【正文】 ...............................................................7 工藝流程示意圖 .............................................................................................................7 工藝流程敘述 .................................................................................................................8 提取工段 ..................................................................................................................8 減壓濃縮工段 ..........................................................................................................8 水沉工段 ..................................................................................................................9 二次減壓濃縮工段 ..................................................................................................9 乙醇回收塔工段 ......................................................................................................9第 3 章 化工計算 .....................................................................................................................11齊齊哈爾大學(xué)畢業(yè)設(shè)計（論文）II 物料計算 .......................................................................................................................11 醇提取罐的物料計算 ............................................................................................11 濃縮工段物料衡算 ................................................................................................13 水沉工段物料衡算 ................................................................................................14 乙醇回收工段物料衡算 ........................................................................................15 二次濃縮的物料計算 ............................................................................................15 設(shè)備工藝計算 ...............................................................................................................16 熱量計算 .......................................................................................................................20 多功能提取罐熱量計算 ........................................................................................20 雙效濃縮器熱量計算 ...........................................................................................21 乙醇回收塔熱量計算 ...........................................................................................22 水沉段熱量計算 ...................................................................................................23 二次濃縮熱量計算 ...............................................................................................24第 4 章 主要設(shè)備設(shè)計 .............................................................................................................26 基礎(chǔ)數(shù)據(jù) .......................................................................................................................26 直徑、高度計算 ...........................................................................................................26 壁厚設(shè)計 .......................................................................................................................27 筒體壁厚 ................................................................................................................27 標(biāo)準(zhǔn)橢圓封頭壁厚 ................................................................................................28 錐形封頭壁厚： ....................................................................................................29 夾套設(shè)計 .......................................................................................................................31 附件的選擇 ....................................................................................................................31 視鏡 ........................................................................................................................31 管法蘭 ....................................................................................................................31 耳室支座 ................................................................................................................32 清洗球 ....................................................................................................................32 橢圓形封頭尺寸 ....................................................................................................32 .......................................................................................................32 人孔 ........................................................................................................................32 溫度計\壓力表接管 ..............................................................................................33第 5 章 車間設(shè)備布置設(shè)計 .....................................................................................................34 車間設(shè)備布置設(shè)計概述 ...............................................................................................34 車間設(shè)備布置設(shè)計原則 ........................................................................................34 車間設(shè)備布置方案 .......................................................................................................35齊齊哈爾大學(xué)畢業(yè)設(shè)計（論文）III 車間組成 ................................................................................................................36第 6 章 公用工程 .....................................................................................................................37 動力（水、電、汽、氣） ...........................................................................................37 蒸汽用量計算 ........................................................................................................37 電力用量計算 ........................................................................................................37 水用量計算 ............................................................................................................38 空調(diào)部分 .......................................................................................................................39 車間潔凈級要求 ..................................................................................................