Podcast
Questions and Answers
Which of the following is a type of FACTS controller?
Which of the following is a type of FACTS controller?
Voltage sag can be caused by sudden increases in load.
Voltage sag can be caused by sudden increases in load.
True
What does THD stand for in power quality context?
What does THD stand for in power quality context?
Total Harmonic Distortion
The __________ is a measure of the extent to which harmonics are contained in a signal.
The __________ is a measure of the extent to which harmonics are contained in a signal.
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Match the following power quality issues with their definitions:
Match the following power quality issues with their definitions:
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Which factor significantly affects the power quality in industrial settings?
Which factor significantly affects the power quality in industrial settings?
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Harmonics have no significant impact on AC motor drives.
Harmonics have no significant impact on AC motor drives.
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What is the function of a SVC?
What is the function of a SVC?
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In power quality, __________ refers to the variations in voltage that can affect lighting.
In power quality, __________ refers to the variations in voltage that can affect lighting.
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Which of the following is NOT a method of passive reactive power compensation?
Which of the following is NOT a method of passive reactive power compensation?
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Study Notes
Power Quality and FACTS Exam Questions
- Q1 (a): Discuss the sources of voltage sag.
- Q1 (b): Define flicker. List reasons responsible for flicker.
- Q1 (c): Describe power quality, discussing relevant issues.
- Q2 (a): Identify types of FACTS controllers.
- Q2 (b): Explain single-point and multi-point grounding.
- Q2 (c): Analyze harmonics in no-load exciting current and transformer inrush current.
- Q3 (a): Explain the importance of power factor in industry.
- Q3 (b): Discuss Static VAR Compensator (SVC) applications.
- Q3 (c): Explain the working of Thyristor-Controlled Reactor (TCR) with diagrams.
- Q3 (Alternative): Describe synchronous condensers.
- Q3 (Alternative): Discuss harmonics in thyristor-controlled reactors.
- Q3 (Alternative): Explain STATCOM operation.
- Q4 (a): Define Total Harmonic Distortion (THD) according to IEEE 519.
- Q4 (b): Classify different types of harmonic filters.
- Q4 (c): Compare passive and FACTS-based reactive power compensation methods.
- Q4 (Alternative): Describe true RMS meters.
- Q4 (Alternative): Explain harmonic analyzers.
- Q4 (Alternative): Explain CBEMA and ITIC graphs, drawing the ITIC graph.
- Q5 (a): Define linear loads, inrush current, and voltage swell.
- Q5 (b): Explain single-tuned filters for harmonic reduction.
- Q5 (c): Describe power quality monitoring procedures.
- Q5 (Alternative): Identify power quality measurement instruments.
- Q5 (Alternative): Explain flicker meter features.
- Q5 (Alternative): Discuss harmonic effects on transformers & derive k-factor expressions.
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Description
This quiz covers essential concepts related to power quality and Flexible AC Transmission System (FACTS) controllers. Topics include voltage sag, flicker, and the importance of power factor in industry. Additionally, it explores harmonic issues and various FACTS applications and configurations.
