Analysis of overvoltage and backflashover with different transmission line models

JE Guevara, JSL Colqui… - SoutheastCon 2024, 2024 - ieeexplore.ieee.org
Most research on the lightning overvoltage and backflashover phenomenon caused by
direct lightning strikes use EMT programs considering the J. Marti model to represent …

Analysis of overvoltage and backflashover of an unified double-circuit OHTL—A case study

JEG Asorza, JSL Colqui, J Pissolato Filho - Electric Power Systems …, 2024 - Elsevier
Due to urban population growth, there has been an increased installation of double-circuit
transmission lines between power substations. New compartments for transmission lines are …

The Evaluation of Transmission Line Modeling on Lightning Performance Considering Surger Arresters: Impact in the Energy and Backflashover Rates

JSL Colqui, RAR Moura, MAO Schroeder… - Journal of Control …, 2024 - Springer
This paper investigates the impact of transmission line parameter calculation formulations
on surge arrester performance in response to lightning strikes. This evaluation consists of …

[HTML][HTML] Including Shield Wires in the Analysis of Transient Processes Occurring in HVAC Transmission Lines

A Chaban, A Popenda, A Szafraniec, V Levoniuk - Energies, 2023 - mdpi.com
The article presents an analysis of electromagnetic transient processes in long ultra-high
voltage transmission lines, taking into account shield wires. It was shown that EMTP and …

Impact of Sequence Parameters in the Frequency Domain: Utilizing Physically Consistent Line Parameters

JE Guevara, JSL Colqui, S Kurokawa… - … on Environment and …, 2024 - ieeexplore.ieee.org
This paper investigates the impact of sequence parameters over a wide frequency range of
an overhead transmission line when it considers the calculation of parameters of the line …

Difference in Lightning Study Between HTLS and Conventional Conductor

JEG Asorza, JSL Colqui… - 2024 IEEE URUCON, 2024 - ieeexplore.ieee.org
The increased energy consumption in industrial and commercial sub-transmission networks
has significantly heightened the loading of transmission lines. Therefore, an increase in …

Overvoltages in a 400 kV Transmission Line with Y-shaped Composite Pylon: Impact of Line Parameter Calculation Formulations

JSL Colqui, JEG Asorza, J Pissolato Filho… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
This paper assesses the impact of employing two distinct formulations, derived from different
definitions for the overhead conductor voltages, in calculating transmission line parameters …

Mathematical modelling of transient processes in a HVAC transmission line considering the effect lightning protection cables in the state of two-phase short-circuiting.

A Chaban, M Lis, A SZAFRANIEC… - Przeglad …, 2024 - search.ebscohost.com
English A mathematical model is developed of a fragment of an electric power transmission
system whose key part is a long ultra-high voltage power line including lightning protection …

Transmission Line Lightning Fault Detection Based on Fiber Optic Temperature Measurement Recursive Accumulative Average Denoising

X Zeng, S Li - 2024 6th International Conference on Energy …, 2024 - ieeexplore.ieee.org
Fiber optic temperature sensors are widely used for temperature monitoring of transmission
lines due to their insulation, corrosion resistance, and resistance to electromagnetic …