【精品】专业英语复习材料

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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