丙烯腈裝置吸收塔尾氣處理技術研究.pdf

1、學校代碼：10270㈣燃緲分類號：TQ0283上磣腳范大季碩士專業(yè)學位論文丙烯腈裝置吸收塔尾氣處理技術研究學院：生僉皇坯垣型堂堂瞳專業(yè)學位類別：工程碩士專業(yè)領域：化學工程研究生姓名：李超指導教師：宴B夏主完成日期：2017年9月AbstractAtpresent，theproductionofacrylonitrile—ammoniaoxidationmethodisthemainstreamtechnologyofdomesticpr

2、oductionofacrylonitrileplant，thisprocessisnotabsorbedintheproductionprocessfornitrogen，nonmethanehydrocarbons(propyleneandpropane)，gasacrylonitrileandhydrocyanicacidcarbonmonoxide，carbondioxideandnitrogenoxidestotheatmos

3、phereofthedirectdischargeofselfabsorptiontowertopTheacrylonitrileabsorptiontowerofexhaustgasinthematerialaredeadlyharmfulsubstancesonthehumanbodVsuchashydrocyanicacidandacrylonitrilearehighlytoxicsubstancesHydrocarbons，c

4、arbonmonoxideandnitrogenoxidesintheexhslustgasofacrylonitriletoacertainextentontheenvironmentcausedbypollutionsothetreatmentofacrylonitrileabsorptiontoweroftailgastreatmenttechn0109v，thecontentofharmfulsubstancesdischarg

5、edintotheenvironmenttomeetthenationalenvironmentalstandards，isparticularlyimportantThisarticlefromtheunitinvestmentcost，technicalperformance，technicalandeconomicindexes，thepropertiesofcatalysts，differentpropyleneDuritvun

6、derthematerialbalanceandenergysavingandenvironmentalprotection，comparedtheprocessingtechnologyofnODmethanehydrocarbontailgasabso‘ptiontowerintheprocessingtechnologyofnitrogenoxideandacrylonitrileintheworld，finallychoosin

7、gthecatalyticincinerationtechn0109YforthetreatmentofnonmethanetotalhydrocarbonselectivecatalyticreductionofnitrogenoxidestreatmenttechnologyThecatalyticcombustioncatalystforEnvicatPROVOCPt／PdClariant，noblemetalcatalyst，d

8、enitrationcatalystforDNX—LD，Topsoe，ceramiccorrugatedplateThemainequipmentofthedevicewithagasheatexchangerpreheating，aC0reactoraevaporatortwoCOreactortwostageevaporatorSCRreactorali3_11“10nlaairmixerelectricbeaterammoniai

9、njectiongridandboileretc。Colleaguesdescribedindetailtherawmaterialpropyleneinvariouspurityconditions，theoperatingconditionsoftheequipment，controlandadjustmentmethodsAcrylonitrileabsorptiontowerexhaustafteraCeactortwoCOre