Analysis of Power Grid Fault Processing Based on 110 kV Self-Healing System

This paper introduces the principle and operation of the 110 kV self-healing system of Shanghai power grid, According to the self-healing system caused by a 110 kV line failure, to protect the power grid, In the case of a reliable and correct action of the self-healing system, Through the analysis and judgment of the relay protection signal and the switch shift signal, Timely emergency response, Coordinate with various departments to deal with power grid faults quickly, This paper analyzes the ideas, steps and precautions of dispatchers in the accident handling process in detail, Summarize the process of power grid fault processing, It provides experience reference for improving the safety and reliability of power grid regulation and operation