旋转闪蒸干燥装置是八十年代在国外新推出的一种干燥技术和流态化技术综合为一体的新型干燥设备,它克服了干燥设备高、能源消耗大和流化床干燥不均匀的缺点,集两者之所长,成为具有高效、节能快速等特点的理想干燥设备。它特别适合于膏状物、滤饼等物料的直接干燥,弥补了粑式干燥效率低、产量小的不足,改变了喷雾干燥效率低而先稀释再进行喷雾处理的复杂过程。几年来,旋转闪蒸干燥广泛应用于轻工、石油、化纤、食品、矿山。

目录

第一章 绪论 ··························································································· 4

1.1、概述 ····················································································································· 4 1.2、旋转闪蒸干燥机的研究状况 ············································································· 5

1.2.1、干燥室内实测气体旋流压力分布及旋流压力分布的理论计算 ··············· 5 1.2.2、气体在干燥室内流动速度分布实测结果 ··················································· 6 1.2.3、 旋转干燥器的设计 ····················································································· 7 1.2.4、自动化控制技术在闪蒸干燥生产过程中的应用现状 ······························· 9 1.3、本课题提出的意义 ··························································································· 10

第二章 方案论证 ···················································································· 11

2.1、旋转闪蒸干燥机设计任务书 ··········································································· 11 2.1.1、设计任务 ····································································································· 11 2.1.2、已知条件 ····································································································· 11 2.1.3、使用寿命 ····································································································· 11 2.2、旋转闪蒸干燥机传动系统方案设计 ······························································· 11 2.3、工作过程简述 ··································································································· 12

第三章 旋转闪蒸干燥器介绍 ································································ 13

3.1、闪蒸干燥装置的系统组成 ··············································································· 13 3.2、工作原理 ··········································································································· 16 3.2.1、粉碎闪蒸快速干燥原理 ············································································· 16 3.2.2、旋转气流流化输送干燥原理 ····································································· 17 3.3 旋转闪蒸干燥器的结构特点 ··········································································· 19

第四章 旋转闪蒸干燥器的设计 ···························································· 21

4.1、设计任务与已知条件： ··················································································· 21

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