煤矿井下主通风控制系统的设计

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1、-重庆大学硕士学位论文目录3.4本章小结······························································································234系统设计······························································································244.1主要装置及部件选型·························································

2、·······················244.1.1变频器····························································································244.1.2传感器····························································································244.1.3PLC选型···············································

3、···········································314.2PLC控制系统硬件设计·············································································354.2.1PLC与变频器交互方式········································································354.2.2PLC通信设计··············································

4、······································364.3PLC控制系统软件设计·············································································374.3.1风机监控主程序················································································374.3.2风机的选择·················································

5、·····································384.3.3风机的运行控制················································································384.3.4风机反风控制···················································································404.3.5参数初始化和模块检查子程序·······································

6、························414.3.6风量采样及模拟输入电压计算子程序流程················································414.3.7模拟量采集······················································································424.4本章小结··················································································

7、············425系统调试运行·······················································································445.1组态····································································································445.2通信设置····························································