随着社会科技的不断进步,我国的工业现代化水平不断提高。为了提高工厂的生产效率,现阶段我国很多企业都采用了DCS分散控制系统。DCS控制系统的可靠性对工厂正常生产具有重要的意义,本文对影响DCS可靠性的因素做了分析并且提出了提高DCS可靠性的相关措施。 With the continuous progress of social science and technology, China’s industrial modernization has been continuously improved. In order to improve the factory’s production efficiency, many enterprises in our country have adopted DCS distributed control system at this stage. The reliability of DCS control system is of great significance to the normal production of the plant. This paper analyzes the factors influencing the reliability of DCS and puts forward some measures to improve the reliability of DCS.