Simplified skin‐effect formulation for power transmission lines

JHA Monteiro, ECM Costa, AJG Pinto… - IET Science …, 2014 - Wiley Online Library
This study presents a simplified formulation to calculate the skin effect on transmission lines
wires. The methodology is developed from the solution of the time‐domain Maxwell's wave …

Frequency-dependent line model in the time domain for simulation of fast and impulsive transients

PT Caballero, ECM Costa, S Kurokawa - International Journal of Electrical …, 2016 - Elsevier
A new transmission line model is proposed based on the well-established Bergeron method.
The conventional Bergeron model is characterized by the line representation by …

Mutually coupled transmission line parameter estimation and voltage profile calculation using one terminal data sampling and virtual black-box

SMS Ghiasi, M Abedi, SH Hosseinian - IEEE Access, 2019 - ieeexplore.ieee.org
In this paper, an accurate parameter identification algorithm is proposed for transient voltage
profile calculation of the unknown transmission lines. This method is based on the virtual …

[PDF][PDF] Damping of oscillations related to lumped-parameter transmission line modeling

AI Chrysochos, GP Tsolaridis… - Conf. on Power …, 2015 - academia.edu
Although PI-equivalent transmission line modeling is simple in use and offers various
advantages, its main drawback is the emergence of artificial numerical oscillations in …

Reliability of directly-molded polymer surge arresters: Degradation by immersion test versus electrical performance

DA Da Silva, ECM Da Costa, JL De Franco… - International Journal of …, 2013 - Elsevier
This technical report describes an experimental analysis of metal–oxide surge arresters
applied to power distribution network. This analysis is performed from periodical …

Digital filtering of oscillations intrinsic to transmission line modeling based on lumped parameters

ECM Da Costa, S Kurokawa, AA Shinoda… - International Journal of …, 2013 - Elsevier
A correction procedure based on digital signal processing theory is proposed to smooth the
numeric oscillations in electromagnetic transient simulation results from transmission line …

Research on concentrated frequency-dependent parameter model for short overhead transmission lines based on first-order rational function fitting

B Li, M Sun, W Wen, X Ji, F Xiao - Frontiers in Energy Research, 2023 - frontiersin.org
The impedance of power lines is influenced by geological conditions and skin effect,
resulting in frequency-dependent characteristics. In this study, a centralized parameter …

Numerical harmonic modeling of long coupled transmission lines using matrix series theory and recursive approach

H Weng, Z Xu - International Journal of Numerical Modelling …, 2013 - Wiley Online Library
To improve the efficiency of the harmonic analysis, this paper presents a direct phase‐
domain harmonic model for long coupled transmission lines, which can take the parameter …

Reduced Order Modeling for Smart Grids' Simulation and Optimization

MH Malik - 2017 - theses.hal.science
This thesis presents the study of the model order reduction for power grids and transmission
networks. The specific focus has been the transient dynamics. A mathematical viewpoint has …

Inclusion of frequency‐dependent parameters in power transmission lines simulation using harmonic analysis and proper generalized decomposition

MH Malik, D Borzacchiello… - International Journal of …, 2018 - Wiley Online Library
This study presents the application of proper generalized decomposition on transmission
line models involving frequency‐dependent parameters. Frequency dependence of …