Protection of transmission and distribution (T&D) networks

C. Booth and K. Bell,     University of Strathclyde, UK


This chapter describes the behaviour of power systems during faults and illustrates the requirements for power system protection. The components of protection systems and the typical schemes used to protect power systems are described. An overview of the future challenges relating to protection is provided, with specific comments relating to the impact of distributed generation on network protection systems.

Key words

power system protection


3.1 Introduction

All electrical power systems require automatic means of detecting the presence of fault or abnormal conditions and subsequently isolating the faulty ...

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