Power Quality and FACTS

Q.1. What are various power quality issues? [2]

Q.2. What do you mean by harmonics? [2]

Q.3. Write short note on TCSC. [2]

Q.4. What do you mean by fault current limiter? [2]

Q.5. What is voltage swell? [2]

Q.6. What is flicker meter? [2]

Q.7. What do you mean by Reactive Power Compensation? [2]

Q.8. Define the term Notching. [2]

Q.9. Define the term voltage imbalance. [2]

Q.10. What do you mean by voltage source converters? [2]

Q.1. Define series compensation at the mid-point of an AC Transmission line. [8]

Q.2. What is DVR? What are the component of DVR? Explain its operation. [8]

Q.3. Explain the principal of operation of STATCOM. [8]

Q.4. What are the causes and effects of power frequency variation? [8]

Q.5. Explain different types of FACTS controllers. [8]

Q.6. What could be impact of 'poor power quality' on system efficiency, reliability and operation? [8]

Q.7. Explain current-control techniques is used for DSTATCOM. [8]

Q.1. Explain Unified Power Quality Conditioner (UPQC) in detail. [15]

Q.2. What are principle of voltage sag performance? Give solution at end user level. [15]

Q.3. Explain the state of art on power quality: Classify the power quality problem along with its causes. [15]

Q.4. Explain the principle of operation of passive shunt and series compensators along with its classification. [15]

Q.5. Explain the operation of DSTATCOM used for Sag mitigation. [15]