Abstract

Advances in Transmission Network Fault Location in Modern Power Systems: Review, Outlook and Future Works

Highlights

  • Generally, rapid and accurate fault location of transmission networks play a crucial role in modern power systems for two main reasons

  • In [26] a fault location method based on the traveling wave concept is presented for multi-terminal DC transmission systems

  • Authors in [28] present a fault location method for paralleled MTDC transmission lines based on the traveling wave theory

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Summary

INTRODUCTION

Rapid and accurate fault location of transmission networks play a crucial role in modern power systems for two main reasons. Collision of a bird to the phases of transmission lines is considered as a transient fault In this case, the recloser logic will be used and the breaker will be closed again after a short delay when the fault has been cleared. Transmission line wire tearing and tower breaking are among the permanent faults For these faults, the fault will still persist after reclosing operation and after the unsuccessful operation of the recloser, the breakers will be opened permanently. The fault will still persist after reclosing operation and after the unsuccessful operation of the recloser, the breakers will be opened permanently Thereafter, this fault needs to be located accurately and fixed by the repair crew as soon as possible. Using the provided extensive analysis in the paper, and based on the vast experiences of the authors, some useful topics and suggestions are suggested for future works in the field of fault location

DISTANCE RELAY ALGORITHM
ARTIFICIAL INTELLIGENCE APPROACHES TO FAULT LOCATION
TIME REVERSAL THEORY
FAULT LOCATION USING DIFFERENTIAL EQUATIONS
VIII. FAULT LOCATION BASED ON IMPEDANCE CALCULATION
Fault location of a two-terminal transmission system using one terminal data
BP Z1LC
AP d A Z1LA I AP RFA I F 0
F VRsup I Rsup
F VRR I RR
HEURISTIC ALGORITHM
MHz 1 MHz 5 kHz 1 MHz 1 MHz 2 kHz 2 kHz 2 kHz 1 kHz 4 kHz
Conclusions

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