Academic Catalog

EE475 HIGH VOLTAGE TECHNIQUES I

Course Code: 5670475
METU Credit (Theoretical-Laboratory hours/week): 4(3-2)
ECTS Credit: 7.0
Department: Electrical And Electronics Engineering
Language of Instruction: English
Level of Study: Undergraduate
Course Coordinator: Prof.Dr. AL NEZH GVEN
Offered Semester: Fall Semesters.
Prerequisite: Set 1: 5670224
The course set above should be completed before taking EE475 HIGH VOLTAGE TECHNIQUES I.

Course Content

Field analysis: experimental and numerical (finite difference, finite element and charge simulation) methods and applications. Electrical breakdown in gases: ionization processes. Townsend s breakdown criterion, Paschens Law, bread-down in electronegative gases, time lags. Streamer-Kanal mechanism, breakdown in non-uniform field and corona. Electrical break-down of liquids: breakdown mechanism of pure and commercial liquids. Electrical breakdown of solids: Intrinsic, electromechanical, thermal and erosion mechanism. Insulating materials: dielectric gases; insulating oils and solid dielectrics.