| Patents for H02P 27 - Arrangements or methods for the control of ac-motors characterised by the kind of supply voltage (13,284) |
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| 01/30/2008 | EP1883156A2 Motor driving apparatus |
| 01/30/2008 | EP1881910A2 Load drive apparatus and motored vehicle having the same mounted thereon |
| 01/30/2008 | CN201013618Y Medium-power multiple blower fans parallel connection type scene complementary water lifting system |
| 01/30/2008 | CN101114808A Variable frequency speed regulator |
| 01/30/2008 | CN101114807A Motor driving apparatus |
| 01/30/2008 | CN101113793A Frequency conversion type intelligent type valve actuator |
| 01/24/2008 | WO2008010595A1 Rotary electric device control device, rotary electric device control method, and rotary electric device control program |
| 01/24/2008 | US20080018296 Motor control device |
| 01/24/2008 | US20080018292 System And Method For Starting A Wound Rotor Motor |
| 01/24/2008 | US20080018290 Mechatronic integration of motor drive and E-machine, especially smart-E-motor |
| 01/24/2008 | US20080018278 Motor and drive control device therefor |
| 01/24/2008 | US20080018277 Motor and drive control device therefor |
| 01/24/2008 | DE102007026012A1 Electric drive controlling device for printing material processing machine, has electronic control unit calculating electric energy required by electric drive as function of motion profiles of electric drive |
| 01/24/2008 | DE102006027716B3 Ansteuerung mit Wechselrichtern bei geringen Schaltverlusten Control with inverters at low switching losses |
| 01/24/2008 | DE10120639B4 Steuersystem für einen Permanentmagnetmotor A control system for a permanent magnet motor |
| 01/23/2008 | EP1881596A1 Motor drive system control device and electric vehicle using the same |
| 01/23/2008 | EP1881595A1 Motor control device |
| 01/23/2008 | CN101111990A Control device for variable speed alternating current motor |
| 01/23/2008 | CN101110564A Air conditioner with plurality of indoor units and its control method |
| 01/23/2008 | CN101110563A One with many air conditioner |
| 01/23/2008 | CN101110562A Air conditioner with plurality of indoor units and its operating control method |
| 01/23/2008 | CN101110543A Compressor and its control method |
| 01/23/2008 | CN100364228C Generated power control system |
| 01/23/2008 | CN100364225C Sensorless motor driving device and its driving method |
| 01/23/2008 | CN100364223C Power supply system and air conditioning device |
| 01/17/2008 | US20080012521 Servomotor Current Control Method And Servomotor |
| 01/16/2008 | CN201007962Y Electric tools speed regulation switch |
| 01/16/2008 | CN201004976Y Ice-cream machine the noise of which can be reduced |
| 01/16/2008 | CN101106353A Device for the controlled power consumption of electric drives in machinery |
| 01/16/2008 | CN100362737C Rotor angle estimation for permanent magnet synchronous motor drive |
| 01/10/2008 | WO2008004418A1 Vehicle power output device and its control method |
| 01/10/2008 | WO2008004417A1 Sensorless control apparatus of synchronous machine |
| 01/10/2008 | WO2008004316A1 Vector control apparatus for induction motor, vector control method for induction motor, and drive control apparatus for induction motor |
| 01/10/2008 | WO2008004294A1 Induction motor vector control device, induction motor vector control method, and induction motor drive control device |
| 01/10/2008 | US20080009979 Device for the controlled power consumption of electric drives in machinery and machine including the device for processing printing material |
| 01/10/2008 | US20080007199 Controller and control method of permanent magnet type rotary motor |
| 01/10/2008 | US20080007198 Control apparatus for ac rotary machine |
| 01/10/2008 | US20080007197 Inverter-driven rotating machine system, rotating machine and inverter used in the same and electric vehicle using the same |
| 01/10/2008 | US20080007196 Apparatus and method for driving an induction motor |
| 01/10/2008 | US20080007190 Motor control apparatus and on-vehicle motor drive system |
| 01/09/2008 | EP1876699A2 Method for controlling brake chopper, brake chopper and frequency converter |
| 01/09/2008 | CN201004616Y A differential speed control device for dual frequency converter |
| 01/09/2008 | CN101102067A Synchronization motor and its speed adjustment of DC armature three-phase AC excitation |
| 01/09/2008 | CN101102047A An integrated power-saving protection control system |
| 01/09/2008 | CN101102046A An integrated power-saving protection control system |
| 01/09/2008 | CN101102045A An integrated power-saving protection control system |
| 01/09/2008 | CN101102044A An integrated power-saving protection control system |
| 01/09/2008 | CN101101003A Mine single lane tunneling aeration machine integrated control system |
| 01/09/2008 | CN101101001A Fan system and its switch control device |
| 01/08/2008 | US7317295 Electric motor driving system, electric four-wheel drive vehicle, and hybrid vehicle |
| 01/08/2008 | US7317292 AC motor control method and control device |
| 01/03/2008 | WO2008001949A1 Motor drive device |
| 01/03/2008 | WO2008001615A1 Electric motor driving device |
| 01/03/2008 | WO2008001572A1 Inverter control device and its operation method |
| 01/03/2008 | WO2008001445A1 Ac rotating machine controller |
| 01/02/2008 | EP1282938B1 Motor energisation control circuit |
| 01/02/2008 | CN201001098Y Optimized energy-saving controller for combination type pumping unit |
| 01/02/2008 | CN201001027Y Autocontrol protective equipment of frequency converter for intelligent electricity-saving equipment |
| 01/02/2008 | CN101098122A Method for driving synchronous machine to operation using power source type frequency converter |
| 01/02/2008 | CN101098110A Inverter-driven rotating machine system, rotating machine and inverter used in the same and electric vehicle using the same |
| 01/02/2008 | CN100359799C Converter controller and its control method |
| 01/02/2008 | CN100359798C Method for controlling doubly-fed machine |
| 01/02/2008 | CN100359797C Method for operating flexible powering frequency changing regulating speed control apparatus of direct control oil pumping unit |
| 01/02/2008 | CN100359796C Control system of electric machine for dynamic changing wavecurve of electric machine energized current |
| 01/02/2008 | CN100359794C Motor controller |
| 01/02/2008 | CN100359175C Linear compressor driving device, medium and information assembly |
| 01/01/2008 | US7315147 Motor and motor drive system |
| 12/27/2007 | WO2007148726A1 Inverter control method |
| 12/27/2007 | WO2007148521A1 Motorized vehicle |
| 12/27/2007 | US20070296375 Control method for motor and controller for motor |
| 12/27/2007 | CA2654392A1 Electrically powered vehicle |
| 12/26/2007 | EP1871003A1 Motor drive and compressor drive |
| 12/26/2007 | EP1692757B8 Device for power adjustment by phase control and method for reduction of harmonic waves |
| 12/26/2007 | CN200997584Y Controller of ventilating fan |
| 12/26/2007 | CN101093975A Speed control device for electric motor |
| 12/26/2007 | CN101093962A AC frequency conversion device in large power of traction system of coal cutter |
| 12/26/2007 | CN101093033A Frequency conversion type intellective electromotion unit for valve |
| 12/26/2007 | CN100358236C Digital intelligent control system of adopting low voltage converter to realize medium-voltage motor speed regulation |
| 12/26/2007 | CN100358229C Rotation drive device and rotation drive method |
| 12/25/2007 | US7312592 Adaptive system for optimizing excitation current waveform profiles for electric motors |
| 12/21/2007 | WO2007146754A1 Apparatus and method to provide reduced fan noise at startup |
| 12/20/2007 | US20070290652 A Method For Controlling A Cycle-Skipping Control System Including Computer Readable Code And Controller For Performing Such Method |
| 12/20/2007 | US20070290651 Solar power control using irradiance |
| 12/20/2007 | US20070290650 Motor Control Unit And Vehicle Equipped Therewith |
| 12/20/2007 | US20070290647 Motor controller |
| 12/19/2007 | CN200994116Y Current feedback differential amplifying-sampling circuit and air conditioner with same |
| 12/19/2007 | CN200993455Y Vehicular DC variable frequency air conditioner control circuit |
| 12/19/2007 | CN101091025A 作业机械 Operating machinery |
| 12/19/2007 | CN101090255A Air conditioner frequency conversion control circuit |
| 12/19/2007 | CN101090254A Power factor compensation method of frequency conversion air conditioner |
| 12/19/2007 | CN101090253A Control unit of air-conditioning compressor |
| 12/19/2007 | CN101090246A Three-in-one AC servo driver |
| 12/19/2007 | CN101089270A Driving apparatus for loom |
| 12/19/2007 | CN100356685C Electric motor controller of textile machine |
| 12/19/2007 | CN100356682C Method and system for intelligent fan speed control |
| 12/18/2007 | US7310475 Motor driving apparatus |
| 12/18/2007 | US7310001 Current sensing method and current sensing device, power conversion device using this current sensing device, and vehicle using this power conversion device |
| 12/18/2007 | US7309973 Mitigation of harmonic currents and conservation of power in non-linear load systems |
| 12/18/2007 | US7309968 Motor control circuit and associated full bridge switching arrangement |
| 12/13/2007 | WO2007142009A1 Power conversion apparatus and compressor |