Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02P - Control or regulation of electric motors, generators, or dynamo-electric converters; Controlling transformers or reactors or choke coils › H02P 25 - Arrangements or methods for the control of ac-motors characterised by the kind of ac-motor or by structural details
Patents for H02P 25 - Arrangements or methods for the control of ac-motors characterised by the kind of ac-motor or by structural details (7,591)
12/2014
12/17/2014CN204031025U 永磁同步电机 PMSM
12/17/2014CN204031022U 无刷直流电机控制器/交流异步电机控制器的绝缘装置 Insulating means brushless DC motor controller / AC induction motor controller
12/17/2014CN104221260A 电机 Motor
12/17/2014CN104218863A 使用状态观测器确定同步电机中内部温度的方法和系统 Using a state observer to determine the internal temperature of the synchronous motor method and system
12/17/2014CN104218851A 三级式无刷起动/发电机交、直流混合励磁系统的拓扑结构及装置 Three Brushless Starter / Generator AC and DC excitation system topology and device
12/17/2014CN103095211B 油田专用多功率变频节能三相异步电动机 Oilfield dedicated multi-phase asynchronous motor power frequency energy
12/17/2014CN102449901B 在三相交换磁阻电机中在启动和低速处的位置估计 In a three-phase switching reluctance motor in position at the start and low estimates
12/16/2014US8914179 Power transmission device
12/16/2014US8912740 Actuator driver
12/16/2014US8912737 Linear actuator driving device
12/11/2014US20140361714 Linear vibration modules and linear-resonant vibration modules
12/10/2014CN204013313U 一种双绕组再生励磁开关磁阻电机 A dual excitation winding regenerative switched reluctance motor
12/10/2014CN104205611A 用于电动力学地制动通用马达的方法和装置 Electrodynamic braking generic method and apparatus for the motor
12/10/2014CN104205610A 用于电动力学地制动通用马达的方法和装置 Electrodynamic braking generic method and apparatus for the motor
12/10/2014CN104201968A 动力提供系统的控制方法、装置及系统 Powered system control method, apparatus and system
12/10/2014CN104201941A 一种基于非线性扩张状态观测器的永磁同步电机混沌控制方法 A permanent magnet synchronous motor based on the nonlinear ESO chaos control method
12/10/2014CN104200956A 一种三相变压器的风机调控系统及方法 A fan-control system and method for three-phase transformer
12/10/2014CN102882382B 以工频供电可以低于工频频率的磁通工作的电磁装置 To a commercial power supply can be less than the power frequency electromagnetic flux work unit
12/10/2014CN102868356B H桥驱动电路 H-bridge driver circuit
12/10/2014CN102549912B 线性电动机的驱动系统及控制方法 Linear motor drive system and control method
12/09/2014US8908336 Fault tolerant electrical machine
12/09/2014US8907606 Method and device for determining a rotor position of a synchronous machine
12/04/2014US20140354210 Control device and control method for vehicular power system
12/04/2014US20140354196 Motor controller
12/04/2014US20140354193 Driving apparatus for analyzing apparatus
12/04/2014US20140354192 Driving apparatus for analyzing apparatus
11/2014
11/27/2014US20140347903 Variable coil configuration system, apparatus and method
11/27/2014US20140346980 Sensorless position control of active-material actuators
11/25/2014US8896746 Driving circuit and method for voice coil motor with spring return
11/25/2014US8896241 Controlled motion system
11/25/2014US8896178 Synchronous electric motor drive system having slit windings
11/25/2014US8894380 Reciprocating compressor
11/20/2014US20140340789 Operational amplifier, motor drive device, magnetic disk storage device, and electronic appliance
11/20/2014US20140340783 Back electromotive force monitoring circuit, motor drive device, magnetic disk storage device, and electronic appliance
11/20/2014US20140340015 Brushless motor, external ac voltage source, and electric power steering device
11/20/2014US20140340006 Position Sensorless Step-Wise Freewheeling Control Method for Switched Reluctance Motor
11/20/2014US20140340003 System and method for controlling the stroke and operation at resonance frequency of a resonant linear motor
11/13/2014US20140333235 Vibrator motor speed determination in a mobile communications device
11/11/2014US8884570 Position control system
11/11/2014US8884557 Disconnection from mains using switches for power tools
11/06/2014US20140327382 Electric Ratchet For A Powered Screwdriver
11/04/2014US8878480 Synchronous motor drive system and synchronous motor
11/04/2014US8878467 Power factor correction drive circuit topologies and control for switched reluctance machines
11/04/2014US8878373 Variable electrical generator
10/2014
10/30/2014US20140320058 Linear conveyor, conveyance carriage, and drive control method for linear conveyor
10/30/2014US20140320046 Detectible indication of an electric motor vehicle standby mode
10/30/2014US20140320045 Circuits and methods for driving eccentric rotating mass motors
10/28/2014US8873193 Circuitry for controlling a voice coil motor
10/28/2014US8872449 Distributed-arrangement linear motor and control method of distributed-arrangement linear motor
10/21/2014US8868365 System and method of generating external parameter value for separately excited motor controller
10/21/2014US8866433 Switched reluctance initial rotor position estimation
10/16/2014US20140306625 Driving circuit for vibration motor and driving method for vibration motor
10/14/2014US8861059 Method and apparatus for controlling mirror motion in light scanning arrangements
10/14/2014US8860356 Variable magnetic flux motor drive system
10/14/2014US8860354 Control circuit for an electric motor having a power-supply control device
10/14/2014US8860338 Selection circuit with digital filter for VCM
10/09/2014WO2014162101A1 Device for controlling a polyphase inverter
10/09/2014US20140300992 Motor drive device, magnetic disk storage device, and electronic device
10/09/2014DE112012005152T5 Schaltstrategie für eine geschaltete Reluktanzmaschine Switching strategy for a switched reluctance machine
10/09/2014DE102014102423A1 Elektrischer Antrieb mit rekonfigurierbarer Wicklung Electric drive with reconfigurable winding
10/09/2014DE102013205969A1 Fahrzeug mit einer elektrischen Maschine mit zwei Spannungslagen und Verfahren zum Betreiben dieser Vehicle with an electrical machine having two voltage levels and methods of operating these
10/09/2014DE102013205869A1 Fahrzeug mit einer mehrphasigen Maschine Vehicle with a polyphase machine
10/08/2014EP2787632A1 Method and device for controlling a three-phase double rotary electric machine and corresponding rotary electric machine
10/07/2014US8853981 Driving apparatus for multiplex-winding motor
10/02/2014DE102013205413A1 Verfahren zum Betreiben einer Energieversorgungseinheit für ein Kraftfahrzeugbordnetz Method for operating a power supply unit for a motor vehicle electrical system
10/01/2014EP2784928A2 Motor control apparatus and magnetic-pole position estimating method
10/01/2014EP2783462A2 An actuator having a multiphase motor, and a method of controlling such an actuator
09/2014
09/30/2014US8847522 Reluctance motor with improved stator structure
09/25/2014WO2014147659A1 Field control device, field control method, and synchronous rotary machine using same
09/23/2014US8841872 Method and arrangement in connection with electric device system
09/23/2014US8841869 Motor for linear and rotary movement
09/18/2014WO2014140068A2 Method and device for operating an on-board power system
09/18/2014US20140265994 Dynamically Reconfigurable Motor and Generator Systems
09/18/2014US20140265950 Switched reluctance motor
09/18/2014US20140265944 Linear magnetic motor power generation system
09/17/2014EP2779432A1 Linear conveyor
09/17/2014EP2779417A2 Control method and device therefor
09/17/2014EP2779389A1 Linear conveyor, conveyance carriage, and drive control method for linear conveyor
09/17/2014EP2778022A2 System for reducing torque ripple in an electric motor
09/17/2014EP2777139A1 Method for controlling a double excitation synchronous rotating electric machine and corresponding rotating electric machine
09/16/2014US8836462 Modular reconfigurable polyphase power transformer
09/16/2014US8836257 Household appliance including a fan speed controller
09/16/2014US8836254 Control of an electrical machine
09/11/2014US20140253010 Control device for servomotor
09/11/2014US20140253009 Control apparatus for ac rotating machine and electrically-assisted power steering apparatus provided with the control apparatus
09/11/2014US20140252995 Motor controller
09/11/2014DE102013004218A1 Schaltungsanordnung zum Betrieb einer Reluktanzmaschine Circuit arrangement for operating a reluctance machine
09/10/2014EP2774266A2 Method and apparatus for operating an electronically commutated electrical machine in the event of a fault
09/10/2014EP2774264A2 System and method for controlling a synchronous motor
09/09/2014US8829843 Drive control circuit for linear vibration motor
09/09/2014US8829825 Active rectifier for vehicles
09/09/2014US8829746 Controller for an electric motor
09/02/2014US8823332 Fault tolerant electric drive system
09/02/2014US8823314 Energy saving system and method for devices with rotating or reciprocating masses
09/02/2014US8823312 Electric motor assembly, method for operating an electric motor, and motor control device
08/2014
08/28/2014WO2014128110A1 Controllable switch for a fuel dispenser
08/28/2014US20140239876 Electric drive with reconfigurable winding
08/28/2014US20140239869 Electrical System
08/28/2014US20140239855 Thrust ripple mapping system in a precision stage and method thereof
08/27/2014EP2770631A1 Controllable switch for a fuel dispenser
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