化工原理课程的设计精馏塔.doc

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化工原理课程的设计精馏塔

南 京 工 业 大 学 化 工 原 理 课 程 设 计 任 务 书 专业: 生物工程 班级: 0503 姓名: 茆敏 设计日期: 2008 年 6 月 30 日至 2008 年 7 月 11 日 设计题目: 甲醇精馏塔 设计条件: 进 料 量:F = 进料组成:f = 45 % (w%) 进料状态:塔顶产品:XD%(w%) 回 收 率: η ≥ 98% 塔顶压力:一 前 言·····························································································································································································································5 三 设计说明书符号表·········································································································5 四 工艺流程原理与流程图···························································································6 五 物性参数·························································································································7 六 工艺计算························································································································································································8 6.2 物料衡算·················································································································9 6.2.1 数据换算·········································································································9 6.2.2 物料衡算·········································································································9 6.3理论板数计算··········································································································9 6.3.1 板数和回流比的关系···················································································9 6.3.2理论板数图解································································································10 6.3.3 严格法计算模拟过程···················································································11 七 塔·······················································································11 7.1塔内物性计算··········································································································11 7.1

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