Course Manual HST
High Voltage Technology
PDF Course Catalog Deutsche Version: HST
Version: 2 | Last Change: 15.09.2019 21:05 | Draft: 0 | Status: vom verantwortlichen Dozent freigegeben
| Long name | High Voltage Technology |
|---|---|
| Approving CModule | HST_BaET |
| Responsible |
Prof. Dr. Christof Humpert
Professor Fakultät IME |
| Valid from | winter semester 2022/23 |
| Level | Bachelor |
| Semester in the year | winter semester |
| Duration | Semester |
| Hours in self-study | 60 |
| ECTS | 5 |
| Professors |
Prof. Dr. Christof Humpert
Professor Fakultät IME |
| Requirements | Atomic model and energy-band model Impedances in the AC circuit Complex AC calculation Three-phase system Alternating electric field Dielectric material properties |
| Language | German |
| Separate final exam | Yes |
Literature
| Küchler; Hochspannungstechnik (Springer) |
| Beyer, Boeck, Möller, Zaengle; Hochspannungstechnik (Springer) |
| Hasenpusch; Hochspannungstechnik - Einführung und Grundlagen (Franzis) |
| Hilgarth; Hochspannungstechnik (Teubner) |
| Kind, Feser; Hochspannungsversuchstechnik (Vieweg) |
Final exam
| Details |
Written examination, in some cases also oral examination, with the following content: - Free text answers to inquire about the necessary knowledge (e.g., typical breakdown voltages of insulating arrangements or types of high voltage equipment) - Free-text answers and drawing diagrams to explain mechanisms of discharge development and discharge and arc extinction - Text exercises for the calculation, dimensioning and analysis of insulation arrangements |
|---|---|
| Minimum standard | 50% of the questions and tasks correctly solved |
| Exam Type | EN Klausur |
Learning goals
| Goal type | Description |
|---|---|
| Knowledge | High voltage grids, types, requirements, function Electrical stress due to operational and overvoltages, types of overvoltages High voltage insulating materials - Gaseous insulating materials: discharge development, air and SF6, Paschen law, spark and arc discharge - Solid insulating materials: Discharge development, layered arrangements, partial discharges, aging, discharges along insulating surfaces - Liquid insulating materials: discharge development, oil-paper insulation, liquid nitrogen - Vacuum insulation: Discharge development, influence of contact materials Equipment of high voltage technology - Requirements for equipment, in particular for switchgear and switching devices - Switchgear: air-insulated switchgear, outdoor switchgear, SF6-insulated switchgear - Circuit breakers: principles of arc quenching, SF6 circuit breakers, vacuum circuit breakers - Other equipment: cables, transformers |
| Skills | Analyze discharge processes in gases, liquids and solids - Explain and apply dependence on boundary conditions (pressure, material, electrode distance) - Give reasons for the dependence on degree of inhomogeneity - Determine the influence of the voltage shape - Calculate ignition and breakdown voltages Dimension and design insulating arrangements - Uniform, weakly non-uniform and strongly non-uniform insulation arrangements in gases - Arrangements of solids, transverse and longitudinal lamination - Paper-oil insulation arrangements Select and dimension switchgear and switchgear - Select switching principle depending on the required functions - Select a suitable arc extinguishing principle depending on the voltage shape and height |
Expenditure classroom teaching
| Type | Attendance (h/Wk.) |
|---|---|
| Lecture | 2 |
| Exercises (whole course) | 2 |
| Exercises (shared course) | 0 |
| Tutorial (voluntary) | 0 |
Special requirements
| none |
| Accompanying material |
Electronic presentation slides for the lecture Detailed exercise task collection with solutions Electronic tutorials for self-study, questionnaire and task help sheets Software tool for simplified calculation of electric field distributions |
|---|---|
| Separate exam | No |
Learning goals
| Goal type | Description |
|---|---|
| Knowledge | Safety in the high voltage laboratory - Compliance with safety distances - Behavior in the test field - Safety devices and systems Basics of generation and measurement of high voltages Discharge development in different gases in different electrode arrangements |
| Skills | Plan high voltage tests and perform them safely - Analyze, modify and verify experimental setups - Apply security rules Use the electric field calculation tool and judge the accuracy of the results Measure high voltages - Apply and compare different measurement methods - Calculate voltage ratio of measuring equipment Measure ignition and breakdown voltages - Record and evaluate test results - Explain results with discharge models - Justify and explain deviations from the theory Manage complex tasks in a team Summarize, evaluate and interpret results in written form |
Expenditure classroom teaching
| Type | Attendance (h/Wk.) |
|---|---|
| Practical training | 1 |
| Tutorial (voluntary) | 0 |
Special requirements
| none |
| Accompanying material |
Electronic tutorials and task collections for the lab exercises Software tool for simplified calculation of electric field distributions |
|---|---|
| Separate exam | Yes |
Separate exam
| Exam Type | EN Projektaufgabe im Team bearbeiten (z.B. im Praktikum) |
|---|---|
| Details | Written test to control the preparation of the lab excercises Evaluation of the preparatory documents (calculation results) Evaluation of the discussion with the students and of the lab exercises on the basis of a structured protocol Evaluation of detailed reports of the lab exercises of the team |
| Minimum standard | 70 % of the written test correctly 80% of the prepared calculation results correct 80 % of the measurement results correct 80 % of the evaluation performed correctly 80 % of the discussion makes sense |
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