轮机英语听力与会话第三版问答题答案

1.howlonghaveyouworkedonboard?Ihaveworkedonboardfor10years.2.whichcertificatedoyouhavenow?Ihavethesecondengineer’scertificate.3.whatisyourmaritalstatus?howmanydepartmentsarethereonboard?Iammarried.Therearetheredepartmentsonboard.4.howmanypeoplearethereinyourfamily?Areyoumarried?Therearetherepeopleinmyfamily.Yes,Iammarried.5.howmanycountrieshaveyoueverbeento?Ihavebeentosevencountries.6.whendidyoubegintoworkonboard?Whatkindofshiphaveyouworkedon?Ibegantoworkonboardin2000.ihaveworkedonbulksarriers.7.howmanyimportmentcanalsarethereallovertheworld?Three.thepamama,suezandkiel.8.canyoutellmewhatisthemostimportantthingforaseafarer.?Safety.9.whatkindsofmainengineandgeneratorenginehaveyouworkedon?LargeslowspeedcrossheadtypemarinedieselengineandA.Cgenerator.10.whichclassificationsocietyisyourshipregisteredwith?CCSchinaclassificationsociety11.haveyouworkedanyshipthatcauseddamageincriticalequipments?Yes,Ihaveworkedonabulkcarriedthatthemanenginehaveddamaged.12.howdoyoumakeyoumaintenanceschedules?Itisbasedonship’splanedmaintenancesyetemandthemachineryrunninghoursrecords.13.couldyoulistinternationalconventionsconcerningmarineshipping?SOLAS(theinternationalconvertionforthesafetyoflifeatsea)MARPOL(theinternationalconvertionforthepreventionofpollutionformships)LOADLINE(theinternationalconvertiononloadline)14.couldoutelltheusagesoftheSTCWconvention?STCWconventionestablishedaninternationalstandardforthetraining,certificationandwatchkeepingontheseafarers.15.whatisthepurposeofclassificationsociety?Couldyoulistsomeofthem?Theclassificationsocietyworksforensuringthesafetyofthecrewandshipandprotectingseafromthepollution.Lioyd’s,CCS,ABS16couldyoulistdifferentkindsofship’ssurveys?Annualsurveydockingsurvey,specialsurvey,damagesurvey.17whatdoesUMSstandfor?HaveyouservedUMS?UMSstandsforunattendedmachineryspace.IhaveseveredUMS.18haveyouevenexperiencedPSCinspection?Whereandwhenwasyourlastinspection?Yes,Lastmonthinsingapore.19whatshouldbepaidattentiontointheoverhaulofacylinder.EveryoperationgmustbecompliedwiththeprecautionmeasuresregulatedintheSMS.20beforeenteringanenclosedspacesuchasballasttank,whatactionwillyoutake?Checkthecontentofoxygenandventilation.21pleasetellmetheminimumsafeoxygenpercentageforthesafetyoftheworkersinanenclosedspace.18%.第二章1pleaseintroduceonetypeofthemainengineThemainengineislargeboretwo-strokecrossheadtypewithturbochargingsystem.2pleaseintroducefuelinjectionprocessofelectronicallycontrolledmainengineTheelectroniescontroloffuelinjectionimproveslow-loadoperationenginespeedingupgivenbetterenginebalanceandloadcontrol3pleaseintroducedualfueltechnologyofmainengineThiskindofmainenginecanburnbothnaturalgasandfueloilusedinlargemediumspeedengine.4whyisthetwo-strokeenginewidelyusedonboardship?Becausethetwo-strokeenginecandeveloptwicethepowerofthefour-strokeengineofthesamesize.5whyistheairexchangingqualityoffour-strokeenginemorethanoftwo-strokeengineFour–strokeenginehasanenoughoverlapbetweeninletv/vopeningandexhaustv/vclosing6pleaseintroducethreemovingpartsofmarinemainengineCrankshaft,connectingrod,crosshead,piston7what’sthesequenceofthefourstrokes?Suction,compression,expansionandexhaust8pleaseintroducefourfixingpartsofmarinemainengineBedplate,cylinderblock,scavengeairboxandframe.9whatiscalledaworkingcycleofdieselengine?Thecyclereferstotheoperationbetweentwofuelinjections.10whatisthefoundationofdieselengine?Thebedplateisthefoundationoftheengine.11whatarethefouctionandfeatureofthetierods?Holdthebedplate,framesandcylinderblockstogethertoformarigidstructure.featurethetierodislongandgoodtensioningstrength.12whatisthefouctionofthegovernor?Thegovernorcanregulatethespeedoftheenginebycontrollingthefuelinjectedintothecylinder.13whatisthefeatureofthegovernor?Instantaneousspeed,regulatingspeedfluctuation,andsoon14whatisusedforconnectingthepistonrodandconnectingrod?Crosshead15whatisusedforsealingbetweenthecrankcaseandscavengingairbox?Thepistonrodstuffingbox.16whatarethetwotypesofthecoolingsystem?Theyarefreshwatercoolingsystemandseawatercoolingsystem.17what’sthefunctionoftheheadtankinthecoolingwatersystem?Expansionandmake-upofthewater,airreleasingandwatertreatment.18pleaseintroducetheopencoolingsystem.Opencoolingsystemusesimilarelementswithclosedsystemexpectthatadraintankisusedinsteadofaheadtank.19pleaseintroducetheclosecoolingsystemClosedcoolingsystemhastheenginejacketheatexhangerandcirculatingpumptofromacontinouscircuitewithaheadtankopentoatmosphere..20pleaseintroducethecentralcoolingsystem.Centralcoolingsystemisbasedonsamedesignprincipleswithconventionseawatercoolingsystembutwithacentralcoolerandoneaadditionalsetofpump21what’stheadvantageofthecentralcoolingwatersystem?Withlessequipmentcontactingwithseawater,thecorrosionproblemsaremuchreduced22howtocontrolfueloilviscosityofmainengine?Bycontrollingtheoiltemperature.23pleaseintroducetwosub-systemsofthefueloilsystem/Fuelsupplysystemandfuelinjectionsystem.24pleasespeakoutthefunctionofthefueloilviscosityregulator.Bycontrollingtheoiltemperature25howdoesthefueloilviscosityregulatorwork?Bycontrolling