Evaluation and Application of Relay Protection Based on Protection and Fault Information System

摘要

With the rapid growth of the secondary equipment promotion and substation unattended substation, the traditional protection inspection and inspection work problems and difficulties are gradually emerging, which gradually changes to the state maintenance overhaul. In this paper, based on the trust system, the secondary equipment state evaluation scheme is designed, and the evaluation results provide the basis for the establishment of the secondary equipment maintenance plan.