热电厂配煤系统程序控制方案及实现方法  

The Strategy and Implementation of the Programmable Control for Coal Blending System in Cogeneration Plant

作　　者：宋志远[1] 陈明春[1] 

机构地区：[1]大庆石油化工设计院,黑龙江大庆163714

出　　处：《自动化仪表》1998年第11期31-32,共2页Process Automation Instrumentation

摘　　要：阐述了热电厂输煤系统配煤工段的程序控制方案,该方案具有顺序配煤、时间配煤、尾仓选择、检修仓选择等控制功能,还详细介绍了该程控系统的硬件构成、操作员界面设计、应用软件编制时应注意的问题.Trie programmable control strategy far coal blending section of coal handling system in cogeneration plant is described. The strategy features functions of sequential coal blending, timing blending, final silo selection and maintenance silo selection. The hardware composition of the programmable control system, the design of operator interface and the issues be noted in programming the software are presented in detail.

关 键 词：程序控制方案 配煤 输煤系统 热电厂 PLC 

分 类 号：TM621.6[电气工程—电力系统及自动化]