Patents for H02P 21 - Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation (7,114) |
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12/12/2001 | EP1161790A1 Method for controlling an electrical machine and an inverter |
12/12/2001 | CN1076142C Method for control speed of induction motor |
12/11/2001 | US6329781 Control apparatus of synchronous motors |
12/11/2001 | US6329776 Method and apparatus for switching an AC machine between a drive and a power supply |
12/11/2001 | CA2100672C Variable speed wind turbine |
12/06/2001 | US20010048283 Method and apparatus for controlling a synchronous motor |
12/06/2001 | DE10060368A1 Verfahren zum Steuern eines Asynchronmotors und Gerät zum Ausführen desselben Of the same method for controlling an asynchronous motor and apparatus for performing |
12/06/2001 | DE10055223A1 Method and device for detecting three-phase AC currents of two different frequencies uses two current detection sensors to detect multiple three-phase AC currents of different frequencies produced by coils in a dynamo machine |
12/04/2001 | US6326762 Method of braking a vector controlled induction machine, control device for carrying out the method and storage medium |
11/28/2001 | EP1158658A2 Control device and method for a wide speed range induction machine based upon flux estimation performed by means of a Luenberger state observer |
11/28/2001 | CN1075684C Speed-change controller forinduction motor |
11/27/2001 | US6321606 Apparatus for calculating torque generated by induction motor |
11/22/2001 | WO2001089076A1 Apparatus and method for optimally controlling flux in an ac motor |
11/22/2001 | US20010043048 Speed sensorless vector control apparatus |
11/21/2001 | CN1323461A Synchronous motor control device and method |
11/21/2001 | CN1075281C Variable speed controller for AC motor |
11/20/2001 | US6320349 Method of estimating field pole position of synchronous motor, motor controller, and electric vehicle |
11/14/2001 | CN1322397A Method for controlling current-regulated motor |
11/13/2001 | US6316905 Means and device for determining the angular velocity of a rotor of polyphase machine operated by field orientation without a transmitter |
11/13/2001 | US6316904 Speed and rotor time constant estimation for torque control of an induction motor |
11/06/2001 | US6313603 Method of regulating a rotary machine, and power supply circuit for such a machine |
11/06/2001 | US6313599 Method for controlling an inverter |
10/31/2001 | CN1319947A Vector controller without speed sensor |
10/25/2001 | DE10020136A1 Controlling and regulating drive without rotary sensor involves using revolution rate parameter generated from desired torque value instead of estimated revolution rate at low rates |
10/24/2001 | CN1319275A Motor controller |
10/24/2001 | CN1319179A Method and device for determining torque of induction machine |
10/23/2001 | US6307759 Control device for electric power translating device |
10/18/2001 | DE19951981A1 Driving controller for induction motor has observation devices that output deviation conditions based on which driving operation is controlled |
10/16/2001 | US6304052 Control system for a permanent magnet motor |
10/11/2001 | US20010028236 Speed control apparatus for synchronous reluctance motor |
10/09/2001 | US6301136 Floating flame controller |
10/09/2001 | US6300741 Speed controlling method for induction motor |
10/04/2001 | US20010026140 Control apparatus of induction motor |
10/04/2001 | DE10106404A1 Drehzahlregelungsvorrichtung für Synchronreluktanzmotor Speed control device for synchronous reluctance |
10/04/2001 | DE10014713A1 Verfahren zur Regelung eines Synchron- oder Asynchronmotors Method for controlling a synchronous or asynchronous motor |
09/27/2001 | US20010024100 Vector control method for synchronous reluctance motor |
09/27/2001 | DE10011295A1 Selective elimination method for removing parasitic zero frequency values in voltage correction range of polyphase machines |
09/26/2001 | EP1136921A1 Control method for a synchronous or asynchronous motor |
09/26/2001 | CN1314745A Vector control method for synchronous magneto-resistance motor |
09/26/2001 | CN1071955C Controller for motor |
09/20/2001 | DE10111795A1 Vector control of reluctance synchronous motor involves using cosine, sine estimates for intermediate angle of angles of in-phase/out-of-phase flux vectors as vector rotator rotation signals |
09/19/2001 | EP1134887A1 Frequency domain harmonic analysis methods and apparatus for electric machines |
09/13/2001 | DE10111352A1 Vector controller without speed sensor has current/flux processor, coordinate conversion arrangements, inverter for driving AC motor and motor speed estimation arrangement |
09/12/2001 | EP1133050A2 Method of estimating a rotor position of synchronous motor, method of controlling synchronous motor with no position sensor and a controller of synchronous motor |
09/12/2001 | CN1071068C Method for filed-oriented control of induction motor |
09/11/2001 | US6288515 System and method for controlling a surface-mounted permanent magnet synchronous machine drive over a wide speed range using a reference voltage |
09/06/2001 | US20010019251 Motor control device |
09/05/2001 | EP1130759A1 Motor controller |
08/30/2001 | US20010017529 Starting of synchronous machine without rotor position or speed measurement |
08/29/2001 | EP1128545A2 Speed controlling method for induction motor |
08/29/2001 | EP1128543A2 Synchronous motor-control apparatus and vehicle using the control apparatus |
08/28/2001 | US6281659 Induction motor drive and a parameter estimation method thereof |
08/16/2001 | EP1124323A2 Vector control for induction motor with slip control |
08/14/2001 | US6275000 Method of controlling an induction motor and apparatus for carrying out the same |
08/01/2001 | EP1120898A2 Method for controlling an inverter |
07/25/2001 | CN1305658A Method of minimizing errors in rotor angle estimate in synchronous machine |
07/19/2001 | US20010008371 Method for controlling an inverter |
07/18/2001 | EP1116014A1 Method and device for determining the torque of an induction machine |
07/12/2001 | DE19962690A1 Field-oriented regulation method for electrical drive |
07/11/2001 | EP1115196A2 Motor control device |
07/05/2001 | US20010006335 Control device for alternating current motor |
07/05/2001 | DE10065190A1 Motorsteuervorrichtung für ein elektrisches Servolenkungssystem Motor control apparatus for an electric power steering system |
07/03/2001 | US6255798 Control apparatus for electric vehicle |
06/28/2001 | US20010005121 Motor controller for electric power steering system |
06/27/2001 | EP1110301A1 Method for controlling a current-regulated motor |
06/26/2001 | US6252367 Servo controller |
06/20/2001 | EP1109308A2 Brushless machine control |
06/13/2001 | EP1107448A2 Motor control device |
06/13/2001 | CN1299184A Vector controller for induction motor |
06/07/2001 | WO2001041292A1 Method and apparatus for switching an ac machine between a drive and a power supply |
06/07/2001 | US20010002784 Motor control device |
06/05/2001 | US6242885 Method for estimating induced electromotive force and speed of induction motor, method for correcting misalignment of shaft thereof, and induction motor controller |
06/05/2001 | US6242884 Dual stator winding induction machine drive |
06/05/2001 | US6242882 Motor control apparatus |
05/29/2001 | US6239574 Minimum energy regulation system for an asynchronous motor by field oriented control |
05/23/2001 | CN1066297C Vector control method for motor and vector control veverse transformation device |
05/17/2001 | DE19833953C2 Verfahren zum Optimieren des Energieverbrauchs von dauermagneterregten Synchronmotoren im Teillastbereich und entsprechende Regelungsvorrichtung A method for optimizing the energy consumption of permanent magnet synchronous motors at partial load and corresponding control device |
05/16/2001 | EP1100191A2 Inverter control apparatus and method for controlling an inverter |
05/16/2001 | CN1065994C Control device for permanent magnet type synchro motor |
05/16/2001 | CN1065993C Power-supply switching-over system |
05/09/2001 | CN1294447A control system of induction motor |
05/09/2001 | CN1065691C Variable-speed control method and appts. for AC motor |
05/08/2001 | US6229719 Method of inverter control and apparatus of the same |
05/01/2001 | US6225774 Motor control method and motor control system |
04/24/2001 | US6222335 Method of controlling a voltage-fed induction machine |
04/24/2001 | US6222334 Regenerative braking system |
04/18/2001 | CN1292167A Motor controller |
04/18/2001 | CN1064790C Vector control method and vector control inverter of motor |
04/11/2001 | EP1089895A1 Method for regulating an electrical motor |
04/11/2001 | CN1064488C Current sensing circuit for pulse width modulated motor drive |
04/10/2001 | US6215260 Controlling movement of linear induction motor |
04/03/2001 | US6211634 Method and apparatus for initialization and operation of field-commutated motors and machines incorporating field-commutated motors |
04/03/2001 | US6211593 Synchronous motor with permanent magnet provided on magnetic pole end |
03/29/2001 | WO2001022570A1 Method of controlling ac motor and controller |
03/29/2001 | WO2001022568A1 Initial magnetic pole estimating device for ac synchronous motor |
03/28/2001 | EP1086525A1 Method of minimizing errors in rotor angle estimate in synchronous machine |
03/28/2001 | CN1063886C Method and apparatus for controlling motor |
03/27/2001 | CA2179776C Method and apparatus for transducerless flux, position and velocity estimation in drives for ac machines |
03/22/2001 | WO2001020767A1 Low ripple permanent magnet motor control |
03/22/2001 | WO2001020761A1 Method and system for controlling torque in permanent magnet brushless electric motors |