简介:Asanon-standardcoreequipmentofthe-101℃classrectisolunit,thehydrogensulfide/carbondioxideabsorberfabricatedbytheWuhanDonghaiHeavy-dutyPetrochemicalEquipmentManufacturingCompanyhassuccessfully
简介:OnOctober18—19,2018,threeR&DachievementsforrealizingtheChinesecontentofcoalchemicalindustry,includingtheDCSsystemforSinopec’slargecoaldeepprocessingproject,themethanolsyngascompressortrain,andthelargewater-cooledandgas-cooledmethanolsynthesisreactors,hadpassedtheappraisalinOrdoscityofInnerMongolia.ItislearnedthatthesethreeprojectsarebeingappliedforthefirsttimeinChina’scoalchemicalindustrytosymbolizenewbreakthroughsintheChinesecontentofmajorequipmentownedbytheSinopecCorp.,whichboastsarangeofindependentintellectualpropertyrightstopushforwardthetechnicaladvancementofnationalindustry.
简介:The^Siand^1Hhigh-resolutionliquid-phaseNMRhasbeenusedtoinvestigatethehydrolysisprocessofthetetraethylorthosilicate(TEOS).^1H-NMRspectroscopyshowsthatthehydrolysisofTEOSinTPAisfasterthaninTEA.TheimpactsofTPAandTEAontheTOEShydrolysisprocessanditshydrolyzedproductdistributionhavebeenobservedby^29Si-NMRrespectively.Theinfluencesofwaterandtheisopropylalcoholonhydrolysishavealsobeendiseussed.ThepresenceofTBOTmarksanevidentdifferentiationbetweenTPAandTEAforhydrolysisin^29Si-NMRspectra.
简介:Thispaperhasstudiedthevapor-liquidequilibrium(VLE)forthesalt-containingextractivedistillationofthe1-propanol/watersystem.BinaryVLEdataweremeasuredforthesystemsof1-propanol(1)/KAc(4),ethanediol(3)/KAc(4),and1-propanol(1)/ethanediol(3),withtheVLEdatacorrelatedwiththeNRTLmodelinordertoobtainthemodelparametersofthesebinarysystems.ThebinaryVLEdatacitedintechnicalliteraturewerecorrelatedtoobtainthemodelparametersforotherbinarysystems.VLEdataofternaryandquaternarysystemspredictedbytheNRTLmodelagreedwellwiththeliteraturedata.TheinfluenceofKAc,ethanediol,andtheKAc/ethanediolmixtureonvolatilitybetween1-propanolandwaterwasinvestigatedrespectively.Testresultsshowedthattheabove-mentionedmaterials(KAc,ethanediol)andtheirmixture(KAcandethanediol)havedifferentinfluenceonthevolatility.Whenx3=0.5,andx4=0.05,theazeotropicpointcanbeeliminated.TheNRTLmodelmethodofsalt-containingVLEissimpleandeffectiveforthepredictionofthesystem’sVLEdata.
简介:Theproject“R&DofFCCtechnologycapableofproducinggasolinecomponentmeetingtheEuroⅢstandardcoupledwithincreasedpropyleneyield”jointlyperformedbyRIPP,JiujiangRefinery,ZhenhaiRefinery,LuoyangRefinery,andQiluCatalystFactoryhadpassedonJuly23,2005thetechni-calappraisalorganizedbySINOPECTechnologyDevelop-mentDivision.