Solid State Switching

The course is a substitute for:

Solid State Switching (D14BSP)

Lecturer:

Tutor:

Supervisor:

Department of Electric Drives and Traction

Synopsis:

Analysis of switching component principles and solid state (SS) switching circuits. Semiconductor switching elements and their control. Single and three-phase solid state switches, different configuration of switching elements. Voltage and current stress analysis of switching components. Solid state switch for DC circuits. Solid state switch over-current and over-voltage protection.

Requirements:

Active participation on solution of laboratory tasks, correct book-keeping of measurement documentation and results processing. Presentation of measurement reports.

Syllabus of lectures:

1. Solid state switch (SSS) and its place in electric system

2. Electronic components for SSS and their characteristics

3. Control circuits for electronic switching elements and their properties

4. Single-phase solid state switch with feedback, zero-switch

5. AC solid state switch with self-commutation circuit

6. Three-phase SSS, voltage and current stress of switching components

7. Protection circuits of SSS

8. AC SSS with initial and end interval of output voltage phase control (soft-starters)

9. AC SSS with cyclic-control

10. Circuits for phase and cyclic switch control

11. DC solid state switches

12. Operational characteristics of DC SSS

13. SSS using field effect transistors

14. Power switching modules, rules for application

Syllabus of tutorials:

1. Safety of laboratory works, laboratory rules, activation of first measurements

2. Static parameters measurement of SSS with current capacitor feedback

3. Dynamic parameters measurement of SSS with current capacitor feedback

4. Static parameters measurement of SSS with current inductive feedback

5. Dynamic parameters measurement of SSS with current inductive feedback

6. Static parameters measurement of SSS with current and voltage feedback

7. Dynamic parameters measurement of SSS with current and voltage feedback

8. „Zero switch“ static parameters measurement

9. „Zero switch“ dynamic parameters measurement, observation of the effects near zero level

10. Phase-controlled switch measurement, design and construction of control circuit

11. Phase-controlled switch, testing circuit activation and measurement

12. Measurement of AC solid state switch with self-commutation circuit

13. Switching-off process analysis

14. Correction measurements, 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 - Electroenergetics- structured studies (compulsory elective course)
• Heavy-current Engineering - Technological Systems- structured studies (compulsory elective course)
• Heavy-current Engineering - Electric Drives- structured studies (compulsory elective course)
• Heavy-current Engineering - Electrical Engineering Applications- structured studies (compulsory elective course)