Patents
Patents for H02P 6 - Arrangements for controlling synchronous motors or other dynamo-electric motors with electronic commutators in dependence on the rotor position; Electronic commutators therefor (19,185)
09/2000
09/21/2000DE19911809A1 Elektroantrieb mit einem aus einem Wechselrichter gespeisten Drehstrommotor Electric drive with a powered from a three-phase motor inverter
09/20/2000EP1037418A1 Electric drive mechanism with three-phase motor powered by a converter
09/20/2000EP1037375A2 Data interface module for motor control system
09/20/2000EP1037373A2 Command module for motor control system
09/20/2000CN1267405A Method for inferring initial pole position of permanent magnet brushless motor
09/20/2000CN1267128A Command module of motor control system
09/20/2000CN1267125A Data interface module for electric machine control system
09/20/2000CN1267118A Motor for generating vibration signal
09/20/2000CN1056711C Circuit for driving brushless sensorless motor
09/20/2000CN1056710C Electrical drive arrangement
09/19/2000US6121736 Control apparatus for motor, and motor unit having the control apparatus
09/13/2000EP1035633A1 Motor for generating vibrational signal
09/12/2000USRE36860 Brushless direct current motor
09/12/2000US6118932 Method and arrangement for a high voltage single-stage variable speed drive
09/12/2000US6118677 Motion control system having an auxiliary power supply
09/12/2000US6118244 Circuit arrangement for powering an electric motor
09/12/2000US6118241 Dynamic braking system for electric motors
09/06/2000CN1056253C Motor control apparatus for controlling direct current brushless motor with tap terminals
09/05/2000US6114827 Device for controlling a synchronous electric motor with a permanent magnet rotor
09/05/2000US6112535 Compressor including a motor and motor control in the compressor housing and method of manufacture
08/2000
08/30/2000EP1031182A2 Method and circuit for generating a pulse-width modulated actuating signal for a direct current actuator
08/29/2000US6111372 Sensorless motor driver
08/29/2000US6111333 Magnetic bearing, rotating machine mounting the same, and method for driving rotating machine
08/24/2000WO1999031794A3 A driving control system for electric motors
08/24/2000EP1044495A3 A driving control system for electric motors
08/23/2000CN2393268Y 智能电动机 Intelligent Motor
08/22/2000US6108488 Speed control system for repulsion motor
08/22/2000US6107763 Closed loop and open synchronization of the phase switchings in driving a DC motor
08/22/2000US6107760 Non-stop variable AC motor
08/22/2000CA2196821C Motor initialization method and apparatus
08/17/2000WO2000048289A1 Brushless motor and drive controller therefor
08/17/2000WO2000048047A1 Apparatus and method for controlling an electric assist steering system
08/16/2000EP1028521A2 Circuitry for determining actuator position
08/15/2000US6104566 Direct access storage device (DASD) with a variable spindle rotation speed
08/15/2000US6104152 Motor drive control
08/15/2000US6104150 Motor driving circuit
08/15/2000US6104113 Coil assembly for sensorless rotor angular position control of single phase permanent magnet motor
08/10/2000WO2000046912A2 Cross coupled motor gate drive
08/10/2000CA2326435A1 Cross coupled motor gate drive
08/09/2000EP1026820A1 Start-up procedure for brushless DC motors having position sensors with angular resolution lower than the resolution of the driving system
08/09/2000EP1026068A2 Improvements relating to electric power assisted steering systems
08/08/2000US6101112 IC output circuit based on a pulse width modulating system
08/08/2000US6100823 Single sensor position encoder providing two levels of resolution
08/08/2000US6100656 Start-up algorithm for a brushless sensorless motor
08/03/2000WO2000008744A9 Apparatus and method of regulating the speed of a dc brushless motor
08/03/2000WO1999041829A3 Constant-power brushless dc motor
08/02/2000EP1024589A1 Method and device for controlling brushless dc motor
08/02/2000CN2390346Y Drive unit for external rotor brushless DC motor
08/02/2000CN1261738A No sensor speed controlling method for high speed motor
08/01/2000US6097129 Electronically commutated motor
07/2000
07/26/2000EP1022841A2 Pump unit particularly for medical and food use
07/25/2000US6094026 Overtemperature warning cycle in operation of polyphase DC motors
07/25/2000US6094022 Low jitter zero crossing BEMF detector and motor incorporating the same
07/25/2000US6093011 Apparatus for manufacturing green bricks for the brick manufacturing industry
07/25/2000US6092994 Liquid delivery device, method of controlling such liquid delivery device, and liquid delivery pump
07/25/2000CA2190697C Blower motor with adjustable timing
07/20/2000WO2000042698A1 Brushless sensorless dc motor assembly with precisely controllable positioning
07/20/2000DE19900282A1 Rotating field machine for combined starter-generator drive for vehicle IC engine, has number of winding phases working in series reduced by change of basic clock sequence of connected converter half-bridge
07/19/2000EP1020987A1 Method and device for controlling position sensorless motor
07/19/2000EP1020985A1 Rotor position detection in switched reluctance machines
07/19/2000EP1020020A1 Method for the starting and steady-state supply of a permanent-magnet synchronous motor particularly for driving a hydraulic pump
07/19/2000EP1020019A1 Method and device for controlling a synchronous motor with permanent magnet
07/19/2000EP1020018A1 Motor control system
07/19/2000CN1260631A Detection for rotor position in magnetic resistance motor for switch
07/19/2000CN1054715C Method for starting permanent magnet synchronous motor with rotational position detector and motor controller
07/19/2000CN1054714C Process and circuit for controlling fans
07/18/2000US6091887 Method and apparatus for controlling a physical parameter
07/18/2000US6091222 Statistical phase detection and go start-up algorithm
07/18/2000US6091221 Motor driving apparatus for perfoming high-speed rotation by phase detection control
07/18/2000US6091216 Motor-driving circuit
07/18/2000US6091170 Starting of single-phase motors
07/13/2000WO2000041295A1 Device for driving a multi-phase d.c. motor
07/12/2000CN2387667Y D. C. brushless fan for indoor machine of air conditioner
07/12/2000CN1259794A Stator winding structure of switching type reductance motor
07/06/2000DE19860110A1 Verfahren zur Überwachung der Drehzahl eines Synchronmotors und Vorrichtung zur Überwachung der Drehzahl eines derartigen Motors A method for monitoring the speed of a synchronous motor and device for monitoring the rotational speed of such a motor
07/05/2000EP1017160A2 Method to commutate an electronic commutated brushless multi-phase permanent magnet motor
07/05/2000EP1017159A2 Control method of a single-phase or polyphase voltage/frequency converter controlled motor
07/05/2000EP1016208A1 Electronic control for a single-phase synchronous motor, single-phase synchronous motor and process for operating it
07/05/2000EP1016207A1 Process for starting an electronically switched direct current motor and a motor for carrying out such a process
07/05/2000EP0671028B1 A compressor control circuit
07/04/2000US6084398 Rate of rotation measurement using back-EMFS associated with windings of a brushless DC motor
07/04/2000US6084366 DC powered hand tools with automatic braking system
07/04/2000US6084364 Using different frequency clocks to clock counters of a driver circuit at spin-up and at regulation
06/2000
06/29/2000WO2000038186A1 Disk unit
06/29/2000DE19860448A1 Verfahren zur Kommutierung eines elektronisch kommutierten bürstenlosen Mehrphasen-Permanentmagnetmotors Method for commutation of an electronically commutated brushless polyphase permanent magnet motor
06/29/2000DE19860446A1 Verfahren zur Regelung eines spannungs-/frequenzumrichtergesteuerten Mehrphasen-Permanentmagnetmotors Method for regulating a voltage / frequency converter multiphase permanent magnet motor
06/28/2000EP1014556A1 Control of switched reluctance machines
06/28/2000EP1014555A2 Method for monitoring the speed of a synchronous motor and device for monitoring the speed of such a motor
06/28/2000EP1014554A2 Electrical angle detecting apparatus and method, and motor control apparatus
06/28/2000CN1258129A Control of switching reluctance electric machine
06/27/2000US6081093 Sensorless control method and apparatus of permanent magnet synchronous motor
06/27/2000US6081092 Driver circuit for a synchronous, alternating current electric motor
06/27/2000US6081091 Motor controller, integrated circuit, and method of controlling a motor
06/27/2000US6081089 Drive system
06/21/2000DE19960289A1 Fault detection system for brushless electric motor, e.g. for power-steering system; has fault detector constructed to measure fault by detecting excitation in electromagnet coil of either rotor or stator
06/20/2000US6078161 Current control apparatus in a switched reluctance motor
06/20/2000US6078154 Circuitry for determining actuator position
06/20/2000US6078152 Bidirectional E.C. motor and method of operating the motor
06/15/2000WO2000035074A1 Electronically commutated motor
06/14/2000EP1009096A2 Method and arrangement for a high voltage single-stage variable speed drive