烴在醇-水溶液中溶解度的研究.pdf

1、石油大學(xué)（華東）碩士學(xué)位論文烴在醇水溶液中溶解度的研究姓名：韓廣河申請學(xué)位級別：碩士專業(yè)：化學(xué)工程指導(dǎo)教師：郭緒強(qiáng)20030401AbstractMethan01andethyleneglycolarewidelyusedinthepetroletanengineeringtopreventhy&ateformationincasesofnaturalgasproduction，transportationandprocessingpr

2、ocesses，oracceleratehydmtedissociationinthedevelopmentofhydrateundergroundThisstudyfocusesonthesolubilityofnatllralgasintheaqueoussolutionsofmethanolandethyleneglycol，alltheWOrkdonemayhelptOmakefatherunderstandingofthepr

3、opertyandstateofthewholesystemwhichmayformhydrate，aswellastheconcentrationofgasesinaqileonssolutionsofalcoholsbeforehydrateformationorafteritsdissociationAtthesametime，calculationsbasedonPRandValderramaWascarriedoutinthi

4、sWOrkThemajorexperimentalandmodelingworkaccomplishedinthisthesisarebrieflydescribedasfollows：1FacilitiesofRUSKAPVTandthedoublecellmercuryfreeROPPVTsystemandmethodofdirectliquidsamplecollectionwereusedformeasuringthesolub

5、ilitiesThecompositionofmethaneandethaneintheflashedgasWasdeterminedusingoCp18902Solubilitiesofmethaneethaneandtwomixtures(9013％methaneplus987％ethane，8173％methaneplus18r27％ethane)weremeasuredsystematicallyinwater／pilrealc

6、oholsaswell嬲aqueoussolutionsofmethanol／ethyleneglycolatvariesconcentrations(20，40，60，80we／o)Thepressurerangesfrom50to400barformethaneandthetwogasmixtures5to40barforethane111etemperaturerangeis：2832—3032Kforpuregasspecies

7、and27522832KforthestudiedgasmixturesAtotalof529solubilitydatawereobtained3Asthewateralcoholsystemisconcernedbecauseofthepolarityandassociation，itiSdi伍culttopredictthephaseequilibrium，hereValderrama(19901andtheamendedPREO

8、SproposedbyDuGuowereappliedandextensivelytestedtogivesolubilitypredictionInbothEOS，theattractivetermofmixingruleswasmodifiedtodescribetheactualbehaviorandinteractionofmoleculesGoodresultswereacquiredusingthesetwomodified