inverted-star-shaped thyristor rectifying system |
| 09/04/2013 | CN103280954A Output end strengthening device for square wave variable-frequency power source |
| 09/04/2013 | CN103280953A Two-circuit power supplying module and two-circuit power supplying inverter |
| 09/04/2013 | CN103280952A Control system for modular multilevel converter and application method of control system |
| 09/04/2013 | CN103280951A Numerically controlled phase shift trigger device irrelevant to phase position of equipment power supply |
| 09/04/2013 | CN103280950A Intelligent power module for three-phase bridge type driving |
| 09/04/2013 | CN103280949A Intelligent power module for three-phase bridge type drive |
| 09/04/2013 | CN103280948A Impulse modulation magnetic separation drive circuit |
| 09/04/2013 | CN103280947A Ultra-high frequency ultra-high pressure water-proof self-cooling digital dedusting power supply |
| 09/04/2013 | CN103280832A Direct-drive wind power system for wind power plant |
| 09/04/2013 | CN102377324B Converter bridge arm suitable for high-voltage applications and application system thereof |
| 09/04/2013 | CN102324835B Insulated gate bipolar transistor (IGBT) driving circuit |
| 09/04/2013 | CN102315763B Intelligent power module having soft turn off function |
| 09/04/2013 | CN102130577B Window control circuit for power factor correction circuit |
| 09/04/2013 | CN102088245B Drive control device for an electric load |
| 09/04/2013 | CN102082495B Power supply unit provided with ac/dc input voltage detection and power supply system incorporating same |
| 09/04/2013 | CN102077451B 电力转换装置 The power conversion device |
| 09/04/2013 | CN101944849B Low-EMI booster circuit and device using same |
| 09/04/2013 | CN101882866B Power supply device capable of linearized frequency-hopping oscillation |
| 09/04/2013 | CN101714204B Multiplier and power factor correction controller with same |
| 09/03/2013 | CA2568657C Output power factor control of pulse-width modulated inverter |
| 08/29/2013 | WO2013098647A3 Resonant bi-directional dc-ac converter |
| 08/29/2013 | WO2013062686A3 Noise suppression circuit for power adapter |
| 08/29/2013 | WO2012161795A8 Lighting power circuit with peak current limiter for emi filter |
| 08/29/2013 | US20130223119 Boost pfc controller |
| 08/29/2013 | US20130223118 System and Method for Reducing an Input Current Ripple in a Boost Converter |
| 08/29/2013 | US20130223112 Converter circuit |
| 08/29/2013 | DE112011103932T5 Zentrifuge und Leistungssteuerungseinrichtung Centrifuge and power control device |
| 08/29/2013 | DE102012202869A1 Ansteuervorrichtung und Ansteuerverfahren einer aktiven Snubberschaltung für einen Gleichspannungswandler Driving device and driving method of an active snubber circuit for a DC-DC converter |
| 08/28/2013 | EP2632037A2 Control circuit for power converter, conversion system and controlling method thereof |
| 08/28/2013 | EP2632036A1 Small size power supply |
| 08/28/2013 | EP2630728A1 Switch used in programmable gain amplifilier and programmable gain amplifilier |
| 08/28/2013 | CN203166818U Half-conversion control device of mining electric shovel motor magnetic field |
| 08/28/2013 | CN203166814U Main power circuit of switch reluctance motor controller |
| 08/28/2013 | CN203166795U A soft starting sinusoidal inverter |
| 08/28/2013 | CN203166786U Twelve-pulse rectification device |
| 08/28/2013 | CN203166775U Outdoor power supply apparatus |
| 08/28/2013 | CN203166770U High voltage frequency converter having overvoltage protection function |
| 08/28/2013 | CN203166763U Balanced power supply |
| 08/28/2013 | CN203166760U Primary side power factor correction driver circuit with dimming capability |
| 08/28/2013 | CN203166759U A soft starting circuit of a converter power loop circuit |
| 08/28/2013 | CN203166758U Remote turn-off control signal receiving circuit |
| 08/28/2013 | CN203166757U Magnetic-resonance starting up and shutdown system |
| 08/28/2013 | CN203166756U Pulse transformer leakage inductor energy absorption circuit |
| 08/28/2013 | CN203166755U Regulated power supply with overvoltage prevention function |
| 08/28/2013 | CN203166754U Switching circuit and inverter |
| 08/28/2013 | CN203166753U Active lightning-protection protective simplified power supply |
| 08/28/2013 | CN203166752U Work power supply operation platform |
| 08/28/2013 | CN203166751U Control device of multi-phase frequency converter |
| 08/28/2013 | CN203166750U Control board circuit for coal mine explosion-proof frequency converter |
| 08/28/2013 | CN203166749U Control circuit of frequency converter interface board |
| 08/28/2013 | CN203166748U Four-quadrant explosion-proof frequency converter control cabinet for coal mines |
| 08/28/2013 | CN203166747U Connecting device used for convertor station high-voltage capacitor and high-voltage side loop tubular bus |
| 08/28/2013 | CN203166746U Water purifier with water circulation cooling structure |
| 08/28/2013 | CN203166745U Pre-charging resistor protection device capable of being rapidly assembled |
| 08/28/2013 | CN203166744U Power source supply module |
| 08/28/2013 | CN203166743U Power module |
| 08/28/2013 | CN203166742U High-voltage frequency conversion apparatus |
| 08/28/2013 | CN203166741U Parallel IGBT switch set |
| 08/28/2013 | CN203166740U Vertical switching power supply |
| 08/28/2013 | CN203166739U Dual-display frequency converter |
| 08/28/2013 | CN203166738U Dual-display frequency converter |
| 08/28/2013 | CN203166737U High voltage frequency converter having under-voltage protection function |
| 08/28/2013 | CN203166736U Remotely controllable high voltage frequency converter |
| 08/28/2013 | CN203166735U High voltage frequency converter capable of automatically diagnosing and recording faults |
| 08/28/2013 | CN203166734U High voltage frequency converter capable of manual-automatic integrated bypass control |
| 08/28/2013 | CN203166733U 风电变流器模组单元及风电变流器结构 Wind power converter module unit and wind power converter structure |
| 08/28/2013 | CN203166705U Rectifier bridge assembly of automobile generator |
| 08/28/2013 | CN103270684A Power converter device for driving solid state lighting load |
| 08/28/2013 | CN103270679A Ac/dc power converter with improved power factor and improved thdi |
| 08/28/2013 | CN103270678A Switching power converter input voltage approximate zero crossing determination |
| 08/28/2013 | CN103270425A Power supply appliance and power supply system with an appliance such as this |
| 08/28/2013 | CN103269172A Modular multi-level inverter bridge arm asymmetric control method |
| 08/28/2013 | CN103269171A Large-power cascading diode H bridge unit power factor rectifier |
| 08/28/2013 | CN103269164A Primary side constant current controlled quasi single-stage high power factor circuit and device |
| 08/28/2013 | CN103269162A Quasi-single-stage high power factor constant current circuit and device |
| 08/28/2013 | CN103269156A Power-factor correction device based on SOPC |
| 08/28/2013 | CN103269155A Discharging control method and system of cascaded and topological power unit |
| 08/28/2013 | CN103269154A Direct current bus capacitor automatic discharge circuit for power electronic equipment |
| 08/28/2013 | CN103269153A Inhibition method for transient current overshoot of three-phase PWM (Pulse-Width Modulation) rectifier |