Title :
Ground-Impedance Graphic Analysis Through Relative Error Images
Author :
Uribe, F.A. ; Zuniga, Pavel ; Barocio, E.
Author_Institution :
Graduate Program in Electrical Engineering at CUCEI, The State University of Guadalajara, Guadalajara, Jalisco, México
Abstract :
This paper proposes a contour image-based graphic method useful to estimate the relative error between approximate ground-impedance models and the algorithmic solution of the Carson´s integral over a wide ranges of frequencies and soil conductivities for any overhead transmission-line configuration.
Keywords :
Analytical models; Approximation algorithms; Conductors; Frequency estimation; Graphics; Impedance; Transmission lines; Carson´s integral; contour images; ground-return impedances; relative error criterion;
Journal_Title :
Power Delivery, IEEE Transactions on
DOI :
10.1109/TPWRD.2013.2248960
