矿井通风系统是整个煤矿生产系统的重要组成部分,矿井通风系统的安全可靠性和经济合理性是关系到煤矿生产安全、生产效率和经济效益。本文主要对矿井通风系统的安全可靠性和经济合理性进行了分析。 Mine ventilation system is an important part of the whole coal production system. The safety, reliability and economic rationality of mine ventilation system are related to coal mine production safety, production efficiency and economic benefit. This paper mainly analyzes the safety, reliability and economic rationality of mine ventilation system.