【正文】 .......................... 8 主要輔料的質(zhì)量標(biāo)準(zhǔn) ................................................................................... 9 水的質(zhì)量標(biāo)準(zhǔn)（外觀 理化指標(biāo)及要求） .............................................. 10 成品品種及質(zhì)量標(biāo)準(zhǔn) ................................................................................ 12 主要工藝技術(shù)參數(shù) .................................................................................... 12 生產(chǎn)工作制度 ........................................................................................... 13 環(huán)保措施 ................................................................................................... 13 CO2回收利用 ................................................................................... 13 雜醇油回收 ...................................................................................... 14 液體、固體 CO2 (干冰 ) 的制備和貯運(yùn) ......................................... 14 酵母回收 .......................................................................................... 14 酒精糟回收 ...................................................................................... 15 第 3 章 酒精生產(chǎn)工藝流程的設(shè)計(jì)及說明 ............................................. 16 酒精的性質(zhì)、用途及生產(chǎn)方法概述 ......................................................... 16 性質(zhì) .................................................................................................... 16 用途 .................................................................................................... 16 玉米原料生產(chǎn)酒精流程 .................................................................... 16 酒精生產(chǎn)工藝流程的確定 ......................................................................... 16 工藝條件及說明 ......................................................................................... 17 玉米粉供應(yīng)工序 ................................................................................ 17 液化糖化工序 ..................................................................................... 17 發(fā)酵工序 ............................................................................................. 18 酒精蒸餾 ............................................................................................. 19 第 4 章 酒精生產(chǎn)過 程中的物料和熱量衡算 .......................................... 24 物料及熱量衡算 ......................................................................................... 24 成熟醪量的計(jì)算 ................................................................................ 24 發(fā)酵工段物料衡算 ............................................................................ 24 液糖化工段物料衡算 ........................................................................ 31 東北電力大學(xué)學(xué)士學(xué)位畢業(yè)論文 II 蒸餾工段物料衡算 ............................................................................. 34 水、電、汽消耗的計(jì)算 ............................................................................. 42 耗水量的計(jì)算 .................................................................................... 42 蒸汽消耗量的計(jì)算 ............................................................................ 43 供電設(shè)施的計(jì)算 ................................................................................ 43 第 5 章 設(shè)備選型的計(jì)算 ................................................................. 45 液糖化工段 ................................................................................................. 45 糖化罐 ................................................................................................. 45 閃蒸罐 ................................................................................................. 49 液化罐 ................................................................................................. 50 維持罐 ................................................................................................. 50 發(fā)酵工段 ..................................................................................................... 51 酒母罐 ................................................................................................ 51 發(fā)酵罐 ................................................................................................ 51 蒸餾工段 ..................................................................................................... 44 精餾塔 ................................................................................................ 53 第 6 章 重點(diǎn)設(shè)備 —— 粗餾塔 ........................................................... 64 粗餾塔概況 .................................................................................................. 64 粗餾塔板類型及結(jié)構(gòu) .................................................................................. 64 泡罩塔板 ............................................................................................. 64 （ SD）型塔板 .................................................................................. 64 導(dǎo)向篩板 ............................................................................................. 65 浮閥 波紋篩板 ..................................................................................... 65 斜孔塔 ................................................................................................. 66 粗餾塔的計(jì)算 .............................................................................................. 66 第 7 章 總體平面設(shè)計(jì)及全廠定員 ...................................................... 71 總體平面設(shè)計(jì)的原則及要求 ...................................................................... 71 依據(jù) .................................................................................................... 71 基本原則 ............................................................................................ 71 要求 .................................................................................................... 71 全廠總平面設(shè)計(jì) ................................................................................ 71 全廠定員 ..................................................................................................... 72 生產(chǎn)部門 ...............................................................................