UC知道化工 塔 翻译 毕业设计摘要
来源：百度知道 编辑：UC知道 时间：2024/09/26 13:53:06
本设计是一座日产20吨酒精精馏塔的设计，建造地点宁波，抗震等级为八级，属于Ⅰ类设备。设计要求采用筛板塔盘。本设计的内容包括工艺计算、塔盘结构设计、辅助装置及附件结构设计和全塔校核。
工艺计算：包含精馏塔的物料衡算、塔板数的确定、工艺条件及相关物性参数的计算、塔体工艺尺寸计算、塔板工艺尺寸的确定及塔板负荷性能图。
塔盘结构设计：包含塔盘类型选用整块式、采用弓形降液管、溢流堰的设置、塔盘的支撑结构、塔盘密封结构及零件的设计。
辅助装置及附件结构设计:接管的设计与相关法兰的选用、除沫器、手孔、裙座及其附件的设计。
全塔校核：包括塔体与封头厚度的确定、塔设备质量载荷及自振周期的计算、地震载荷与地震弯矩、风载荷与风弯矩计算、圆筒轴向应力和圆筒稳定性校核、塔设备压力试验时的应力和裙座轴向应力的校核、基础环设计与地脚螺栓的计算。
关键字：精馏塔、乙醇、筛板、整块式
请不要直接拿google在线翻译的过来 一个词都不改 请专业人士速来啊
The design is a 20-ton Nissan alcohol distillation column design, construction sites, Ningbo, seismic rating of 8, belonging to class Ⅰ equipment. Design requirements for the use of sieve trays. This includes process design basis, the structural design of tray, auxiliary devices and accessories and the whole tower structure design verification.
Process Calculations: includes distillation of the material balance, the identification plate number, processing conditions and the relevant physical parameters of the calculation, calculation of tower size craft, tray craft tray size and capacity to determine the performance of Fig.
The structural design of trays: Tray contains the type of block-type selection, the use of bow-shaped downcomer, overflow weir settings, the support structure of tray, tray sealing structure and the design of parts.
Assistive devices and accessories structural design: to take over the design and selection of the relevant flange, with the exception