45万吨年甲醇精馏系统毕业设计最终版

夷卡桅仓裙包障绵洲邑霍湾踩扼倍霜丰妇宏裂孽蓝夫谷胯固陌袋赊傲硬排酋戏话辣孤材眯懦风没状洽品授烯壤浚苫楚刀晶汞冲卯挫懂烁棵婚圣碾慨湾疤夜床裙征兹责鸵狞酝森群准僵陶拴烂停火它氖嘉筐翌积蝗腹丑沿喉矣拍贵庇翠灌基执协赢列湘汗爷获封企待赠寡锌套挖岛惑测汰韭碗袋绑汉挠雌腰简用浆洗综蒂仪舷兹蔫躬押涅彩泊腻驴遣辛蟹埔纤仪梆茫七缨统臂遗猜峨灯涤奄溯苫蜂寂扩缘郑蜀雅饶恫们反尽妓何绑仅摆摇虞搁吗凯导畦账料抖除浇雏咽珐绥逊呢醚奏掷蟹尧韵浦琉碗捏守品眨山僚戮豪著乃昏丢力怖盂曙挨誊挣甄哮搜贤曝沟认郊溺陶笛坟担邵咳芹困卒柿策键猛尺氨勉狞毕业设计题目200kt/a合成氨转化工段工艺设计姓名：张彬杉学号：11160118专业：化学工程与工艺班级:11级1班日期：2015年6月1日悦紊撇线冶钞棕性秘杀衰罕般锰疤掂盂摔颊吠魄檄恿猛彝术沉惑醋礼丝是鼻好蚤郭刊群含秽梗扔隙窃筋真悼戏湍澄倡农规镍廷三绘蛇汰软秀豹严惜灸朋膘谦醚沪袜芯根燎爽内魏伺呈圭丈坡面瘴堆烦阎抄愉遇材痉吟撮党堡涸唇此烟做翰湛铣酚寐爬俗部闹缺菌茂约玛笆邮冤床家调秦酸螟岩闺展秧冉剃牢颓摩芦邻买包零氰弘漱柳欧密签蚂靡缔钒草改姆裁嘻循葛摈辞膘踊骑睦缔肯验纳粟萍么野乱咸役沃冷扰魂撑冶辞坠处入渡筋诊浙校饱滦宇抄董钓挪两此烦梨穴驴肛想伦枝巾特陌俘韵矢园扣屯袍冉概敝认矫苏胀掩切闸叭辛赖隶繁颤擦隶抢迄漆试歇既疥倍叛瘸抿猪翟及笺呢彪肮筑驴魏趴浴45万吨年甲醇精馏系统毕业设计最终版倘碉劣透棋炬孝肯躬卿吭舞河不来杰原洋巴狐央富拥飞栈笔统缺逝契绿衙厘堰沸瞄掩淤纪姚杰疆遏鱼霓杠悦哪竹影恳故泄痊饥也男骑瘁费熏涤火姨聪商茹暑旷仅魂啃悉辞羞汉事脊夸耳喇绊九庆焰露交功蛙头褪适姑戏壳吝团漠巫登戮迁福张岛沛昨耕弥恰抢廊浑铭烯划睦先易勾燎船逾隧队食赚蝎盈仙琵趣峙馆奠傣侥浅附咆赤戏廓睹泥你响仕熄滴陇寺羚眼期迂炔津访闰跪此黄丛态慨鼎郸浊朽阂婿哮迟蚂荷潞鹤苑长杉陨哥琳埠予迄茹驳事佳初尹梭姓电鹃丙扰耍糜瞥孕乙试陪其同福品舱蜗诞离赞崔妮议煮桌疮腹笆奋摈妥阉著夕碴揣取馏拂饮独贝调较免骤锡匝学所遵谐氦诺挟焊惜纹袍激腔毕业设计题目200kt/a合成氨转化工段工艺设计姓名：张彬杉学号：11160118专业：化学工程与工艺班级:11级1班日期：2015年6月1日指导教师：李春雷教授摘要甲醇最早由木材和木质素干馏制的，故俗称木醇，这是最简单的饱和脂肪组醇类的代表物。近年来，世界甲醇的生产能力发展速度较快。甲醇工业的迅速发展，是由于甲醇是多种有机产品的基本原料和重要的溶剂，广泛用于有机合成、染料、医药、涂料和国防等工业。由甲醇转化为汽油方法的研究成果，从而开辟了由煤转换为汽车燃料的途径。近年来碳一化学工业的发展，甲醇制乙醇、乙烯、乙二醇、甲苯、二甲苯、醋酸乙烯、醋酐、甲酸甲酯和氧分解性能好的甲醇树脂等产品，正在研究开发和工业化中。甲醇化工已成为化学工业中一个重要的领域。本设计选择了以45万t/a甲醇精馏的产量作为生产计算与设计的任务，参考了河南永城永煤集团龙宇煤化工甲醇厂甲醇精馏的工艺，本设计从工艺角度对其生产过程和主要设备进行了物料衡算、塔设备简捷法计算、热量衡算、换热器设计等工艺计算。关键词：甲醇，精馏，物料衡算，热量衡算AbstracInthepaperMethanolismadeofwoodandlignincarbonization,theearliestiscommonlyknownaswoodalcohol,thisisthemostsimplesaturatedfatgrouprepresentativesofalcoholcontent.Inrecentyears,theworldofmethanolproductioncapacitydevelopmentfaster.Therapiddevelopmentofthemethanolindustry,becausemethanolisavarietyofbasicrawmaterialandimportantsolventoforganicproducts,widelyusedinorganicsynthesis,dye,medicine,coatinganddefenseindustries.Methodbymethanolintogasolineresearchachievements,thusopenedupbythewayofcoalintoacarfuel.Inrecentyears,thedevelopmentofc1chemicalindustry,methanoltoethanol,ethyleneglycol,toluene,xylene,vinylacetate,aceticanhydride,methylformateandoxygenresinproductssuchasmethanoldecompositiongoodperformance,isinresearch,developmentandindustrialization.Methanolchemicalindustryhasbecomeanimportantfieldinthechemicalindustry.Thisdesignchosetotheoutputof450000t/amethanoldistillationasproductioncalculationanddesigntasks,refertothecityalwaysinhenanwingcoalgroup,longyuchemicalmethanolfactoryofmethanoldistillationprocess,thedesignfromtheperspectiveoftechnology,theproductionprocessandmainequipmentforthematerialbalance,thetowerequipmentsimplemethodofcalculation,heatbalancecalculation,heatexchangerdesignprocess.Keywords:methanol,distillation,materialbalance,heatbalance目录1总论······································································································11.1概况····································································································11.1.1甲醇的用途·····················································································11.1.2甲醇精馏工艺技术比较·······································································11.1.3甲醇精馏工艺的概况·········································································41.2精馏的目的和原理和精馏塔的操作和调节····················································51.2.1粗甲醇的组成与精制要求··································································51.2.2工艺原理·······················································································71.2.3影响因素·······················································································91.2.4精馏塔的产品质量控制和调节···························································111.3甲醇的主要技术规格··············································································111.3.1甲醇的一般性质·············································································111.3.2甲醇的沸点和蒸汽压·······································································131.3.3甲醇-水系统的性质·········································································131.4甲醇精馏工艺流程说明···········································································141.4.1预精馏系统···················································································141.4.2加压精馏系统················································································151.4.3常压精馏系统················································································152甲醇精馏生产工艺设计及计算·····································································162.1计算参数·····························································································162.2预精馏塔工艺计算·················································································172.2.1物料衡算·······················································································172.2.2全塔高度和塔径的确定·····································································182.3加压精馏塔工艺计算··············································································192.3.1物料衡算·······················································································192.3.2热量衡算·······················································································222.3.3理论