Method and System for Early Detection of Abnormalities in Motor Ball Bearings

NONLINEAR AND ADAPTIVE ALTERNATING-CURRENT SERVO ELECTRIC MOTOR ANGULAR POSITION CONTROL METHOD AND SYSTEM

ADAPTIVE CONTROL METHOD FOR ELECTRIC MOTOR LOAD, AND OUTDOOR OPERATION VEHICLE

Motor Control Apparatus and Motor Control Method

CURRENT SENSING AND MOTOR CONTROL

MEASUREMENT ASSISTANCE DEVICE

METHOD FOR CONTROLLING INDUCTION MOTOR, DEVICE, EQUIPMENT, AND STORAGE MEDIUM

CONTROLLER CIRCUIT FOR MOTOR

MEASUREMENT AND CONTROL METHOD, DEVICE, AND ELECTRONIC EQUIPMENT FOR MOTOR CURRENT AND SPEED

CURRENT CONTROL METHOD AND MOTOR CONTROL CIRCUIT

METHOD FOR FLYING-STARTING SENSORLESS VECTOR-CONTROLLED PERMANENT MAGNET SYNCHRONOUS MOTOR

MOTOR CONTROL DEVICE

MOTOR DRIVE CONTROL DEVICE, MOTOR UNIT, AND MOTOR DRIVE CONTROL METHOD

MOTOR CONTROL DEVICE AND MOTOR CONTROL METHOD

Method for adaptively adjusting PWM duty cycle, circuit and motor driving system

ABNORMALITY DIAGNOSIS DEVICE AND ABNORMALITY DIAGNOSIS METHOD

Split-phase protection of generators

Method for modulating torque ripple and/or radial force of a three-phase current operated electric machine

Electric motor drive device

Door motion controller with accelerometer compensation

CURRENT REGULATION IN AIR CONDITIONING SYSTEMS

Current control method and motor control circuit

Method and apparatus for quasi-sensorless adaptive control of switched reluctance motor drives

Servo DC power supply system and motor control device

Motor controller

Controller of stepping motor, control method of stepping motor, and stepping motor drive controlling system

Distributed control architecture for motor drives

Pulse pattern generation device

Method based on motor stall protection and motor stall protection apparatus

Motor control method and device, and frequency conversion controller

Fail-safe function for a permanent magnet synchronous motor

Speed contant control and power constant control of a permanent magnet synchronous motor

Method for starting a synchronous motor

Monitoring device for a slipform paver for monitoring the compaction of concrete and a method for monitoring the compaction of concrete during operation of a slipform paver

Motor control device and motor control method

Apparatus for quasi-sensorless adaptive control of switched reluct ange motor drives

DETERMINING AN ELECTRICAL CURRENT FLOWING IN ONE OF A PLURALITY OF ELECTRIC MOTORS

Reagent bottle cleaning device

Controller of stepping motor, control method of stepping motor, and stepping motor drive controlling system

Actuator driving device

Power conversion device and server

Feedforward control of permanent magnet synchronous motor drive under current sensing failure

Homing mechanism for automated footwear platform

Starting method and apparatus for permanent magnet synchronous motor, power system, and unmanned aerial vehicle

Pump control system and abnormal processing and recovering method thereof

Apparatus for quasi-sensorless adaptive control of switched reluctance motor drives

Motor driving apparatus

Brake control system and method of fault detection

Method for controlling a synchronous machine and control device for a synchronous machine

Synchronous electrical power distribution system

Method of controlling electric oil pump

Current sensor fault mitigation for steering systems with permanent magnet DC drives

Motor drive assembly

Parameter determination supporting device

Method and apparatus for quasi-sensorless adaptive control of switched reluctance motor drives

Method of controlling constant current of brushless DC motor and controller of brushless DC motor using the same

Control apparatus and method for sensing overcurrent of DC motor of vehicle

Control device of AC rotating electrical machine

METHOD OF AND SYSTEM FOR EVACUATING FLUID IN A SEA VESSEL

Starting method and apparatus for permanent magnet synchronous motor, power system, and unmanned aerial vehicle

Motor control device and motor controlling method

Method of controlling a brushless permanent-magnet motor

Control unit and electric power steering device employing control unit

Synchronous electrical power distribution system

Power convertor, controller, and method for changing carrier frequency

Independent pathways for detecting fault condition in electric motor

Power conversion device and motor drive device including power conversion device

Independent pathways for detecting fault condition in electric motor

Method and device for controlling an inverter

Device and method for controlling electric motor according to sensed offset current values

Engine control for a synchronous motor

Motor control apparatus

Motor control apparatus

Control device for servomotor

Control device for AC motor

Inverter control system

Rotation control apparatus and method and disk driving apparatus using the same

Motor control device

Vibration welding system

MOTOR DRIVING DEVICE, AND CONTROL METHOD OF MOTOR DRIVING DEVICE

Electric-power conversion apparatus

Vibration welding system

Motor drive device, and compressor and refrigerator using same

Motor current detecting device and air conditioning apparatus

Brushless DC motor control system

Method and apparatus for determining a field current in brushless electrical machines

Current detecting device, air conditioning apparatus, correction constant calculating system and correction constant calculating method

Method of controlling an automatic door system

Motor driving apparatus and control method thereof

Motor driving device, and control method of motor driving device

Control device for automatic transmission

Electric motor control device and drive unit

Electric motor drive systems, motor vehicles, and methods of phase current regulation

Method for measuring a motor current

Apparatus and method for controlling inverter

Method and device for controlling motor, and image forming apparatus

Vehicle mirror device

Current sensor having shunt resistor and clamper diode for motor control

Motor controller

Load driving device and electrical apparatus using the same

MOTOR AND DRIVE CONTROL DEVICE THEREFOR

Motor and drive control device therefor

Electric motor drive control system and control method thereof

Apparatus and method for detecting phase currents of inverter

Motor control apparatus

Motor driving device and electric power steering apparatus

Converter for powering electric motor

Motor controller and control method thereof, and error detecting apparatus of inverter

Drive method for brushless motor and drive control apparatus therefor

Drive method for brushless motor and drive control apparatus therefor

Motor and drive control device therefor

Motor current reconstruction via DC bus current measurement

Origin offset calculation method of rotational position detecting device of electric motor and motor control device using the calculation method

Method and device for the sensor reduced regulation of a permanent magnet excited synchronous machine

Motor current reconstruction via DC bus current measurement

Measurement and control method, device, and electronic equipment for motor current and speed

Motor rotation control method and device

Control system for vehicle doors

Fault tolerant phase current measurement for motor control systems