抽水泵的plc控制系统设计

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1、河北化工医药职业技术学院毕业论文（设计）题目抽水泵的PLC控制系统设计姓名谢松海系别机电工程系专业机电一体化技术年级机电1204班指导教师胡玉才2014年12月3日目录摘要······································································································2第一章煤矿井下排水泵自动控制系统的工作原理及组成··································3第一节概述····

2、······················································································4第二节工作原理·····················································································4第三节系统组成······································································

3、··············5第二章控制系统结构设计············································································7第一节系统总体结构············································································8第二节控制系统网络设计·························································

4、···············8第三节控制系统功能设计··················19　　　　　　　　　　　　　　　　　　　　　·······················································8第四节控制系统可靠性设计·····································································10第五节控制系统程序设计·······································

5、·································10第三章PLC井下排水自动控制系统······························································13第一节PLC井下排水自动控制系统技术····················································13第二节PLC井下排水自动控制系统分层····················································

6、··14第三节影响PLC控制系统稳定的干扰因素···················································16第四节PLC控制系统的抗干扰措施······························································16第四章结束语·····························································································17

7、参考文献·····································································································18致谢········································································································1919　　　　　　　　　　　　　　　　　　　　　摘要基于PLC的矿井排水监控系统现场控

8、制部分是为了煤矿安全和正常生产而进行的各种有关参数或状态的集中监测，并对有关环节加以控制，是保护、采掘、运输、通风、排水等主要生产环节安全运行的重要设施。本文主要介绍了一种基于西门子S7-300PLC的煤矿井下排水泵自动控制系统的设计方法和思路。西门子S7-300型PLC给出了煤矿井下排水系统的传感器及执行机构的配置方案、通信网络结构和系统功能设计，实现了对水泵进行自动控制，水位监测、自动启停水泵、