【正文】 toine 方程求算，即 (2)oBlgpAtC???式中 ：t ——物系溫度，℃——飽和蒸汽壓，KpaoA，B，C ——Antoine 常數(shù)其中： 丙酮的常數(shù) A= B= C= 二氯甲烷的常數(shù) A= B= C=(2)塔內(nèi)操作壓力 ：表 3－2 塔內(nèi)操作壓力飽 和 蒸 汽 壓　Pa組分塔頂 進(jìn)料 塔底丙酮(B) 二氯甲烷 (A) 351 (4)平均相對揮發(fā)度為：塔頂 ： ???進(jìn)料 ： ?塔底 ： 176。()=二氯甲烷： 247。濾液分成兩部分一部分送回反應(yīng)釜(R101)繼續(xù)利用，另一部分通道反應(yīng)釜(R107) 中與加入的氯化氫溶液反應(yīng)半小時(shí)，然后把反應(yīng)液通入水處理車間。所以本設(shè)計(jì)采用界面縮聚光氣法。(3)結(jié)合國情，因地制宜工藝流程的選擇從技術(shù)角度來說，應(yīng)盡量采用新工藝、新技術(shù)，單從具體情況考慮，并不必選擇國外的先進(jìn)的技術(shù)。(一)根據(jù)車間對勞動(dòng)保護(hù)的設(shè)計(jì)規(guī)范《工業(yè)企業(yè)設(shè)計(jì)衛(wèi)生標(biāo)準(zhǔn)》—TJ3679 規(guī)定：浴室：衛(wèi)生等級為一級、二級的車間應(yīng)設(shè)車間浴室，三級在車間附近貨場去附近設(shè)集中浴室，四季可在居住區(qū)設(shè)集中浴室。歐洲受氣候影響, 對制造絕熱玻璃的薄膜和片材需求較高 , 占全球該類產(chǎn)品總消費(fèi)量的25%。由于全球金融市場惡化和經(jīng)濟(jì)衰退帶來的影響，來自聚碳酸酯(PC)和環(huán)氧樹脂工業(yè)需求的疲軟，而導(dǎo)致雙酚 A(BPA)市場的不振，將可能會(huì)持續(xù)到年底。III年產(chǎn) 10 萬噸聚碳酸酯化工廠畢業(yè)設(shè)計(jì) 目 錄1 概述 .........................................................................................................................................1 設(shè)計(jì)依據(jù) ...........................................................................................................................1 課題背景 ....................................................................................................................1 我國聚碳酸酯產(chǎn)業(yè)現(xiàn)狀 ............................................................................................1 國際聚碳酸酯需求概況 ............................................................................................2 設(shè)計(jì)依據(jù) ...........................................................................................................................3 設(shè)計(jì)原則 ...........................................................................................................................3 設(shè)計(jì)任務(wù) ...........................................................................................................................3 勞動(dòng)安全衛(wèi)生 ..................................................................................................................42 工藝設(shè)計(jì) .................................................................................................................................5 工藝流程設(shè)計(jì) ...................................................................................................................5 工藝流程設(shè)計(jì)的重要性 ...........................................................................................5 工藝流程設(shè)計(jì)的原則 ...............................................................................................5 工藝流程選擇分析與研究 .......................................................................................5 工藝流 程設(shè)計(jì) ...........................................................................................................6 生產(chǎn)工藝流程敘述 ....................................................................................................7 工藝流程設(shè)計(jì)參數(shù) ....................................................................................................8 工藝計(jì)算 ...........................................................................................................................8 物料衡算 ........................................................................................................................8 熱量衡算 ......................................................................................................................143 工藝計(jì)算與設(shè)備選型 ...........................................................................................................18 塔的工藝與選型 ............................................................................................................18 T101 .........................................................................................................................18 最小回流比的計(jì)算 ..................................................................................................19 全塔理論塔板數(shù) ......................................................................................................20 精餾段理論塔板數(shù) .................................................................................................21 板效率及實(shí)際塔板數(shù) ..............................................................................................22 塔和塔板主要工藝尺寸計(jì)算 ..................................................................................22 塔板負(fù)荷性能方程 ..................................................................................................26 氣流干燥器的工藝計(jì)算與選型 ....................................................................................31 過濾設(shè)備的工藝計(jì)算與選型 ........................................................................................354 設(shè)備型號一覽表 ...................................................................................................................38 泵的選擇 ........................................................................................................................38 容器、罐的選擇 ............................................................................................................39 冷凝器、再沸器的選擇 .................................................................................................405 廠制和廠址選擇 ....................................................................................................................42 廠制概況 .........................................................................................................................42 工廠組織 ..................................................................................................................42 工作制度 ..................................................................................................................42 人員配備 ..................................................................................................................42 廠址選擇 .........................................................................................................................43 建廠依據(jù) .................................................................................................................43 指導(dǎo)方針 .................................................................................................................43 選廠經(jīng)過 ...........................