At the end of this course, the students; 1) Will learn the basic principles of high voltage engineering. 2) Will be able to carry out analyses on high voltage systems. 3) Will be aware of electrical discharge in gases. 4) Will learn the breakdown mechanisms in insulating materials. 5) Will learn high voltage measurement techniques.
MODE OF DELIVERY
Face to face
PRE-REQUISITES OF THE COURSE
No
RECOMMENDED OPTIONAL PROGRAMME COMPONENT
None.
COURSE DEFINITION
Electrostatic fields: basic electrode systems, approximate calculation of maximum electric field strength, electrode systems with multi-dielectrics, conformal mapping, numerical methods for electrostatic field calculations. Introduction to discharge phenomena: discharge phenomena in gases (Townsend and streamer theories; corona, lightning, and surface discharges); discharge phenomena in solid and liquid dielectrics. Introduction to the origin of overvoltages and protection against them.
COURSE CONTENTS
WEEK
TOPICS
1st Week
Introduction to high voltage engineering
2nd Week
Electrical stress and strength
3rd Week
Gas ionization processes, decay process, cathode process
4th Week
Electrical discharge in gases: Townsend and Canal mechanisms
5th Week
Electrical discharge in gases: Corona discharge
6th Week
Electronegative gases and gas insulators
7th Week
Partial discharge, surface discharge
8th Week
Midterm exam
9th Week
Breakdown mechanisms in liquid and solid insulating materials
10th Week
Lightning mechanism
11th Week
Generation of high voltages: AC, DC, and impulse voltages
12th Week
Measurement of high voltages, dielectric losses
13th Week
High voltage applications
14th Week
High voltage applications
RECOMENDED OR REQUIRED READING
E. Kuffel, W. S. Zaengl, J. Kuffel, High Voltage Engineering: Fundamentals, Newnes, 2nd. Ed., 2000. R. Arora, W. Mosch, High Voltage and Electrical Insulation Engineering, John Wiley and Sons, 2010.
PLANNED LEARNING ACTIVITIES AND TEACHING METHODS
Presentation,Lecture,Questions/Answers
ASSESSMENT METHODS AND CRITERIA
Quantity
Percentage(%)
Mid-term
1
35
Assignment
2
10
Quiz
2
13
Attendance
1
5
Total(%)
63
Contribution of In-term Studies to Overall Grade(%)
63
Contribution of Final Examination to Overall Grade(%)
37
Total(%)
100
ECTS WORKLOAD
Activities
Number
Hours
Workload
Midterm exam
1
2
2
Preparation for Quiz
2
5
10
Individual or group work
13
2
26
Preparation for Final exam
1
20
20
Course hours
14
4
56
Preparation for Midterm exam
1
18
18
Laboratory (including preparation)
0
0
0
Final exam
1
2
2
Homework
1
16
16
Total Workload
150
Total Workload / 30
5
ECTS Credits of the Course
5
LANGUAGE OF INSTRUCTION
English
WORK PLACEMENT(S)
No
KEY LEARNING OUTCOMES (KLO) / MATRIX OF LEARNING OUTCOMES (LO)