Grey correlation analysis of coal mine safety evaluation index system based on 4M-C-I

In view of problem that existing coal mine safety evaluation index system cannot fully reflect causes of accident, influence factors of coal mine safety evaluation were analyzed from 6 aspects such as man, machine, medium, management, culture and information, mine accidents track cross-cause model was given, coal mine safety evaluation index system was established, grey correlation analysis on factors affected coal mine safety accident was conducted, so coupling and association relationship between factors were clarified. The application result shows the analysis can objectively evaluate real safety degree of coal mine enterprise and provide decision management for coal mine accident prediction.