Electric Drives for Traction

The course is a substitute for:

Electric Drives for Traction (X14EPT)

Lecturer:

Tutor:

Supervisor:

Department of Electric Drives and Traction

Synopsis:

Traction resistance. Adhesion. Power for Traction. Traction motors used on locomotives and tram-cars. Tram-cars with resistance and chopper control. Converters for tramcars. Trolley-buses. Underground lines. Prague Metro. Electric Locomotives. Converters for Locomotives. DC, AC and Double System Locomotives. Locomotives with Induction motors. Examples of Trolley Locomotives Diesel Electric Locomotives.

Requirements:

Syllabus of lectures:

1. History of electrical traction. Classification of electric drives

2. Traction resistance. Adhesion

3. Traction motors used in electric traction. Tramcars

4. Tramcars with resistance and chopper control. Converters for tramcars

5. Tram-cars T3, KT8, TV6 and tramcars with induction motors

6. Trolley-buses, their usage and control

7. Underground lines. Prague Metro

8. DC locomotives. Resistance and chopper control. Converters

9. Locomotives Škoda E 499, 65 E, and 71 E. with pulse control

10. Locomotives supplied by the frequency 50 and 16+ 2/3 Hz

11. Locomotives with tap transformers, rectifiers and double system locomotives

12. Locomotives Škoda 73 E, Sub-urban units 471 with induction motors

13. Rangier locomotive Škoda E90 resp. Siemens S 252 with induction motors

14. Diesel electric locomotives

Syllabus of tutorials:

1. Introduction. Safety in lab. Organization of excursions. Measurement preparation

2. Physical and computer simulation of tramcar control

1. Excursion to ČKD Tatra Zličín, manufacturer of tramcar. Assembly

4. Excursion to ČKD Tatra Zličín, manufacturer of tramcar. Assembly

5. Physical and computer simulation. Calculation of haul forces, power and energy

6. Excursion to ČKD Trakce. Electric equipment for tramcars. Power part

7. Excursion to ČKD Trakce. Electric equipment for tramcars. Control part

8. Measurement of regeneration by the thyristor tramcar

9. Excursion to Prague Metro depo

10. Help and checking of haul forces, power and energy determination

11. Excursion to Prague locomotive depo

12. Measurement on a model of locomotive drive with induction motors

13. Excursion to ČKD Locomotive manufacturer

14. Measurement reparations Assessment

Study Objective:

Study materials:

1.Palík, F.: Entwicklungs ŠKODA Lokomotiven. Elektrische Bahnen, 1990

2.Volker, D. : The S252 Dual System AC Electric Locomotive with Three Phase Drive for Spanish Railways. Elektrische Bahnen, 1990

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans:

• Elektrické stroje, přístroje a pohony-inženýrský blok (compulsory elective course)
• Elektrické stroje, přístroje a pohony-inženýrský blok (compulsory elective course)