B.TECH - Semester 8 hvdc and facts Question Paper 2019 (dec)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Expand FACTS. Indicate the benefits derived from FACTS technology.
- What limits the loading capability of transmission lines?
- Draw and explain the equivalent circuit of a line with shunt capacitor at the midpoint.
- Name the different shunt FACTS controllers. Draw their circuit configurations.
- Define Static VAR Compensator.
- Draw the configuration of a TCSC.
- Explain the principle of operation of a TCPAR.
- What do you mean by monopolar operation of a DC breaker?
- Point out any four disadvantages of DC transmission.
- What are the four areas in which DC transmission system finds application? $$ (10 \times 4=40 \text { Marks) } $$ Answer any two questions from each Module.
- How does series capacitor connected at the midpoint of a transmission line provide compensation?
- With respect to voltage regulation by reactive compensator, comment on the statement "A purely reactive compensator can eliminate supply-voltage variation caused by changes in both the real and reactive power of the load".
- What is load compensation? Discuss its objectives in power system.
- Differentiate between the operation of STATCOM and SSSC.
- With neat sketches elaborate on the operation and control of TCR.
- With the help of block diagram, explain the principle of operation of UPFC.
- Explain the performance of a SSSC and compare it with that of a TCSC.
- Give a detailed account of the configuration, principle of operation and control characteristics of FC+TCR.
- Draw the schematic diagram of an HVDC converter station. Explain the various components at the station.
- Name the different types of DC link configuration used at converter station. Explain each one with the help of neatly drawn diagram.
- Compare $A C$ and $D C$ transmission systems in terms of the system planner's view. Justify the technical superiority of DC transmission over AC.
- What do you mean by monopolar operation of a DC breaker? What are the possible return paths for the current during such an operation? What are the merits and demerits of each path? ( $\mathbf{6} \boldsymbol{\times} \mathbf{1 0} \boldsymbol{=} \mathbf...