辽宁科技大学本科生毕业设计 第 III 页
目 录
摘 要......................................................................................................................I
ABSTRACT..........................................................................................................II
1 绪论....................................................................................................................1
1.1 粉尘的危害.......................................................................................................................1
1.2 袋式除尘器的现状和发展背景.......................................................................................2
2 袋式除尘器介绍................................................................................................4
2.1 袋式除尘器的过滤机理...................................................................................................4
2.2 袋式除尘的优缺点...........................................................................................................5
2.2.1 袋式除尘器的主要优点.............................................................................................5
2.2.2 袋式除尘器的主要缺点.............................................................................................5
2.3 袋式除尘器的分类和结构...............................................................................................6
2.3.1 袋式除尘器的分类.....................................................................................................6
2.3.2 滤料的选择.................................................................................................................7
3 除尘工艺流程....................................................................................................8
3.1 布袋除尘器的主要参数...................................................................................................8
3.2 除尘器控制系统...............................................................................................................9
3.3 除尘器监测.....................................................................................................................10
3.3.1 除尘器压差监测.......................................................................................................10
3.3.2 除尘器温度监测.......................................................................................................10
3.3.3 除尘器出口浓度监测...............................................................................................10
3.3.4 气源压力监控...........................................................................................................10
3.3.5 除尘器灰斗料位监测...............................................................................................11
4 PLC 的选型和编程软件的介绍......................................................................11
4.1 PLC 的选型.....................................................................................................................11
4.2 PLC 模块.........................................................................................................................12
4.2.1 Quantum 系统...........................................................................................................12
4.2.2 底板的选择...............................................................................................................13
4.2.3 电源模块的选择.......................................................................................................13
4.2.4 CPU 模块的选择......................................................................................................14
4.3 编程软件的简介.............................................................................................................14
4.3.1 Concept 的库.............................................................................................................15
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