大气课程设计：水泥厂车间粉尘除尘

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1、.课程设计题目：水泥厂配料车间粉尘污染治理工程（课程）设计课程名称大气污染控制工程学生学院环境科学与工程学院专业班级环境工程班学号学生姓名指导教师2013年6月...Contents课程设计题目要求···················································2一、概述····························································3二、粉尘来源与危害·················································32.1水泥

2、厂粉尘源················································32.2水泥厂粉尘的特点············································42.3水泥生产作业粉尘危害········································4三、集气罩工艺计算·················································63.1集气罩的设计················································6

3、3.2抽尘罩罩口断面速度的确定····································73.3密闭罩中的最小负压值········································7...3.4总风量计算··················································7四、旋风除尘器的选型与计算·········································84.1旋风除尘器的分类············································84

4、.2旋风除尘器选型计算··········································84.3旋风除尘器除尘效率·········································104.4二级除尘器的选型设计········································11五、除尘系统管道设计及管道压力计算·································125.1除尘管道系统设计···········································125.2管径和管道

5、压力损失计算·····································125.3各管道计算管径和摩擦压力损失·······························125.4管道计算总表···············································165.5电机风机的选型...·············································165.6排气筒·····················································16六、总结··

6、·································································16七、参考文献·······························································17课程设计题目要求题目:水泥厂配料车间粉尘污染治理工程(课程)设计1.设计基础资料v计量皮带宽度:450mmv配料皮带宽度:700mmv皮带转换落差:500mmv立轴破碎机：直径1200mmv设粉尘收集后,粉尘浓度为2000mg/m3,粉尘的粒径分布如下表.粒径间隔/μm<1010~2

7、020~3030~40>40质量频率/%25252020102.设计要求Ø排放浓度小于50mg/m3Ø...设计二级除尘系统,第一级为旋风除尘器,第二级为电除尘器或者袋式除尘器.Ø计算旋风除尘器的分级除尘效率和除尘系统的总效率.Ø选择风机和电机Ø绘制除尘系统平面布置图Ø绘制除尘器本体结构图Ø编制设计说明书.一、概述水泥是使用最广泛的建筑材料，它不仅广泛地使用于工业场所，也广泛地使用于居民生活区。水泥是粉状产品，是一种水硬性的胶凝材料。水泥的品种多达百余种，使用量最大使用面最广的是通用水泥，如硅酸盐水泥、普通硅酸盐水泥、矿渣、硅酸热水泥、火山灰质硅酸盐水泥

8、、粉煤灰硅酸盐水泥等。实际上是硅酸盐水泥及其派生的品种，掺各种混合材料的水泥。其