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Questions and Answers
What describes a three-phase fully controlled rectifier with R load?
What describes a three-phase fully controlled rectifier with R load?
Which converter operates in Continuous Conduction Mode (CCM)?
Which converter operates in Continuous Conduction Mode (CCM)?
What is a key characteristic of PWM with bipolar voltage switching?
What is a key characteristic of PWM with bipolar voltage switching?
What is the primary purpose of harmonic analysis in three-phase converters?
What is the primary purpose of harmonic analysis in three-phase converters?
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Which mode of operation is associated with three-phase square wave inverters?
Which mode of operation is associated with three-phase square wave inverters?
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Study Notes
Unit 3: Three-Phase AC-DC Converters & AC-AC Converters
- Three-phase half-wave rectifier with R and RL load.
- Three-phase fully controlled rectifier with R and RL load.
- Three-phase semi converter with R and RL load.
- Expression for output voltage.
- Harmonic analysis.
- Three-phase dual converters.
- Numerical problems.
- AC-AC power control by phase control with R and RL loads.
- RMS output voltage.
- Single-phase step-down and step-up bridge cycloconverter.
- Numerical problems.
Unit 4: DC-DC Converters
- Operation of basic chopper.
- Classification.
- Control techniques.
- Steady-state time-domain analysis of basic chopper.
- Analysis of Buck, Boost, and Buck-Boost converters.
- Continuous Conduction Mode (CCM).
- Discontinuous Conduction Mode (DCM).
- Output voltage equations using volt-second balance in CCM and DCM.
- Expressions for output voltage ripple and inductor current ripple.
- Numerical problems.
Unit 5: DC-AC Converters
- Introduction.
- Single-phase half-bridge and full-bridge inverters with R and RL loads.
- Phase Displacement Control.
- PWM with bipolar voltage switching.
- Three-phase square wave inverters.
- 120° conduction.
- 180° conduction.
- Sinusoidal Pulse Width Modulation.
- Current Source Inverter (CSI).
- Numerical problems.
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Description
Explore the key concepts and numerical problems related to three-phase AC-DC converters, DC-DC converters, and DC-AC converters. This quiz covers various types of rectifiers, choppers, and control techniques, providing insights into their operation and analysis. Test your understanding of harmonic analysis, output voltage equations, and converter classifications.
