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Lecturer(s)
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Müllerová Eva, Doc. Ing. Ph.D.
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Martínek Petr, Ing. Ph.D.
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Hromádka Miroslav, Ing. Ph.D.
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Krejnická Tereza
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Course content
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1. Testing of high-voltage devices and systems, basic concepts, meaning, normalization. 2. Electrical stresses with high voltage, external and internal insulation in the electric field. 3. Coordination of insulation, requirements for hiogh voltage devices insulation systems, influence of construction and production technology on stress strength for elements of high-voltage systems. 4. Principles of discharge in gaseous insulation, discharge activity in liquid and solid insulation, sparkover, puncture. 5. High-voltage testing laboratories, sources for high voltage generation, on-site testing, outdoor test systems. 6. High voltage measuring systems, requirements, uncertainty determination. 7. Disruptive-discharge voltage and withstand voltage, statistical evaluation of HV tests. 8. Test with High Alternating voltages, voltage generation, procedures, evaluation. 9. Partial discharges, theory, measurement methods, evaluation. 10. DC voltage tests, voltage generation, procedures, evaluation. 11. Lightning and switching impulse voltage tests, voltage generation, procedures, evaluation. 12. Rules to ensure the correct function of the test system, interaction with the test object. 13. Test requirements for power transformers.
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Learning activities and teaching methods
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- Preparation for an examination (30-60)
- 45 hours per semester
- Preparation for laboratory testing; outcome analysis (1-8)
- 8 hours per semester
- Contact hours
- 52 hours per semester
- unspecified
- 36 hours per semester
- Contact hours
- 16 hours per semester
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| prerequisite |
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| Knowledge |
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| to characterize the physical nature of electromagnetic phenomena |
| to describe the basic properties of the electromagnetic field |
| to explain the rules of propagation of electromagnetic waves |
| to explain the physical view of the behaviour of dielectrics and insulating materials in their interaction with the electric field |
| Skills |
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| to apply basic statistical data processing techniques |
| to use basic electrical and voltage measurement methods |
| learning outcomes |
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| Knowledge |
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| to explain the principles of insulation coordination of high-voltage devices |
| to describe the high voltage test procedures |
| to clarify requirements for high voltage measurement systems |
| to explain rules for evaluating test results |
| Skills |
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| to make a proposal of the test procedure depending on the type of object under test |
| to determine the type of test voltage generator |
| to evaluate the results of the voltage test |
| teaching methods |
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| Knowledge |
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| Lecture |
| One-to-One tutorial |
| Skills |
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| Interactive lecture |
| Laboratory work |
| Individual study |
| assessment methods |
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| Knowledge |
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| Oral exam |
| Skills |
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| Oral exam |
| Skills demonstration during practicum |
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Recommended literature
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Andreas Küchler. High-voltage Engineering: Fundamentals - Technology - Applicatioons. Berlin, 2017. ISBN 978-3-642-11992-7.
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Wolfgang Hauschild, Eberhard Lemke. High-voltage test and measuring techniques. Heidelberg, 2014. ISBN 978-3-642-45351-9.
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