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1. According to the working power source classification According to the different working power source of the motor, can be divided into DC motor and AC motor. Among them, AC motors are also divided into single-phase motors and three-phase motors.
2. According to the structure and working principle of classification motor according to the structure and working principle can be divided into asynchronous motor and synchronous motor.
Synchronous motor can also be divided into permanent magnet synchronous motor, reluctance synchronous motor and hysteresis motor.
Asynchronous motors can be divided into induction motors and AC commutator motors. Induction motor is divided into three-phase asynchronous motor, single-phase asynchronous motor and shaded pole asynchronous motor. AC commutator motor is also divided into single-phase series-excited motor, AC and DC dual-use motor and push repulsion motor.
Direct current motor according to the structure and working principle can be divided into brushless DC motor and brush DC motor. Brush DC motor can be divided into permanent magnet DC motor and electromagnetic DC motor. Electromagnetic DC motors are divided into series-excited DC motors, parallel-excited DC motors, other-excited DC motors and compound-excited DC motors. Permanent magnet DC motor is divided into rare earth permanent magnet DC motor, ferrite permanent magnet DC motor and alnico permanent magnet DC motor.
3. according to the starting and operation mode classification motor according to the starting and operation mode can be divided into capacitor starting motor, capacitor qa motor, capacitor starting and running motor and split-phase motor.
4. Classification according to the use of electric motors can be divided into drive motors and control motors.
Drive motor is divided into power tools (including drilling, polishing, grinding, grooving, cutting, reaming and other tools) with electric motors, home appliances (including washing machines, electric fans, refrigerators, air conditioners, tape recorders, VCRs, video recorders, video disk players, vacuum cleaners, cameras, hair dryers, electric shavers, etc.) with electric motors and other general-purpose small machinery and equipment (including a variety of small machine tools, small machines, medical equipment, electronic instruments, etc.) with motors and other general-purpose small mechanical equipment (including a variety of small machine tools, small machines, medical equipment, electronic instruments, etc.).
Motor for small general-purpose machinery and equipment (including a variety of small machine tools, small machinery, medical equipment, electronic instruments, etc.)
Control motors are divided into stepper motors and servo motors.
5. According to the structure of the rotor classification motor according to the structure of the rotor can be divided into cage induction motor (the old standard called squirrel-cage asynchronous motor) and wire-wound rotor induction motor (the old standard called wire-wound asynchronous motor).
6. according to the operating speed classification motor according to the operating speed can be divided into high-speed motor, low-speed motor, constant speed motor, speed motor.
Low-speed motor is divided into gear motor, electromagnetic reduction motor, torque motor and claw pole synchronous motor.
Speed motor can be divided into step constant speed motor, stepless constant speed motor, step variable speed motor and infinitely variable speed motor, but also can be divided into electromagnetic speed motor, DC speed motor, PWM frequency conversion speed motor and switched reluctance speed motor.