化工原理二硫化碳-四氯化碳分離精餾塔項(xiàng)目設(shè)計(jì)方案(已修改)
2025-05-18 00:11 本頁面
【正文】 I化工原理二硫化碳四氯化碳分離精餾塔項(xiàng)目設(shè)計(jì)方案化工原理課程設(shè)計(jì)任務(wù)書一 設(shè)計(jì)題目二硫化碳四氯化碳分離精餾塔設(shè)計(jì)二 工藝條件生產(chǎn)能力：45000 千克/小時(shí)（料液）年工作日：每年按 300 天生產(chǎn)日計(jì)算原料組成：32%的二硫化碳和 68%的四氯化碳（質(zhì)量分率，下同）產(chǎn)品組成：餾出液 96%的二硫化碳，釜液 %的二硫化碳操作壓力：塔頂壓強(qiáng)為常壓進(jìn)料溫度：58℃進(jìn)料狀況：q=冷凝方式: 塔頂采用全凝器，泡點(diǎn)回流加熱方式：塔釜為飽和蒸汽再沸器加熱回流比：自選塔型：自定三 設(shè)計(jì)內(nèi)容1 確定精餾裝置流程2 工藝參數(shù)的確定基礎(chǔ)數(shù)據(jù)的查取及估算，工藝過程的物料衡算及熱量衡算，理論塔板數(shù)，塔板效率， 實(shí)際塔板數(shù)等。3 精餾塔設(shè)備設(shè)計(jì)計(jì)算 如：板間距，塔徑，塔高，溢流裝置，塔盤布置等。4 流體力學(xué)計(jì)算流體力學(xué)驗(yàn)算，操作負(fù)荷性能圖及操作彈性。5 主要附屬設(shè)備設(shè)計(jì)計(jì)算及選型(泵、冷凝器或再沸器設(shè)備設(shè)計(jì)計(jì)算和選型)6 繪制精餾塔設(shè)備結(jié)構(gòu)圖和帶控制點(diǎn)的工藝流程圖7 撰寫設(shè)計(jì)說明書II目錄前言 .............................................................................................................................緒論 ...............................................................................................................................第一章 設(shè)計(jì)方案簡介 ...............................................................................................1 流程的設(shè)計(jì)及說明 ....................................................................................................................................2 已知參數(shù) ....................................................................................................................................................2 選塔依據(jù) ...................................................................................................................................................3 第二章 設(shè)計(jì)計(jì)算 .......................................................................................................3 精餾流程的確定 ........................................................................................................................................4 塔的物料衡算 ............................................................................................................................................5 塔板的確定 ............................................................................................................................................6第三章 板式塔主要工藝尺寸的設(shè)計(jì)計(jì)算 ...............................................................6 塔的工藝條件及物性的數(shù) 據(jù)計(jì)算 .........................................................................................................7 精餾塔氣液負(fù)荷計(jì)算 ............................................................................................................................12 塔和塔板的主要工藝尺寸的計(jì)算 ........................................................................................................12 浮閥的流體力學(xué)驗(yàn)算 ............................................................................................................................133. 5 塔板負(fù)荷性能圖 ...................................................................................................................................183. 6 精餾塔的工藝設(shè)計(jì)計(jì)算結(jié)果總表 .......................................................................................................19 第四章 附屬設(shè)備及主要附件 ................................................................................................................. 相關(guān)介質(zhì)的選擇 ............................................................................................................................ 20 蒸發(fā)潛熱衡算 ........................................................................................................................................22 焓值衡算 ................................................................................................................................................31 泵的選擇與計(jì)算 ....................................................................................................................................32 再沸器的選擇與計(jì)算 ............................................................................................................................33 接管 ................................................................................................................................................33 筒體與封頭 ........................................................................................................................................34III 除沫器 ....................................................................................................................
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