Modelling of Temperature-Dependent Effective Impedance of Nonferromegnetic Massive Conductor
1.
SYSNO ASEP
0195614
Document Type
C - Proceedings Paper (int. conf.)
R&D Document Type
Conference Paper
Title
Modelling of Temperature-Dependent Effective Impedance of Nonferromegnetic Massive Conductor
Author(s)
Doležel, Ivo (UE-C) Musil, Ladislav (UE-C) Ulrych, B. (CZ)
Source Title
Electromagnetic Fields in Electrical Engineering - ISEF 2003 / Wiak S. ; Krawczyk A. ; Trlep M.. - Maribor : University of Maribor, 2003
- ISBN 86-435-0561-7
JA - Electronics ; Optoelectronics, Electrical Engineering
R&D Projects
GA102/01/1401 GA ČR - Czech Science Foundation (CSF)
CEZ
MSM 232200008
Annotation
Impedance of long direct massive conductors carrying time-variable currents is a complex function of time. Its evolution is affected not only by the skin effect, but also by the temperature rise. The paper presents a numerical method that allows computing the resistance and internal inductance of nonferromagnetic conductor of any cross-section from values of the total Joule losses and magnetic energy within the conductor. the theoretical analysis based on the field approach is illustrated on a typical example, whose results are discussed.
Workplace
Institute of Electrical Engineering (until 2005)
Contact
UE-C
Year of Publishing
2004
Number of the records: 1
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