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**Anna University Question Paper Code : 71631**

**M.E. DEGREE EXAMINATION, JUNE/JULY 2013.**

**First Semester**

**Power Electronics and Drives**

**PE 9213/PE 913/10233 PE 104 — ANALYSIS OF INVERTERS**

**(Common to M.E. Power Systems Engineering)**

**(Regulation 2009 / 2010)**

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**PART A — (10 x 2 = 20 marks)**

1. Compare Half Bridge and Full Bridge Inverters.

2. What are the types of voltage control methods in Inverters?

3. What is the ratio between third harmonic content to the fundamental in the line voltage of three phase Voltage Source Inverters?

4. Mention the advantages of Space Vector Modulation.

5. Why is converter grade SCRs is used in CSI?

6. Draw the equivalent circuit of single Phase ASCI for any one half cycle.

7. Give the different types of Multi level Inverters.

8. Mention the applications of multi level inverter.

9. What is the value of fundamental input voltage under quasi square wave control?

10. What is the need for modifications in series inverter?

## 3 Comments

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