1. Power Semiconductor Systems I
Author: Ales Havel
Phone: 5937
Office: EA333
Web:
Power Semiconductor Systems I

2. Presentation contents
Main types of converters
AC-DC converters
DC-DC converters
DC-AC converters
Voltage inverters
Single phase inverters
Three phase inverters
Current inverters
AC-AC converters

3. Power converters
A power semiconductor converter is an electrical device for converting electrical energy.

4. Single phase voltage inverters

5. Single phase voltage inverters

6. Single phase voltage inverters

7. Three phase voltage inverters

8. Three phase voltage inverters

9. Example
The three phase inverter is supplied from the DC-link voltage Ud = 540V. Calculate the RMS value of the output phase and line voltages, if the control angle is Ψ = 180°.
Solution:
phase voltage
line voltage:
conclusion:

10. Thank You for your attention