Item No.: CO4204-7W

Course - Electric Machines 5: Stepper motors

Includes:

  • Experiment card with 2-phase stepper motor, 200 steps per revolution and Incremental disc
  • Driver circuit with 6 control inputs and power amplifier, integrated current regulation, optional switching to resistor current limiting
  • Overload and status display via LEDs
  • Storage case
  • Labsoft browser and course software

Course contents:

  • Introduction to customary applications of stepper motors
  • Introduction to the design and function of stepper motors: Permanent-magnet stepper motors, reluctance and hybrid stepper motors
  • Identifying the advantages and disadvantages of various stepper motors
  • Introduction to the various principles for controlling stepper motors (unipolar und bipolar)
  • Introduction to full-step and half-step operating modes
  • Experimental determination of step angle, maximum operating frequency and maximum start frequency
  • Investigation by measurement of control signals in half-step and full-step mode
  • Analysis of control signals when rotation is reversed
  • Introduction to various methods of current regulation for stepper motors
  • Experimental determination of the current regulation in use on the basis of control signals
  • Writing a program for positioning the stepper motor using relative or absolute positioning
  • Course duration: 3.5 h approx.