Analysis of comprehensive risk management strategy of coal enterprises

In order to further study the comprehensive risk management of coal enterprises，in this paper，by means of questionnaire survey and principal component analysis，the authors analyzed the main risk factors of coal mine safety production and operation，determined six main influencing factors in coal mine safety production and operation，and put forward the comprehensive risk management pre-control measures in aspects of enterprise operation，production technology，the construction of safety culture and enterprise management.Then，using Vensim software，the system dynamics simulation is carried out on the pre-control measures，verified the validity of each pre-control measure，and by increasing the impact of the various pre-control measures，obtained the optimal strategy of comprehensive risk management in coal enterprises，strengthened the pre-control measures of production technology is its key implementation measure.