Winter Semester 2013/14
Winter Semester 2014/15
Winter Semester 2015/16
Winter Semester 2016/17
Summer Semester 2016/17
High voltage technique ES1C300023
Lecture
High voltage test technique. Generation and measurement of high alternating and direct voltages. Generation and measurements of impulse voltages and currents. Dielectric loss and capacitance measurements. Partial discharge measurements. Disturbances in high voltage laboratory. Electrical breakdown in gases, solid and liquid dielectric. Travelling waves in high voltage lines. Reflection of travelling waves. Reflection of travelling waves against transformers. Lightning, mechanism, philosophy of protection, lightning protection of structures. Lightning and switching transients in power system. Protection against overvoltages. Surge protective devices. Insulation coordination. Construction elements for high voltage circuits. High voltages cables and capacitors. Design, materials and testing. High voltage Transformers. Materials and testing. External insulation. Design and testing.
Laboratory class
Measurement of voltage distribution across an insulator string. Measuremets of electrical withstand of air subjected to high voltage of AC, DC and surge type. Methods of measurement of high voltages. Investigation of surge generators. Investigation of oil insulation.
(in Polish) Rodzaj przedmiotu
Course coordinators
Learning outcomes
- develop an in-depth understanding and technical competence of HV test techniques, especially generation and measurement of high AC, AC and impulse voltages and impulse currents, partial discharge, dielectric loss and capacitance measurements; plans, selects appropriate equipment and performs measurement of high surge voltages and surge currents
- develop an in-depth technical competence in lightning and overvoltage protection of structures
- develop an in-depth understanding of electrical breakdown and withstand of gas, liquid and solid insulators or insulating materials; performs measurements and tests on electrical withstand of
gas, liquid and solid insulators or insulating materials;
- develop an in-depth understanding in the area of lightning power systems protection; achieve a thorough knowledge and technical competence in a wide range of lightning and switching overvoltage protection in HV power station, HV lines and insulation coordination;
- develop an in-depth understanding of the theory and applications in power systems of High Voltage Direct Current (HVDC) transmission and Flexible AC Transmission Systems (FACTS);
- define and characterizes methods of generation and measurement of high voltages and high currents; describes basic characteristics and methods of investigation of electrical withstand of gas, liquid and solid insulators; plans, selects appropriate equipment and performs measurement of high voltages
- elaborates, illustrates, interprets and compares obtained measurement or test results and draws aproprate conclusions
- applies rules of safety and hygiene of work with high voltages; can work in a team
Assessment criteria
- exam on lecture content
- verification of preparation for laboratory classe
- work on reports from laboratory classes
- participation in student-teacher sessions related to the classes
Bibliography
1. Naidu M.S., Kamaraju V.: High voltage engineering. Mc. Graw Hill, 2003.
2. Holzhauen J. P., Vosloo W. L.: High voltage engineering. Practice and theory. Mc. Graw Hill, 2009.
3. Cooray V.: Lightning protection. IEEE, 2009.
4. Kuffel E., Zaengl W. S., Kuffel J.: High voltage engineering fundamentals. Newness, 2000.
5. Wadhwa C. L.: High voltage engineering. New Age International Publishers, 2007
6. Kind D., Feser K.: High voltage test technique. Newness, 2001.
7. Cooray V.: The lightning flash. IEEE, 2004.
8. Beyer M., Boeck W., Moeller K., Zaengl W.: Hochspannungstechnik. Theoretische und praktische grundlagen für die anwendungen. Springer, 1989.
9. Zulkurnain A.: Fast transient response of high voltage surge arrester. VDM, 2010.
10. Hasse P., Wiesinger J., Zischank W.: Handbuch für blitzschutz und erdung. Pflaum, 2006.