Electric Devices for Electric Drives

Lecturer:

Tutor:

Supervisor:

Department of Electric Drives and Traction

Synopsis:

Typical strains of electrical apparatus applied in electric drives. Motor outlet protection. Applications of fuses, circuits breakers and contactors. Basic properties of protection devices. Over-voltage limiting elements. Interrupting of short circuit currents. Power circuit breakers. Planning and dimension design of switching installations.

Requirements:

Active measuring. Testing protocols, control test, working copy-book

Syllabus of lectures:

1. Typical aplications of switching and protection devices

2. Contactors timing elements, overcurrent relais

3. Fuses, motor protect breakers

4. Circuit breakers

5. Residual current devices

6. Over-voltage protection

7. Vacuum circuit breakers

8. Power circuit breakers

9. High voltage motor switching

10. Traction devices

11. Special switching systems

12. EIB and HES systems

13. Programmable devices

14. Planning and dimension design of switching installation

Syllabus of tutorials:

1. Introduction

2. Testing of circuit breaker

3. Hybrid devices

4. Current limiting devices

5. Over-voltage protection

6. AC contactor magnet on DC network

7. Characteristic of devices mechanism

8. Control test

9. Residual current devices

10. Characteristic of DC contactor magnet

11. New types of devices. Intelligent relais

12. Design of switching installation

13. Design of switching installation

14. Credit

Study Objective:

Study materials:

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 - Technological Systems- structured studies (compulsory elective course)
• Heavy-current Engineering - Electric Drives- structured studies (compulsory elective course)
• Heavy-current Engineering - Electroenergetics- structured studies (compulsory elective course)
• Heavy-current Engineering - Electrical Engineering Applications- structured studies (compulsory elective course)