埃克森美孚和巴斯夫验证高选择性、低能耗的脱硫溶剂

Experimentalstudyondesulfurizationofnaturalgaswithhighsulfurcapacityiron鄄basedcatalyst

FANWei

(SinopecPetroleumEngineeringandConstructionCorporation,Beijing100020,China)

process,afieldexperimentalresearchwascarriedoutusingahighsulfurcapacityiron鄄basednaturalgasdesulfurizationcatalystandwiththetowerheightofbelow10m;thesurfactantpromotedsulfurparticlesizesweregreaterthan50滋m;and,aftermeltingsulfur,thesulfurqualityaccordswiththequalifiedindex.Thecorrosionofpoorliquidandrichliquidwasalsotested,andthefactorsaffectingthecorrosionwereinvestigated.Theresultsofexperimentalresearchcanprovideareferenceforthepopularizationandapplicationofthehighsulfurcapacitydesulfurizationcatalystinengineering.melting;surfactant

Abstract:Inordertosolvetheproblemsoflowsulfurcapacityandpoorabsorptionefficiencyofthetraditionalwetredox

anefficientabsorptionreactor.Theexperimentalresultsshowedthattheworkingsulfurcapacityofthecatalystwasabove1.5g/L,

whichwas3timeshigherthanthatofthetraditionalcatalyst(0.3鄄0.4g/L);theabsorptionefficiencyofthenewreactorwas99.9%

Keywords:chelatediron;highsulfurcapacity;multi鄄stageabsorption;newreactor;naturalgasdesulfurization;corrosion;sulfur

渊上接第42页冤

EffectofprecursorcrystallinityonstructureandpropertiesofCu鄄Zn鄄Alcatalystsprepared

bycompleteliquid鄄solvothermalmethod

(1.CollegeofChemistryandChemicalEngineering,TaiyuanUniversityofTechnology,Taiyuan030024,China;

2.KeyLaboratoryofCoalScienceandTechnologyofMinistryofEducationandShanxiProvince,

TaiyuanUniversityofTechnology,Taiyuan030024,China)

RENHong鄄wei1,HUANGLi1,FANJin鄄chuan1,HUANGWei2

ofthecrystallinityofprecursoronthestructureandcatalyticperformancebymodifyingagingcodition.Thecatalystswere

Abstract:Cu鄄Zn鄄Alcatalystswerepreparedbycompleteliquid鄄solvothermalmethod.,withtheaimofinvestigatingtheinfluence

evaluatedinaslurrybed.Theresultsindicatethatifaprecursorshowshighercrystallinity,thatis,theCuandZncomponentsmainlyexistintheformofbasicnitrate,theself鄄generatedpressurewaslowerduringheattreatment,whichwasbeneficialtothe

characterizedbyXRD,N2adsorption鄄desorption,H2鄄TPRandNH3鄄TPD.TheperformancesofthecatalystsforCOhydrogenationwere

alowercrystallinityoftheprecursorisconducivetotheformationofZnAl2O4spinelandrelativelylargerparticlesofCu,gettingbuttheCOconversionislow.

dispersionofCuspeciesandtheCOhydrogenationactivityofthecatalyst.Onthecontrary,thehigherself鄄generatedpressureduetolargerporesizeandporevolume,andeasilyformingthecoexistenceofCu+andCu0,whichisfavorablefortheformationofC2+OH,

Keywords:Cu鄄Zn鄄Alcatalyst;precursor;completeliquid鄄solvothermal;COhydrogenation;slurrybed

动态简讯埃克森美孚和巴斯夫验证高选择性尧

低能耗的脱硫溶剂

日前袁埃克森美孚和巴斯夫公司宣布袁其正在埃克森美孚子公司帝国石油公司位于加拿大安大略省萨尼亚的炼油厂进行气体处理溶剂的商业化验证遥据称袁与其他选择性溶剂相比袁该溶剂改进了H2S选择性袁降低了能耗遥该技术旨在

改善H2S的选择性去除袁并最大限度地减少从气体物流的CO2共吸收袁可使炼油商和天然气加工商能够增加现有设备的产能并降低运营成本遥两家公司2018年早些时候表示袁他们已经结成联盟袁共同开发用于天然气加工和石油精炼的气体处理溶剂和工艺技术袁旨在更高效地达到硫排放标准遥渊钱伯章摘编自院CW袁2018.10.16冤