在分析选矿工艺基础上 ,采用先进的工业控制机和可编程控制器 (PLC) ,开发了夏甸金矿选厂磨矿分级过程的集散控制系统 (TDCS)。应用实践表明 ,该系统技术先进 ,性能可靠。本文介绍了控制目的 ,控制方法 ,系统模块设计 ,系统实现 ,系统特点等。 Based on the analysis of beneficiation process, an advanced industrial control machine and programmable logic controller (PLC) were used to develop distributed control system (TDCS) for the grinding and classification process of the Xiadian gold ore processing plant. Practice shows that the system is technologically advanced and reliable. This article describes the purpose of the control, control methods, system module design, system implementation, system features.