High Voltage Engineering
This course unit covers
Electrical Field Analysis; Static electric
field concept, basic electrode systems, experimental and computational methods
for field analysis. It also includes Discharge
phenomena; electrical breakdown in gasses, Townsend’s breakdown criterion,
Paschen’s law, Streamer or “Canal” mechanisms, breakdown in non-uniform field
and corona, electrical breakdown of dielectric liquids and solids. And it also includes Experimental studies; Insulators and
materials, dielectric measurements, generation and measurement of high AC, DC
and impulse voltages and currents, electrostatic generators, testing
transformers and series resonant circuits, impulse voltage and current
generator circuits, spherical and uniform field gaps.
get a fair knowledge about the generation, measurements of high voltages and
currents, testing of high voltage apparatus
the end of this course, the student should be able to:
1. Outline the usage of high voltage (HV), HV problems
and HV applications.
2. Perform analytical, numerical and experimental
electrostatic field computation methods and to evaluate discharge phenomena at
high electric fields.
3. Explain the basic breakdown phenomena and their
properties at gas, solid, and liquid dielectrics.
4. Outline the risks, measures and conditions of high
voltage (HV) studies.
5. Describe the importance, principles, design, assemble
and methods of HV generation and measurement.
6. Illustrate how to draw up a report and evaluation of
the end of the course, students are expected to:.
1. State origins of overvoltage and explain protection
2. State HV parameters; describe generation and
measurement principles of DC and AC voltages.
3. Perform a dynamic response analysis of high voltage
4. Compute the breakdown strength of gas-filled
insulation systems with simple geometries.
5. Describe the fundamentals of breakdown and partial
discharge in insulating solid and gas at high voltages
6. Explain the advantages of new technological solutions
in new and existing power system installations.