Download PTU B.Tech 2020 March EE 6th Sem Flexible Ac Transmission Systems Question Paper

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Roll No. HEEEEEEEEEE Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(EE) (2012 Onwards E-lI) (Sem.-6)
FLEXIBLE AC TRANSMISSION SYSTEMS

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INSTRUCTION TO CANDIDATES :

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1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

1. Answer the following in short :
   1. State objective of series compensation.

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   2. State how TCSC & TCR are duals of each other.
   3. State the objectives of voltage and phase angle regulators.
   4. What are the drawbacks of continuously controllable tap changer?
   5. What do you mean by a generalized FACTS controller?
   6. Why there is need of hybrid VAR generators?

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   7. What do you mean by carrier frequency?
   8. What is RI noise?
   9. What is the basic usage of STATCOM?
   10. What is the function of phase shifter?

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1|M- 71153 (S2)-2105

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SECTION-B

2. Describe the principle of operation of TCSC.
3. Describe basic operating principle of UPFC.
4. Describe reactive compensation technique.

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5. Describe principle of SVC.
6. Describe the FACTS controller.

SECTION-C

7. Compare STATCOM with SVS.
8. Explain with a neat sketch and waveforms the SSSC type of series controller.

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9. Explain the generalized technique for harmonic elimination.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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