分子篩吸附劑在石化對二甲苯吸附分離裝置中的應(yīng)用研究.pdf

1、天津大學碩士學位論文分子篩吸附劑在石化對二甲苯吸附分離裝置中的應(yīng)用研究姓名：張寶忠申請學位級別：碩士專業(yè)：化學工程指導教師：何志敏冷家廠20061201ABSTRACTWiththedevelopmentofmaterialscience，well—performedmoleculai“sieveadsorbenthasbeenunderresearchinganditsapplicationareaiswideningwiththet

2、imeItisplayingmoreandmoresignificantroleinsomeimportantfieldslikeenergyandenvironmentThisthesishassummarizedthehistoryofthedevelopmentofmolecularsieveadsorbent，itsnatureandtestmethodaswellasmajorapplicationareaIndustrial

3、trialhasbeenconductedontheAdsorption&SeparationSystemofPXUnitofTianjinPetrochemicalAromaticsBusinessTheresearchconcludesthatthepurityofPXwasimprovedfrom9970％to9989％andtheyieldfrom975％to99O％withtheapplicationofnewADS一27Ad

4、sorbentExcellentoperationdataandexperiencehasbeenobtainedfromtheresearchInaddition，thethesishasmadethoroughandelaborateanalysisandstudyfromtheperspectiveofprocesscondition，controlsystem，mechanicalleakage，adsorbentnaturea

5、nddifferentialpressurebetweenbedsItcomestoaconclusionthatrelevantweakstrengthofadsorbentandlocaldamageofgndsisthefundamentalreasonofsuperhighdifferentialpressurebetweenparticularbedsBackflushingprogramwascarriedoutatnon—