Actuators and Small Machines

Lecturer:

Tutor:

Supervisor:

Department of Electric Drives and Traction

Synopsis:

Principles, basic theory and perfomance of the FHP motors for domestic equipments, handtools, drives in computers, automatic technique and other areas with multitude purposes. Universal motor, single-phase and two -phase induction motors, reluctance motors, synchronous motors with permanent magnet, piezoelectric motors etc

Requirements:

Specified attendance on the practice, own measurement documentation, established number of protocols delivery

Syllabus of lectures:

1. Utilization of permanent magnets on electric machines

2. Permanent magnet DC machines

3. Universal motor model und performances

4. Universal motor speed control and electromagnetical compatibility

5. Two.phase induction motor, capacitor determination for a single-phase supply

6. Two-phase induction servomotors

7. Shaded-pole motors

8. Selsyns, telemetric transformers, electric shaft

9. Synchronous reluctance motors

10. Brushless DC motors

11. Stepping motors and their power supply

12. Electric servomotor construction and performance

13. Ocsillating and linear motors, cluthes, brakes

14. Piezoelectric motors

Syllabus of tutorials:

All tasks are the laboratory measurement

1. Instruction on orgnisation, lab safety and lab equipment

2. Universal motor model parameter determination

3. Universal motor measurement

4. Parameter determination of two-phase induction servomotor model

5. Two-phase induction servomotor measurement

6. Measurement on a two-phase induction motor with capacitor

7. Stepping motor measurement

8. Transient process of a stepping motor

9. DC servomotor parameter determination

10. Transient process of a DC servomotor

11. Electrical shaft measurement

12. Oscillating motor measurement

13. PC simulation of DC brushless motors

14. Measurement corrections, student task evaluation

Study Objective:

Study materials:

1. Stölting, Beisse: Elektrische Kleinmaschinen, Stuttgart, 1987

2.Next literature will be specified by the lecturer

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans:

• Heavy-current Engineering - Electric Drives- structured studies (compulsory course)