有哪些信誉好的足球投注网站- 1、本文档共39页，可阅读全部内容。
- 2、有哪些信誉好的足球投注网站（book118）网站文档一经付费（服务费），不意味着购买了该文档的版权，仅供个人/单位学习、研究之用，不得用于商业用途，未经授权，严禁复制、发行、汇编、翻译或者网络传播等，侵权必究。
- 3、本站所有内容均由合作方或网友上传，本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺！文档内容仅供研究参考，付费前请自行鉴别。如您付费，意味着您自己接受本站规则且自行承担风险，本站不退款、不进行额外附加服务；查看《如何避免下载的几个坑》。如果您已付费下载过本站文档，您可以点击 这里二次下载。
- 4、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等，请点击“版权申诉”（推荐），也可以打举报电话：400-050-0827(电话支持时间：9:00-18:30)。
查看更多
化工原理课程设计-苯-甲苯筛板精馏塔设计精选
化工原理课程设计
设计题目： 苯-甲苯筛板精馏塔设计 学 生 姓 名： ? 班级： 学 号： 指导教师： 设计时间: 年月日 ~?月日 : 年 月 日 于徐州 ?
目 录
任务书·····························································1
摘 要·····························································2
ABSTRACT···························································2
第1章 绪论························································3
1.1 塔设备的分类···················································3
1.2 塔设备在化工生产中的作用和地位 ·······························3
1.3 设计条件····················································· 3
1.4 问题研究 ·····················································3
第2章 板式塔的设计 ··············································3
2．1 工业生产对塔板的要求
2.2 设计方案的确定 ················································4
2.2.2 操作压力的选择 ··············································4
2.2.3 进料热状况的选择 ············································4
2.2.4 加热方式的选择 ··············································4
2.2.5 回流比的选择 ················································4
第3章 工艺流程图 ··················································4
第4章 工艺计算及主体设备的计算···································· 5
4.1 精馏塔的物料衡算·············································· 5
4.1.1 原料液及塔顶、塔底产品的摩尔分率····························5
4.1.2 原料液及塔顶、塔底产品的平均摩尔质量······················5
4.1.3 物料衡算····················································5
4.2 塔板数的确定 ··················································5
4.2.1理论板层数NT的求取···········································5
4.2.2 实际板层数的求解 ···········································8
4.3 精馏塔的工艺条件及有关物性数据计算 ···························8
4.3.1 操作压力的计算··············································8
4.3.2 操作温度计算················································8
4.3.3 平衡摩尔质量的计算··········································9
4.3.4 平均密度的计算············································· 9
4.3.5 液体平均表面张力计算······································· 10
4.3.6 液体平均粘度计算··········································· 11
4.4 精馏塔的塔体工艺尺寸计算·······
文档评论（0）