Technische Universität Ilmenau

Switching Devices - Modultafeln of TU Ilmenau

The Modultafeln have a pure informational character. The legally binding information can be found in the corresponding Studienplan and Modulhandbuch, which are served on the pages of the course offers. Please also pay attention to this legal advice (german only). Information on place and time of the actual lectures is served in the Vorlesungsverzeichnis.

subject properties subject number 5874 - common information
subject number5874
departmentDepartment of Electrical Engineering and Information Technology
ID of group2162 (Electrical Apparatus and Switchgear Group)
subject leaderProf. Dr. Frank Berger
languageDeutsch, auf Nachfrage Englisch
term Wintersemester
previous knowledge and experienceerfolgreicher Abschluss 1. Semester
succesfull degree of the first semester
learning outcomeÜbersicht und grundlegendes Verständnis zu mechanischen Schaltgeräten, deren physikalischen Wirkprinzipien und zum Schaltlichtbogen im Besonderen, Kenntnisse zur Vorgehensweise bei der Simulation ausgewählter Mechanismen und Messung physikalischer Größen, Verknüpfung von physikalischem Denken und Ingenieurdenken, Förderung experimenteller Fähigkeiten
Overview and basically understanding of mechanical circuit breaker devices and relevant physical effects, especially of electrical arc, Practical experiences in measurement of electrical values (voltage, current, electric and magnetic strength) and construction/ design of an electrode configuration in a team work, Presentation of results of the experimental project
content·Physik des Lichtbogens in Gasen
·Modellbildung des Schaltlichtbogens
·Physik des Lichtbogens im Vakuum und Öl
·Kontaktphysik
·Antriebe von Schaltgeräten
·Niederspannungsschaltgeräte
·Schaltgeräte für Mittel- und Hochspannung
·Elektrische Sicherungen
- Physics of the electric arc in gases (characteristics of arc plasma, mechanism of charge carrier generation, characteristic of dc-arc, interaction of electrical arc and network, arc in N2 and SF6 in comparison, possibilites to influence electrical arc in switching devices)
- Modelling of electric arc (electric arc behaviour in the network using bb-models, arc extinction using CFD-programs)
- Physics of electrical arc in oil and vacuum (function of oil- and vacuum circuit breakers)
- Physics on contacts, electrode effects, contact materials
- Kind and function of circuit breaker drives
- Low voltage switching devices, relay
- Switching devices for medium voltage
- Circuit breakers and disconnectors for medium and high-voltage (puffer c. b., selfblast c. b., controlled switching, diagnostic)
- Electric fuses (selectivity of fuses and switching devices)
media of instructionSkript, Video, Schnittmodelle, Exponate, experimentelle Vorführungen
script, video, modells, experiments
literature / references·Holm, R.: Electric Contacts Theory and Aplications; Reprint of edition 1967; Springer Verlag 2000
·Flurscheim, C. H.: Power circuit breaker theory and design; Peregrinus, London 1975
·Nakanishi, Kunio et. al.: Switching Phenomena in High- Voltage Circuit Breakers, Dekker, New York 1991· Greenwood, Allan: Vakuum Switchgear; IEE 1994
·Wright, A.; Newbery, P. G.: Electric Fuses, 2nd edition, IEE London 1995
evaluation of teaching

Pflichtevaluation:

Freiwillige Evaluation:

Hospitation:

Details in major Master Electrical Power and Control Engineering 2008
ATTENTION: not offered anymore
subject nameSwitching Devices
examination number2100296
credit points4
on-campus program (h)34
self-study (h)86
Obligationobligatory
examoral examination performance, 45 minutes
details of the certificate
maximum number of participants