November 2007
Intermediate to advanced
656 pages
17h
English
3 Modelling of multi-conductor overhead lines and cables
In this chapter, we present the modelling of multi-conductor overhead lines and cables both in the phase and sequence frames of reference. Calculations and measurement techniques of the electrical parameters, or constants, of lines and cables are described. Transposition analysis of single-circuit and multiple-circuit overhead lines, and sheaths and cores of cables are presented as well as their π models in the sequence and phase frames of reference.
The transmission and distribution of three-phase electrical power on overhead lines requires the use of at least three-phase conductors. Most low ...
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