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Electrical Electonics and Comunication Engineering EEE ECE

High Voltage Engineering - EE6701

High Voltage Engineering

OVER VOLTAGES IN ELECTRICAL POWER SYSTEMS


-:- Natural Causes of Over Voltages
-:- Lightning Phenomenon
-:- Lightning Voltage Surges
-:- Wilson’s Theory of Charge Separation
-:- Mechanism of Lightning Stroke
-:- Over Voltages Due to Switching surges
-:- Switching Surge Test Voltage Characteristics
-:- Over voltage Protection
-:- Surge Protection of Rotating Machine
-:- System Faults and Other Abnormal Conditions
-:- Bewley Lattice Diagram
-:- Important Short Questions and Answers: Over Voltages in Electrical Power Systems

DIELECTRIC BREAKDOWN


-:- Electrical Breakdown in Gases, Solids and Liquids
-:- Classical Gas Laws
-:- Corona Discharges
-:- Ionization and Decay Processes
-:- Townsend’s Criterion
-:- Paschen's Law
-:- Streamer or Kanal Mechanism of Spark
-:- Breakdown in Non-Uniform Fields
-:- Breakdown in Liquid Dielectrics
-:- Breakdown in Solid Dielectrics
-:- Electromechanical Breakdown
-:- Thermal Breakdown
-:- Breakdown in Composite Dielectrics
-:- Electric Discharge in Vacuum
-:- Solved Problems: Over(High) Voltages in Electrical Power Systems
-:- Important Short Questions and Answers: Electrical breakdown is gases, solids& Liquids

GENERATION OF HIGH VOLTAGES AND HIGH CURRENTS


-:- Generation of High Voltages and High Currents
-:- Half Wave Rectifier Circuit - Generation of High Voltages and Currents
-:- Cockroft Walton Voltage Multiplier Circuit - Generation of High Voltages and Currents
-:- Electrostatic Generator
-:- Generation of high A.C. voltages
-:- Reactive Power Compensation
-:- Series Resonant Circuit - Generation of High Voltages and Currents
-:- Impulse Voltages
-:- Impulse voltage generator circuits
-:- Multistage impulse generator circuits
-:- Tripping and Control Of Impulse Generators
-:- Important Short Questions and Answers: Generation of High Voltages and High Currents

MEASUREMENT OF HIGH VOLTAGES AND HIGH CURRENTS


-:- Measurement of High Voltage and High Currents
-:- Uniform Field Spark Gaps - Measurement of High Voltage and Currents
-:- Rod Gaps - Measurement of High Voltage and Currents
-:- Electrostatic Voltmeter - Measurement of High Voltage and Currents
-:- Peak Voltmeters with Potential Dividers
-:- Impulse Voltage Measurements Using Voltage Dividers
-:- CRO Forimpulse Voltage and Current Measurement
-:- Resistance Potential Dividers - Digital Techniques in High Voltage Measurement
-:- Capacitance Potential Dividers - Digital Techniques in High Voltage Measurement
-:- Klydonograph or Surge Recorder - Digital Techniques in High Voltage Measurement
-:- Important Short Questions and Answers: Measurement of High Voltage and High Currents

HIGH VOLTAGE TESTING and INSULATION COORDINATION


-:- High Voltage Testing of Electrical Power Apparatus
-:- Testing Of Overhead Line Insulators
-:- Testing of Cables
-:- Testing of Bushings
-:- Testing of power capacitor
-:- Testing of Power Transformers
-:- Testing of Circuit Breakers
-:- Testing Isolators
-:- Surge Arresters
-:- Tan Delta Measurement
-:- Partial Discharge Measurements
-:- The basic PD(Partial Discharge) test circuit
-:- Partial Discharge(PD) currents
-:- Radio Interference Due to High Voltage Insulator String
-:- International and Indian Standards DC Testing Test Voltage
-:- Insulation Coordination
-:- Important Short Questions and Answers: High Voltage Testing of Electrical Power Apparatus