| 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) |
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| 03/26/2014 | CN203504376U Low rotating speed multispeed three-phase asynchronous motor |
| 03/26/2014 | CN103688463A 流量控制致动器 The flow control actuator |
| 03/26/2014 | CN103688461A Method and device for controlling an electric motor propulsion unit with decoupled controls |
| 03/26/2014 | CN103684204A System and method for implementing a remedial electrical short |
| 03/26/2014 | CN103684197A All concentrated winding type asynchronous and synchronous pole-changing speed-adjusting motor |
| 03/26/2014 | CN103684196A Permanent magnet synchronous motor driving system capable of switching winding |
| 03/26/2014 | CN103684195A Mining vehicle |
| 03/26/2014 | CN103684194A Asynchronous-induction linear motor and method for driving asynchronous-induction linear motor |
| 03/26/2014 | CN103684189A Electric machine torque capability determination |
| 03/26/2014 | CN103684185A Method and system for controlling power-assisted motor for electric power-assisted steering system |
| 03/26/2014 | CN103684182A Parameter identification method of permanent magnet synchronous motor |
| 03/26/2014 | CN103684168A Electric motor mode control |
| 03/26/2014 | CN103661422A Constructive method of intelligent thrust controller system of linear motor |
| 03/26/2014 | CN102292909B Energy converter |
| 03/26/2014 | CN102195540B Motor driving device |
| 03/21/2014 | CA2790645A1 Method and apparatus for improving output of a multi-winding motor |
| 03/20/2014 | DE102013212698A1 Antriebssteuervorrichtung und Antriebssteuerverfahren A drive control apparatus and drive control method |
| 03/20/2014 | DE10044029B4 Steueranordnung eines AC-Jalousienmotors oder eines AC-Rohrmotors Control system of an AC motor blinds or an AC tubular motor |
| 03/19/2014 | CN203491946U Control circuit for drive motor of rotary machine |
| 03/19/2014 | CN103650326A Method and apparatus for angle estimation in a synchronous machine |
| 03/19/2014 | CN103650325A Electronic commutation method in direct current electric motors |
| 03/19/2014 | CN103650324A Method for actuating a multi-phase machine |
| 03/19/2014 | CN103647497A Permanent magnet motor control circuit and permanent magnet motor |
| 03/19/2014 | CN103647496A Steady-state and dynamic characteristic equivalent circuit of single-sided liner induction motor for traffic actuation |
| 03/19/2014 | CN103647495A Wound type motor stator and rotor mutual inductance parameter identification method |
| 03/19/2014 | CN103647493A H infinite-rotation-speed estimation method for permanent-magnet synchronous motor |
| 03/19/2014 | CN102142808B Drive control circuit for linear vibration motor |
| 03/18/2014 | US8674648 Single switch controlled switched reluctance machine |
| 03/13/2014 | US20140071545 Control device, actuator including control device, image blur correction device, interchangeable lens, image pickup apparatus, and automatic stage |
| 03/13/2014 | US20140070754 Mining Vehicle |
| 03/13/2014 | US20140070750 Hybrid Motor |
| 03/12/2014 | EP2705972A1 Mining vehicle |
| 03/12/2014 | EP2705600A1 Method and apparatus for controlling pulse-width modulation in an electric motor |
| 03/12/2014 | CN203482136U Adjustable motor converter |
| 03/12/2014 | CN203482135U MOSFET power driving circuit of switched reluctance motor winding |
| 03/12/2014 | CN203482134U Frequency conversion control system for glove knitting machine |
| 03/12/2014 | CN203482133U IGBT type cascade speed regulation system |
| 03/12/2014 | CN203481834U Controlling apparatus for improving power factor of three-phase asynchronous alternating-current motor |
| 03/12/2014 | CN102315819B Torque motor driving device for wire cut electrical discharge machines |
| 03/12/2014 | CN102171923B 线性同步电机控制装置 Linear synchronous motor control device |
| 03/06/2014 | WO2014035181A1 Reciprocating compressor and method for driving same |
| 03/06/2014 | US20140062379 Switched reluctance motors and excitation control methods for the same |
| 03/06/2014 | US20140062375 Control apparatus for three-phase rotary machine |
| 03/05/2014 | EP2704314A2 Current controlled actuator driver with improved accuracy at low current |
| 03/05/2014 | EP2704297A1 DC electrical machines |
| 03/05/2014 | EP2703539A1 A method for controlling an asynchronous motor of a laundry treating machine and a laundry treating machine |
| 03/05/2014 | CN103618493A Single-winding single-phase AC motor control module |
| 02/28/2014 | CA2824610A1 Fan motor |
| 02/27/2014 | WO2013124031A3 Starter for the compressor of a refrigerated centrifuge |
| 02/27/2014 | US20140055062 Switching apparatus for two-phase srm and control method thereof |
| 02/27/2014 | DE102012214975A1 Verfahren und Vorrichtung zum Regeln eines Elektromotors einer Handwerkzeugmaschine Method and apparatus for controlling an electric motor of a portable power tool |
| 02/26/2014 | EP2701302A2 Amethod and apparatus for controlling vibration intensity according to situation awareness in electronic device |
| 02/26/2014 | CN203457097U Control circuit of spiral conveyer motor |
| 02/26/2014 | CN203457096U Dust collector controller with harmonic wave suppression |
| 02/26/2014 | CN203457095U Variable frequency controller used to control torque motor |
| 02/26/2014 | CN103609015A Synchronous machine with switching element in the excitation circuit |
| 02/26/2014 | CN103607161A IGBT cascade speed regulation system, control method and control system thereof |
| 02/25/2014 | US8659248 Drive device for electric power conversion circuit |
| 02/21/2014 | CA2787418A1 System and method for managing a multiphase motor in an electric automotive vehicle |
| 02/20/2014 | DE10158994B4 Motortyp mit variabler Spulenwicklungszahl und Verfahren zur Veränderung der Spulenwicklungsanzahl zum Regeln einer Kühl- und Heizkapazität eines Kolbenverdichters Type of engine with variable coil winding number and method of changing the coil winding number for controlling a cooling and heating of a reciprocating compressor |
| 02/19/2014 | EP2697904A1 Electrical apparatus and control system |
| 02/19/2014 | CN203445828U Three-phase asynchronous motor synchronization operation control device |
| 02/19/2014 | CN203445593U Electric leakage safety protection circuit and electric scraper circuit |
| 02/19/2014 | CN103595331A Circulating water pump motor local control device of power plant large unit |
| 02/19/2014 | CN103595330A Thrust compensating system of double winding voice coil motor |
| 02/19/2014 | CN101981790B Linear motor unit and electronic component placing apparatus provided with the linear motor unit |
| 02/13/2014 | WO2014024636A1 Motor control device equipped with motor section and inverter section |
| 02/13/2014 | US20140042955 Safety System and Method for Pump and Motor |
| 02/13/2014 | US20140042953 Winding synchronous machine having a moving object including an inverter circuit, and method for controlling same |
| 02/13/2014 | US20140042952 Apparatus and method for preventing sensing error in srm |
| 02/12/2014 | EP2695292A2 Flow control actuator |
| 02/12/2014 | CN203434914U Double power supply double fan switch protection circuit |
| 02/12/2014 | CN203434913U Step speed-regulation device of miniature motor |
| 02/12/2014 | CN203434912U Large power permanent magnetic synchronous motor controller for pure electric automobile |
| 02/12/2014 | CN203434632U A power cabinet blower fan regulating and controlling apparatus based on a SVG device |
| 02/12/2014 | CN103580584A Redundancy medium voltage alternating current-direct current-alternating current frequency conversion device of duplex winding synchronous motor of mine hoist |
| 02/12/2014 | CN103580581A Electricity-saving appliance special for double control of large double-disk friction press |
| 02/12/2014 | CN103580572A Constant power control method and device, and constant power traction drive system |
| 02/11/2014 | US8648575 Electrical machine safety system |
| 02/06/2014 | WO2014022066A1 Hybrid closed loop speed control using open loop position for electric machines controls |
| 02/06/2014 | DE202014000067U1 Steuervorrichtung für Ventilatormotor Control device for fan motor |
| 02/05/2014 | EP2693616A1 Electric excitation permanent magnet switch, electric excitation permanent magnet switch reluctance motor and electric excitation method |
| 02/05/2014 | CN203423646U Switched reluctance motor speed regulator |
| 02/05/2014 | CN203423645U Switched reluctance motor control unit |
| 02/05/2014 | CN203423643U Sensor-less permanent-magnet synchronous motor direct drive device |
| 02/05/2014 | CN103563239A Design improvements for flux switching machines |
| 02/05/2014 | CN103560741A Redundant driver of switch reluctance motor |
| 02/05/2014 | CN103560740A Single phase alternating current voltage adjustment speed change fan |
| 02/05/2014 | CN103560735A Control method for electro-magnetic synchronous motor |
| 02/05/2014 | CN103560722A Permanent magnet linear synchronous motor control device and method |
| 02/05/2014 | CN103560631A Low-rotation speed multiple-speed three-phase asynchronous motor |
| 01/30/2014 | WO2014018261A1 Compensating hysteresis bands to hold specified switching frequency |
| 01/30/2014 | WO2013060575A3 System and method for controlling a synchronous motor |
| 01/30/2014 | US20140028031 Power transmission device |
| 01/29/2014 | EP2689526A2 Design improvements for flux switching machines |
| 01/29/2014 | CN203416211U Control apparatus of synchronous motor |
| 01/29/2014 | CN203415990U 1140V special intelligent control cabinet |
| 01/29/2014 | CN103546087A Non-frequency conversion capacitance speed regulation and winding connection circuit of asynchronous motor |
| 01/29/2014 | CN103546086A Single phase motor driving circuit technology |
| 01/29/2014 | CN103546082A Reversible dual power space vector inverter circuit and control method for single-phase asynchronous motor |