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畢業(yè)設(shè)計:2萬噸味精工藝設(shè)計-全文預(yù)覽

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【正文】 選廠經(jīng)過 ........................................................................................ 4 環(huán)境保護(hù)劑廢物處理 ........................................................................... 4 ................................................................................................... 6 工藝流程設(shè)計 ....................................................................................... 6 工藝流程設(shè)計的重要性 .................................................................. 6 工藝流程設(shè)計的原則 ..................................................................... 6 工藝流程設(shè)計 ................................................................................. 6 玉米制備淀粉工藝 ................................................................................ 7 濕法玉米淀粉制備工藝過程 ........................................................... 7 濕法玉米淀粉生產(chǎn)的主要設(shè)備 ....................................................... 8 玉米淀粉生產(chǎn)工藝技術(shù)指標(biāo) ........................................................... 8 淀粉糖化工藝 ....................................................................................... 9 概述 ................................................................................................. 9 一次噴射雙酶法制糖工藝流程 ....................................................... 9 一次噴射雙酶法制糖工藝控制要點(diǎn) ................................................ 9 發(fā)酵工藝 ............................................................................................. 10 谷氨酸提取工藝 ................................................................................. 10 概述 ............................................................................................... 10 谷氨酸發(fā)酵液的特征和主要成分 .................................................. 10 等電點(diǎn) — 離子交換法提取谷氨酸 ...................................................11 谷氨酸制造味精工藝 .......................................................................... 12 ................................................................................................. 13 生產(chǎn)過 程的總物料衡算 ...................................................................... 13 陜西理工學(xué)院畢業(yè)設(shè)計 第 IV 頁 生產(chǎn)能力 ....................................................................................... 13 計算指標(biāo)(以淀粉質(zhì)為原料) ..................................................... 13 物料衡算 ....................................................................................... 13 總物料衡算結(jié)果 ............................................................................ 14 制糖工序的物料衡算 .......................................................................... 14 發(fā)酵工序的物料衡算 .......................................................................... 15 谷氨酸提取車間物料衡算 ................................................................... 17 中和等電工序 ................................................................................ 17 離交工序 ....................................................................................... 18 提取車間物料衡算驗(yàn)算 ................................................................. 18 精制車間物料衡算 .............................................................................. 19 中和脫色工序物料衡算 ................................................................. 19 精制(結(jié)晶)工序物料衡算 ......................................................... 20 精制生產(chǎn)過程物料衡算圖 ................................................................... 20 ................................................................................................. 23 液化工序熱量衡算 .............................................................................. 23 液化加熱用蒸汽量 ........................................................................ 23 液化液冷卻用水量 ........................................................................ 23 糖化工序熱平衡說明 .......................................................................... 23 連續(xù)滅菌和發(fā)酵工序熱量衡算 ........................................................... 23 培養(yǎng)液連續(xù)滅菌用蒸汽量 ............................................................. 23 培養(yǎng)液冷卻用水量 ........................................................................ 24 發(fā)酵罐空罐滅菌用蒸汽量 ............................................................. 24 發(fā)酵過程產(chǎn)生的熱量及冷卻用水量 .............................................. 25 谷氨酸提取工序冷量衡算 ................................................................... 25 谷氨酸鈉溶液濃縮結(jié)晶過程的熱量衡算 ............................................ 25 熱平衡與計算蒸汽加熱量 ............................................................. 26 二次蒸汽冷凝所消耗循環(huán)冷卻水量 .............................................. 26 干燥過程的熱量衡算 .......................................................................... 27 溴化鋰制冷機(jī)所用蒸汽量 ................................................................... 28 生產(chǎn)過程耗用蒸汽衡算匯總 ............................................................... 28 ..................................................................................................... 29 糖化工序用水量 ................................................................................. 29 發(fā)酵配料及培養(yǎng)基滅菌后冷卻用水量 ................................................ 29 發(fā)酵過程冷卻用水量 .......................................................................... 29 谷氨酸提取工序冷卻用水量 ............................................................... 29 中和脫色工序用水量 .......................................................................... 29 精制工序用水量 ................................................................................. 29 動力工序用水量 ................................................................................. 29 用水量匯總 ......................................................................................... 29 型及計算 ............................................................................. 31 陜西理工學(xué)院畢業(yè)設(shè)計 第 V 頁 罐的選擇 ............................................................................................. 31 發(fā)酵罐 ........................................................................................... 31 種子罐 ..........
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