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ID:36647852
大小:1.61 MB
页数:69页
时间:2019-05-13
《锦化集团4万吨年PVC装置中704m3聚合釜国产化研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、北京化工大学硕士学位论文锦化集团4万吨/年PVC装置中70.4m<'3>聚合釜国产化研究姓名:孙杰申请学位级别:硕士专业:机械工程指导教师:徐鸿;李宏道2002.5.15锦化集团4万吨/年PVG装置审70.4m3聚台釜囡产化研究摘要本文通过对PVC生产所稻的聚合釜的结构及性能分析,确定70.4m{聚合釜在实际生产中有极具雅广价德魄貔点,从薅将其作为PVC生产装置国产化的主攻方向,并最终确定其设计过程,同时对三叶后掠式聚合釜搅拌器应用予生产所取得的实际效果进行总结,得出如下结论:<1)70,4孺3聚合釜在嗣其它容积戆釜相琵较利熏率为最高,接产70.4m’聚合釜的应用将会获得最高的经
2、济效益。(2)70.4d聚合釜釜体在实际生产中有结构合理、性能优越等特点;(3)70。4m3聚合釜釜体及釜用三时后擦式搅l睾器设计、开发与实际应用已经获得成功。(4)70.4m3填补我国不能生产大型聚合釜的空白。(5)促进萄产70。4心聚合釜的掭广应翔;(6)提裹我国PVC的生产水平。(7)为投资方节约大量外汇及资金。这些结论首次全面纲致的对聚氯乙烯生产装置中聚合釜的有关性能、结擒进行分梧,确定70.4m3聚合釜酶謦产化具有最楚蟹酶推广应用前景,并对其整体设计进行了计算和说明,为我国聚氯乙烯工业国产化提供了很好的借鉴。关键谰:PVc,聚合釜,凰产化,匍D氐ASTUDYONHOME
3、MADE70.4m3POLYMERICKETTLEFORPVCUNITOF40,000t/aINJINXICHEMICALFACTORYABSTRACTInthisthesis.throughfunctionalandstructuralanalysesitiSdeterminedthatforpolymerickettleinpolyvinylchloride(Pvc)unitof40,000t/aavolumeof70.4m3isoptimumforeconomicandengineeringpracticalreasons.Thus,thestudyondesignofpo
4、lymerickettleof70.4m’isamaintaskforhomemadePVCunitof40,000t/a.Themaincontentsofmechanicaldesignofme70.4m3polymerickettlearepresentedanddiscussedinthethesis.Themajorconclusionsofthisstudyareasfollows:(1)The70.4m。polymerickettlehasthehi曲estvolume-usageratethantheonesofothersize.Apopularizationo
5、ftheuseof70.4m3polymerickettlewillobtainthehi【ghesteconomicprofit.(2)The70.4m’polymerickettlehasthemeritsofrationalstructureandreliablefunctionsinpracticalproduction.(3)Thedevelopment,designandfabricationofthe70.4m3polymerickettlewithadvancedagitatingdeviceofthree--sweepback-·bladeimpellerhav
6、ebeencompleted.Ithasalreadybeensuccessfullyusedinpracticalproduction.(4)ThevacancythatChinaCannotmakelargepolymerickettleshasbeenfilledupwithit.(5)Thepopularizationofhomemadepolymerickettleshasbeenpromotedbythespreaduseofthe70.4m3polymerickettle.(6)ThetechnologyandthroughputofPVCproductioninC
7、hinahasbeenimproved.(7)Byuseofhomemade70.4m’polymerickettle,largeamountofforeignexchangeandfundsaresavedfurChineseinvestors.Thestructuralanalysis,designcalculations,functionexplanationsandexperiencesofthe70.4m’polymerickettlepresentedinthethe
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