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ID:45559326
大小:168.67 KB
页数:9页
时间:2019-11-14
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1、第一次作业:1.Brieflyanswerthefollowingquestions.(1)Whatdoeswellstreamconsistof?A:Wellfluidsareoftenacomplexmixtureofliquidhydrocarbons,gas,andsomeimpurities.(2)Howcouldproducedwaterbehandled?A:(l)injectionintoundergroundsaltwaterbearingformations,(2)injectionintooilbearingundergroundrese
2、rvoirsfromwhichtheoilandwaterisproducedand(3)disposalofcarefullytreatedwaterintotheoceanfromoffshoreproductionplatforms.(3)Whydoweldedtanksneedtobeinternallycoated?A:Wcldcdtankscanbeinternallycoatedtoprotectthemfromcorrosion.(4)Whyshouldproducedwaterbecarefullytreatedbeforebeingdisp
3、osedintotheoceanfromoffshoreproductionplatforms?A:Becauseproducedwatermaycausepollutionproblemsifitisnotcarefullytreated.2.Couldyougiveadefinitiontoeachofthefollowingconcepts?(1)separator:Theequipmentmostwidelyusedfortheseparationofnaturalgasfromliquids.(2)gasplant:Itisaplantwherena
4、turalgasisproduced.(3)heat-treater:Itistheequipmentusesthermal,graSty,andsometimeschemicaland/orelectricalmethodstobreakemulsions.(1)storagetank:Itistheequipmentusedtostorecleanoilorpipelineoil.(2)tankbattery:Itisthesystemofseparation,treatingandstoragefacilities.(3)producedwater:It
5、isthewaterthatisproducedfromoilandgaswell.(4)Wellfluidsorwellstream:Wellfluidsareoftenacomplexmixtureofliquidhydrocarbons,gas,andsomeimpurities.(5)Gashydrates*Gashydratesareicelikecrystallinecompoundsformedinnaturalgasinthepresenceoffreewaterunderconditionsofhighpressureandturbulcnc
6、c.3.Illustratesomeequipments(2or3)usedintheprocessofoil・A-scparators,hcatcr-trcatcrs,gunbarrel.第二次作业Brieflyanswerthefollowingquestions・l.Whatarenecessaryfortheformationofastableemulsion?A-Threeconditionsarenecessaryfortheformationofastableemulsion.(l)Thcliquidsmustbeimmiscible.(2)Th
7、eremustbesufficientagitationtodisperseoneliquidasdropletsintheother.(3)Theremustbeanemulsifyingagent,oremulsifier,presento2.Whatdotheseemulsifiersactasintheemulsion?A:Eachoftheseemulsifiersusuallyoccursasafilmonthesurfaceofthedisperseddroplets.3.Howmanytypesofoil-wateremulsionarefou
8、nd?A'Therearethreet
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