目录
绪论.....................................................................................................5
第1章概述.................................................................... ................7
1.1锅炉系统概况.................................................................................. 7
1.2输煤系统工艺简介...............................................................10
1.3控制原理...........................................................................11
第二章方案论证..................................................................12
2.1继电器控制
2.2 PLC控制
第三章各器件的选择.......................................................16
3.1输煤机的选择......................................................16
3.2破碎机的选择.................................................................17
3.3皮带机的选择...................................................................18
3.4熔断器、电缆截面的选择................................................18
3.5接触器的选择.....................................................................22
3.6低位煤发生器，压力传感器..............................................23
第四章PLC控制设计............................................................24
4.1主电路的设计
4.2 PLC的I/O分配表及接线图
4.3梯形图的设计
5系统的常见故障及处理办法
第五章总结.......................................................................38
第六章结束语.................................................................39
致谢
参考文献............................................................................39
附录........................................................................................40
