Stepper motor

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This ppt contains introduction to stepper motor and its types and the mode of operation of the stepper motor. This ppt consists of mainly diagrams and few theory.

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Stepper motor

  1. 1. Stepper Motorhttp://amitbiswal.blogspot.com
  2. 2. Real ImagesUsed in Dot Matrix Printer Used in CD-ROM Drive http://amitbiswal.blogspot.com
  3. 3. Types of Stepper Motor• Variable Reluctance SM• Permanent Magnet SM• Hybrid SM http://amitbiswal.blogspot.com
  4. 4. Variable Reluctance Stepper MotorMODES OF OPERATION 1 Phase ON 2 Phase ON Half Step Operation Microstepping http://amitbiswal.blogspot.com
  5. 5. VRSM – 1 Phase ON Mode http://amitbiswal.blogspot.com
  6. 6. VRSM- 2 Phase ON Mode 2 stator energized simultaneously AB, BC, CA, AB Equilibrium position is in between http://amitbiswal.blogspot.com
  7. 7. VRSM – Half Step Operation http://amitbiswal.blogspot.com
  8. 8. VRSM- Microstepping• 2 phase ON mode• 2 unequal current• Very fine Resolution• Used for smooth low speed operation with high resolution http://amitbiswal.blogspot.com
  9. 9. Permanent Magnet Stepper Motor http://amitbiswal.blogspot.com
  10. 10. Hybrid Stepper Motor http://amitbiswal.blogspot.com
  11. 11. APPLICATION• Printers, Plotters• Robotics• Automotive• Commercial• Military• Medical Applications
  12. 12. THANK YOUReferences:Textbook of Electrical Technology, BL Theraja, AK Theraja; S Chand http://amitbiswal.blogspot.com

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