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 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
Patents for H02P 5 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors (4,788)
02/2004
02/12/2004US20040027105 Drive apparatus for PWM control of two inductive loads with reduced generation of electrical noise
02/12/2004US20040027087 Pulse count motor control device
02/12/2004US20040027078 Gas turbine engine starter generator with multiple windings on each exciter stator pole
02/12/2004US20040027077 Gas turbine engine starter generator with switchable exciter stator windings
02/12/2004DE10232717A1 Fan control circuit for vehicle cooling fan, has additional power switch for turning on electrical drives in fan device that are supplied by energy storage device or on-board electrical system
02/11/2004EP1388732A1 Method for determining the moment of inertia of an electromotive drive system
02/05/2004US20040021435 DC brushless motor control apparatus
02/04/2004EP1387482A2 DC Brushless motor control apparatus
02/04/2004CN1472537A Motor turning speed determining circuit and motor driver
02/03/2004US6686712 Motor network control system
02/03/2004US6684788 Rotary press control apparatus and method capable of controlling operation in a power failure
02/03/2004CA2164305C Displacement machine with electronic motor synchronization
01/2004
01/29/2004DE10229319A1 Verfahren zum Steuern eines oszillierenden Elektormotors eines elektrischen Kleingeräts A method for controlling an oscillating Elektormotors of a small electric device
01/28/2004EP1243067A4 High performance brush motor drive in conjunction with lost cost sr motor drive
01/22/2004US20040012350 Circuit arrangement for the actuation of an electric-motor drive, in particular a pump drive, in a large domestic appliance
01/22/2004DE20317792U1 Control system e.g. for electromechanical actuator drives of winding system, includes directional actuator with direction assigned via actuator drives supply voltage
01/22/2004DE10225857A1 Chirurgisches Motorensystem Surgical Motor System
01/21/2004CN1469212A Printing machine and method for driving cooling fan of printer
01/21/2004CN1469183A Motor driving device
01/15/2004US20040007996 Motor rotation rate detecting circuit and motor driving device
01/14/2004CN1467909A Control system and method for operating environment quick adaptive electric motor
01/14/2004CN1134359C System for controlling electric motors used for propulsion of transport trolley
01/08/2004WO2004004112A1 Method for controlling an oscillating electric motor of a small electrical appliance
01/07/2004EP1378052A1 Redundant direct drive with electro-kinetic energy buffering
01/02/2004EP1376842A1 Motor driving controller.
01/01/2004US20040000886 Printer and method of driving cooling fan of printer
12/2003
12/31/2003WO2004001952A1 Elevator control device
12/31/2003WO2004001946A1 Motor control device
12/25/2003US20030235060 Motor driving controller
12/25/2003US20030233887 Machine constant estimation device
12/24/2003CN1462914A Servo controller
12/18/2003US20030231879 Motor driving apparatus
12/18/2003DE20315398U1 Schaltvorrichtung für elektrisch betriebene Fahrzeuge Switching means for electrically powered vehicles
12/11/2003WO2003029623A3 An electrical control circuit and method
12/10/2003CN2591863Y Slip motor speed-regulating electronic automatic controller for rotary drill
12/09/2003US6659726 Variable speed control of multiple motors
12/04/2003US20030223768 Belt apparatus and image forming apparatus
12/04/2003US20030223738 Method and system for solid state DC crane control
12/04/2003US20030222615 Servo control device
12/03/2003CN1459526A Controller of sizing machine using servo-motor
12/02/2003US6657406 Soft start control method for a motor-driven actuator
11/2003
11/30/2003CA2398459A1 Method and system for solid state dc crane control
11/27/2003WO2003097410A1 Controller and controlling method of side mirror of automobile
11/27/2003US20030219239 Control circuitry for controlling rotational speed of a DC motor
11/25/2003US6653804 Method and apparatus for controlling a bucket hoist using a flux vector AC drive
11/12/2003EP1361487A2 Apparatus and method for motor control
11/11/2003US6646401 Method and apparatus for automatic allocation of a motor sensor to a power section within an electrical drive system
11/11/2003US6646396 Apparatus for motor synchronization
11/06/2003US20030206993 Formed by cooling to brittleness; grinding to powder; mixing with supplement; granulation; and forming tablets
10/2003
10/30/2003US20030201905 Modular functional block for an electronic control system
10/30/2003US20030201741 Method for controlling heat dissipation of electronic device
10/30/2003US20030201738 Power tools
10/23/2003WO2003087634A1 Motor, especially a gear motor or a selector motor of a transmission actuating system, and method for detecting the moving direction of a motor
10/23/2003US20030197384 Engine starting system
10/22/2003EP1355062A2 Starting device
10/22/2003EP1154921B1 Electric disc brake caliper controls
10/22/2003EP0993698B1 Method and device for the decentralised operation or construction of a precise angle synchro-control system in a multi-motor drive system
10/16/2003WO2003085818A1 Converter system, method and converter
10/16/2003US20030193253 Driving method and system for electrical rotating machine having two rotors using compound current
10/09/2003WO2003084032A1 Electrical rotating machine having two rotors driven by means of compound current
10/09/2003WO2003083611A2 Modular functional block for a field oriented control system
10/09/2003WO2003047083A3 Control device
10/08/2003EP1351377A2 Driving method and system for electrical rotating machine having two rotors using compound current
10/08/2003EP1351374A2 Drive of an electric machine with two rotors
10/08/2003EP1350665A2 Control apparatus and method for at least one electrical rotating machine using compound current
10/08/2003CN2579077Y Paired motor driving synchronous controller of electric vehicle with mixed power
10/07/2003US6630806 System for controlling a rotary device
10/07/2003US6630804 Driving apparatus, power output apparatus, and control method
10/02/2003US20030184250 Motor drive, motor drive control method, and component attaching device
10/02/2003US20030184245 Drive of rotary electric machine
10/02/2003US20030184243 Control apparatus and method for at least one electrical rotating machine using compound current
10/01/2003CN1445922A Speed search device of induction motor and its method
10/01/2003CN1445921A Conversion equipment for controlling AC motor
09/2003
09/25/2003WO2003079533A1 Control constant adjusting apparatus
09/24/2003EP1346620A1 Fan protection
09/23/2003US6625524 Hybrid vehicle control apparatus and control method
09/23/2003US6624601 Control device for plurality of rotating electrical machines
09/18/2003WO2003077412A1 Clean power powerbus variable frequency drive system
09/18/2003US20030174614 Control device for optical disc player
09/18/2003US20030173930 Rotation speed search apparatus for induction motor and method thereof
09/18/2003CA2481576A1 Clean common powerbus variable frequency drive system
09/17/2003EP1345312A2 Inverter device for ac motor control
09/17/2003CN1442948A 参数设定装置 Parameter setting means
09/10/2003EP1341684A2 Electric driver circuit and method
09/10/2003CN1441993A Control for two or more DC motors, in particular actuators for adjustment of furniture
09/04/2003WO2003072388A1 Sequenced pulse width modulation method and apparatus for controlling and powering a plurality of direct current motors
09/03/2003EP1341297A2 Control circuit for an electromotive drive, in particular a pump drive in a house appliance
09/03/2003EP1340307A1 Closed loop clutch/brake control
09/02/2003US6614194 Motor fan control apparatus
08/2003
08/28/2003WO2003071671A1 Drive system
08/28/2003US20030160586 Sequenced pulse width modulation method and apparatus for controlling and powering a plurality of direct current motors
08/27/2003EP1339160A1 Current controlling method and apparatus for electric rotating machine
08/21/2003US20030155876 Current controlling method and apparatus for electric rotating machine
08/21/2003US20030155875 Circuit arrangement for the actuation of an electric-motor drive, in particular a pump drive, in a large domestic appliance
08/21/2003US20030155874 Reduction of interference currents in a group of synchronized, variable speed electric drives
08/19/2003US6609035 Adaptive motion controller
08/07/2003WO2003065565A1 Rotational speed control system, rotatingly driving system, air blow system, clean bench, and outdoor unit of air conditioner
08/07/2003US20030146728 Devices for position-controlled stopping of rotating components with position-controlled drive mechanisms in the case of voltage loss
07/2003
07/31/2003US20030140643 Drive apparatus for cooling fan motor for use in vehicle
07/30/2003EP1330864A2 Xyz-axes table
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