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GSE’s Liquid-Liquid Extraction EnVision simulation is a rigorous and high-fidelity mathematical process model that provides a realistic dynamic response of a liquid-liquid extraction system with specific simulation exercises.
Liquid – Liquid Extraction Simulation
GSE Systems www.gses.com/EnVision
• SimulationcomeswithaLearningManagementSystem(LMS)calledSimAdminthatallowsaninstructortoregistertrainees and monitor their performance
• SimulationisavailableasStandalone(SingleorDualMonitor)andInstructor-Traineeversions
EnVisione-Learning & Universal Simulation
Liquid - Liquid Extraction SimulationEnVision
Process Overview:
Thissimulationmodelwillhelpinunderstandingtheprinciplesofaliquid-liquidextractionsystem,usingtheproductionofglacialaceticacidasanexample.Thesimulationmodelconsistsofanextractioncolumnandadehydrationcolumn.Themainfeedtotheextractioncolumn,abinaryliquidmixtureofaceticacidandwater,entersthecolumnatthetopasacontinuousphase. Ethyl acetate is used as a solvent to separate acetic acid from the acetic acid-water mixture and enters the column at thebottomasadispersedphase.Intheextractionprocess,aceticacidispreferentiallytransferredfromthefeedtothesolventethylacetateascomparedtowater.Thesolventrichphase,calledextract,exitsfromthetopoftheextractioncolumn,whilethewaterrichphase,calledraffinate,exitsfromthebottomoftheextractioncolumn.
Theaceticacidintheextractisseparatedfromthesolventethylacetateinadehydrationcolumn.Themajorityoftheseparatedsolventisrecycledbacktotheextractioncolumnforreuse.Theaceticacid,thusobtainedasproductisof99%purityandiscalled glacial acetic acid.
EnVision
EnVision™isatrademarkofGSESystems,Inc.Allothertrademarksarethepropertyoftheirrespectiveowners.Theinformationinthisliteratureissubjecttochangewithoutnoticeandisnottobeconstruedasawarranty.
DS.ENV.54.VA 06/16
Simulation Features:
• Effect of changes in Extraction Column Feed Flow
• Effect of changes in Extraction Column Feed Composition
• Effect of changes in Extraction Column Feed Temperature
• EffectofchangesinCoolingWaterTemperature
GSESystems,Inc. 1332LondontownBoulevard,Suite200,Sykesville,Maryland21784USA
T:+1410.970.7800T:800.638.7912(U.S.only)F:+1410.970.7997E:[email protected]
Major Operations for Trainee Practice:
• Startup and Shutdown Operations
• UnitControlStrategiesandOperations
• TroubleshootingLossinFeed,CoolingWaterandLPSteamMalfunctions
• TroubleshootingInstrumentandControlValveMalfunctions
• MalfunctionRecoveryActions