What is the harmful effect of sulfur in a fuel?
所属题库：二管轮
题目介绍:
Whatistheharmfuleffectofsulfurinafuel?,
It causes excessive smoking and soot at low firing rates?It doesn ’t readily burn when combined with oxygen?It clogs fuel oil strainers more often?It forms a corrosive acid when mixed with water or water vapor? 本题为最佳选择题收录于二管轮题库中。
注意事项：
本内容均收集于互联网，版权等归原权属方所有,仅供网友学习交流,未经权属方书面授权,请勿作他用. 若发现本图侵犯了您的权益,请联系我们快速处理,感谢您对互联网分享方式的理解与配合。
相似内容
-
Whichofthefollowingmustbeeliminatedtopreventaccidents?
-
Theoilindexofmainengineshouldbecontrolledtopreventitfrominheavyweather.
-
Theflywheelreducesspeedfluctuationsby________.
-
Thesteadystatedifferencebetweenthecontrolpointandthevalueofthecontrolled variablecorrespondingwiththesetpointisknownas__________.
-
Worndieselengineintakevalveguidescanresultin___________.
-
Thebridgeshouldinformtheengineroombeforepassingthroughcongestedorshallow waterway.
-
Whichofthelistedcylinderlinersurfaceconditionsindicatesproperlubrication?
-
Afaultythermostaticbypassvalveinadieselenginecoolingsystemcanresultin ______.
-
Whenrequiredtoworkwheretheremaybeexplosivegasesyoushouldusetoolswhich are.
-
Thesecondstagefeed-watertemperatureandshellabsolutepressureinamultistage flashtypedistillingplantis___.
-
Whentheshipisgoingtoenterintotheharbor.
-
Whentheopeningpressureofadieselfuelinjectorisgreaterthanthatspecifiedby theenginemanufacturerthe________.
-
Duringinspectionofoilandoilymixturesfrommachineryspaceswhichofthefollowing factorsshouldbetakenintoaccountbythePSCO?.
-
Onadieselengineequippedwithahydraulicspeedcontrolgovernorhuntinginmany casescanbecorrectedbyadjustingthe_______.
-
Whichofthefollowingstatementsrepresentsthefunctionofthecompressionrings installedatthetopofadieselEnginepiston?
-
Atwhichofthefollowinglocationswouldaduplexpressuregagemostlikelybelocated?
-
Theshapeofacamonadieselenginedeterminesthevalve’s_____.
-
Ifadieselenginesexhausttemperatureisabnormallyhighthecausecouldbe______.
-
Whichoftheitemslistedcausesadirectactingmechanicalgovernortooperatethe enginefuelcontrollinkage?
-
Whichofthefactorslistedhasthegreatesteffectonthemechanicalefficiencyof adieselengine?
-
Ifthejacketwatertemperaturerisesrapidlyabovenormalinadieselengineyoushould FIRST___________.
-
Inordertostartalargelow-speedmainpropulsiondieselengineonhighviscosity fuelafteranextendedshutdownthe_______.
-
Whatisthefunctionofanengine’sstationaryparts?
-
Whichoftheconditionslistedmayoccurinanoperatingdieselengineifairpockets formwithinthecylinderheadcirculatingwaterpassages?.
-
Increasingthecompressionratioofadieselenginewhilemaintainingthedesignedrate offuelflowwillresultin_________.
-
Whichofthestatementslistedconcerningheattransferiscorrect?
-
Ifahydraulicgovernorhasbeenrefilledwithoiltheengineshouldbeoperateduntil itreachesnormaltemperaturethentheairshouldbepurgedandthe_________.
-
Adieselengineemitsblueexhaustsmokeasaresultof___________.
-
Beforeweldingispermittedonafueltankitmustbecertifiedordeclared.
-
Thevalueofthecontrolledvariablewhichunderanyfixedsetofconditionsthe automaticcontrolleroperatestomaintainisknownas__________.
-
Duringportstatecontrolinspectionifonegeneratorisoutofcommission______ shouldinvestigatewhetherpowerisavailableandconducttests.
-
Anover-speedtripstopsadieselenginewhentheengine________.
-
Pittedreductiongearteethhavingadeepbluecolorwithevidenceofoverheatinghave beenoperatedwith_______.
-
Adjustmentstothecompensatingneedlevalveinahydraulicgovernorshouldbemade withtheengineat.
-
Inamoderninternalcombustiondieselenginetheloadcarryingpartoftheengine isreferredtoasthe________.
-
Inordertostrengthenmaritimesecurityandpreventandsuppressactsofterrorism againstshippinganewcomprehensivesecurityregimeforinternationalshippingwas settoenterintoforceinJuly2004Thenewregimeis.
-
Thetemperatureofthefueloilreceivedduringbunkeringoperationsiscriticalin determiningthe________.
-
Thesevensegmentarrangementfornumerical数字的displayonconsolestestmeters andotherapplicationscanbeeither.
-
Eachshipshallcarryonboardashipsecurityplanapprovedby_______.
-
Whichofthefollowingconditionislikelytodevelopifthethermocoupleelementof apyrometerbecomescoatedwithexcessiveamountsofcombustionby-products?
-
Whichlubricatingoiladditiveisusedindieselenginestoreducethetendencyfor sludgeandvarnishtoformontheengineparts?
-
Avacuumisinitiallyestablishedinthefirstandsecondstagesofalowpressure evaporatorbytheuseof__.
-
Aburnedexhaustvalvemaybedetectedbyahigherthannormal______.
-
Whichofthelistedconditionswilloccurifadieselengineexhaustvalveisleaking?
-
Dieselenginelubeoildilutedwithfueloilisindicatedby________.
-
Thelowesttemperatureatwhichfuelcombustionbecomesself-sustaininginthepresence ofasourceofignitionisdefinedasthe.
-
Oneofthereasonsthatcausesoilflowedfromsludgeoutletofaself-cleaningpurifier is.
-
Theshipsecurityassessmentisanessentialandintegralpartoftheprocessof developingandupdating______.
-
‘Offset’isaninherentcharacteristicofwhichofthefollowtypesofcontrolmodes?
-
Ifthecompressionratioisincreasedonanydieselengine________.
-
Trunktypedieselenginepistonsareeffectivelycooledwhenheatis.
-
Thepurposeofcompressingtheairwithinthecylinderofadieselengineisto________.
-
Theinthesteeringgearmovetheruddertotherequiredangel.
-
Awell-lubricatedbearingsurfacealwaysappears__________.
-
Somerefrigerationsystemshavechemicalmoistureindicatorsinstalledinconjunction withthesightglassintheliquidlineIfexcessmoistureispresentinthesystemthe indicatorwill.
-
Ifthecompensatingneedlevalveofahydraulicgovernorisopenedmorethannecessary thegovernorwill.
-
Crankcaseexplosionsinpropulsiondieselresultfrom_____.
-
Wearoccurringatthetipsofthereductiongearteethisusuallytheresultof______.
-
Shakercirculationandsprayarethethreegeneralmethodsusedin__________
-
Whichofthefollowingbeneficialresultscanbeexpectedfromsupercharginga previouslynaturallyaspiratedengine?
-
Theprimaryfunctionofafueldeliverycheckvalveassemblyisto________.
-
Properoperationofthemainenginereductiongearsetrequirestheoperationtomonitor ________.
-
ApossiblecauseforanindividualpistontoknockwhenatTDConaslow-speed two-stroke/cyclemainpropulsiondieselenginecouldbedueto_______.
-
Failuretoopenthedieselenginetestcocksafteralongperiodofshutdownprior tostartingmayresultin_____.
-
Coolantcanbelostfromadieselenginejacketcoolingwastersystembyleakage from_____.
-
Duringthewatchkeepingatseatheengineerinchargeshouldnotifyintheeventof anyseriousoccurrenceorasituationwhereheisunsureoftheactiontotake.
-
Approximatelywhatpercentoftankspaceshouldbeleftforexpansionofoildueto possibletemperatureincrease?
-
Airmotionisinducedinafour-stroke/cycledieselenginecylindertoimproveairfuel mixingandisknownas.
-
Undernormalconditionsthemainsourceofcrankcaseoilcontaminationisattributed to______________.
-
Whenyouaretransferringfueloiltothesettingtanksprecautionstobeobserved shouldinclude.
-
Whichofthefileslistedistaperedonthreesidesandisusedtofileacuteinternal angles?
-
InternationalManagementCodeforthesafetyoperationofshipsandforpollution preventionissimplifiedas______.
-
Internalcombustionenginecrankcaseventoutletsmustbeequippedwith_______
-
Smalldropletsofwaterentrainedintheflashedvaporproducedinaflash-type evaporatorareremovedbythe.
-
Injectorsforusewithheavyfueloilmustbecooledbyeitherwaterorlightoilto _____.
-
Whenfuelisinjectedlateintoadieselenginecylinder______.
-
Anindicatorcardorpressure-volumediagramshowsgraphicallythe___________.
-
Surfaceirregularitiessuchaserosionandpittingoninjectionpumpplungers will________.
-
Adieselengineexposedtowidelyvaryingambienttemperaturesshouldusetoa lubricatingoilwith.
-
Thetoolusedinprecisionworktosmoothorenlargeaslightlyundersizedholeis called.
-
Anindividualinjectionpumpisdesignedforvariablebeginningandconstantending ofinjectionFordieselenginesoperatingatconstantspeedsthestartofinjection will____.
-
Whendisassemblingorassemblinganinjectionpumpplungerandbarrelyoushould ___________.
-
Latefueloilinjectioninadieselenginecanresultin___.
-
Metalparticlesaccumulatedfromthewearingofcomponentsinadieselenginecanresult fromlubeoilthathasbeencontaminatedwith_________.
-
Thedeviceusedtolimitenginetorqueatvariousenginespeedsiscalleda________.
-
Whichofthefollowingconditionsisrealizedbytheturbo-chargingofapreviously naturallyaspirateddieselengine?.
-
Comparedtoanaturallyaspirateddieselengineasuperchargeddieselengine has_________.
-
SafetyisdependentonorderlinessandcleanlinessOrdermaybemaintainedby.
-
Duringseatrialthemainenginewellbekeptrunatload.
-
Whichofthefollowingfactorstendstoincreasescaleformationonthesaltwaterside ofaheatexchangerusedinadieselenginecoolingwatersystem?
-
Ifthecoolingwatertemperatureandthelubeoiltemperatureinadieselengineare toohighthecausecanbe________.
-
Duringextremelycoldweatherwhilestartinganengineitturnstooslowlyandfails tostartThisproblemismostlikelytheresultof.
-
Indescribingbasicdieselengineoperationtheterm‘event’refersto________.
-
Ifthedieselenginefuelinjectiontimingischangedtodelaythestartofinjection untilthepistonsareattopdeadcentertheenginewill_________.
-
Whichofthefollowingfueloilcharacteristicsestablishesthedangerpointwhen transferringpumpingandfiringproceduresareconcerned?
-
Latefuelinjectiontimingisindicatedby_________.
-
Youareunabletopumpouttheaftstarboardengineroombilgewellthatisfouled withonefootofwateroverthetopofthebilgewellwhatactionshouldbecarried out?
-
Theexhaustsystemforaturbochargeddieselenginefunctionsto______.
-
Themainsourceoffuelinjectionsystemmalfunctionsis_____.
-
Properlubricationofthemainbearingismoreeasilyobtainedinasingleacting four-stroke/cycledieselenginethaninasingleactingtwo-stroke/cycledieselengine because____.
你可能感兴趣的试题
- Thedieselengineconsumesconsiderablylessfuelthanthesteamengineforequaloutput ______enablesamotor-shiptoloadmorecargo.
- Formostdieselpropulsionandgeneratorenginestheover-speedtripdevicewillstop theengineby___________.
- Themodeofcontrolemployedbyanalarmcircuitisa________.
- Whichofthefollowingoperationalconditionswilloccurtothedieselenginelubeoil atextremelyhightemperature?
- Whitesmokeissuingfromtheexhaustofanauxiliarydieselenginevalveopening____.
- Theconstructionofthemainpropulsionenginelubeoilsumpshould.
- Criticalspeedindieselenginesoccurswhenenginetorquepulsationsbecome_____.
- Whatisthebestwayofstoppinganover-speedingdieselengine?
- Theflashpointofaresidualfueloilshouldbeusedtodeterminethehighest temperaturetowhichoilmaybeheated.
- Corrosioninhibitorsand/orsolubleoilsareaddedtodieselenginecoolingsystems to__________.
- Anover-speedtripservesto________.
- Theratioofthebrakehorsepowertotheindicateofadieselengineisits________.
- Theconventionsunderwhichtheportstatecontrolinspectioniscarriedoutinclude allthefollowingexcept______.
- Ifamainpropulsiondieselenginehuntsexcessivelyatidlespeedyoushould______.
- Iftheoperatingelementofathermostaticvalveinstalledinadieselenginecooling systemmalfunctionsitmayresultin_______.
- WhenthePSCOwouldliketowitnessafiredrillcarriedoutbythecrewheshould consult______tolocateasimulatedfire.
- Inadieselenginewhenrefittingpistonringsyoushould____________Icheckthering gapatthesmallestdiameterofthecylinderⅡRemovecarbonfromtheringgroove
- Beforedoinganyworkonahydraulicsystemequippedwithaccumulatorsyoushould.
- Mainpropulsionenginelubeoilsumpsshouldbeconstructed_____.
- Duringportstatecontrolinspectionthedetentionreportshouldbemadeinaccordance withtheformatinappendix5of______ResolutionA78719.
- Latentheatchangesthe______ofwater.
- Howarethepressureandtemperatureaffectedinadieselenginecylinderduring compression?
- Theblowertypecrankcaseventilationsystem________.
- Whichofthefollowingstatementsrepresentsanadvantageofanelectromagneticclutch?
- Onamultistageflash-typeevaporatortheflashchamberis___.
- Anacceptablemeansoftighteningconnectingrodandmainbearingcapboltsistomeasure the______ItorqueappliedtoeachnutandboltassemblyIIstretchofeachnutbefore andaftertightening
- Atbottomdeadcenterthecenterlineoftheconnectingrodusuallycoincideswith the___.
- Themainfunctionofpistoncompressionringsisto_______.
- Eachshipshallcarryonboardashopsecurityplanapprovedby.
- Inafour-stroke/cycledieselenginebadlywornintakevalveguidescancause excessive_____.
- PersonnelwhoaremovingorhandlingmaterialaboardshipshouldNOTfollowwhichof thelistedpractices?
- Inadieselengineblow-by__________.
- Theeffectivepumpstrokeofanindividualport-and-helixfuelinjectionpumpis determinedbythe_______.
- Theboreofadieselenginecylinderdescribesthe_______.
- Inadieselenginecoolingsystemthehightemperaturealarmcontactmakerwillbe activatedonexcessivelyhighwaterdischargetemperaturefromthe______________.
- Whitesmokeexhaustingfromadieselenginecanbecausedbya_______.
- Thepressuredifferentialacrossadieselenginelubeoilsystemduplexfiltershould becheckedto________.
- Whenfueloilisaccidentallymissedwithlubeoilwhichofthefollowingprocesses canbeusedtoseparatethem?IfilteringIIsettling
- Fuelisignitedinadieselenginecylinderby_____.
- Inadieselenginejacketwatercoolerwithseawatercoolingthefreshwaterthe ________.
- Drinkingsaltwaterwill.
- Thefunctionofthepistoncompressionringsusedinadieselengineisto_________.
- Themajorcauseoftroubleinamechanical-hydraulicgovernoriscontaminationofthe hydraulicfluidby_______.
- Ifthecoolanttemperatureofaclosedcoolingwatersystemforadieselenginegradually increasesthetroubleusuallyis______.
- Lubeoilaccumulatinginthecoolingwatersystemofadieselenginewillresultin _______.
- Whenadministeringartificialrespirationtoanadultthebreathingcycleshouldbe repeatedabout.
- Oneresultofoperatingadieselengineatlightloadwithexcessivelylowcoolingwater temperatureisa/an.
- Airbubblesinahydraulicgovernorcancause______.
- Keelcoolersfouledwithmarinegrowthwillresultin_______.
- Highexhaustbackpressurewillresultinanincreasein.
- Misalignmentofthedriveshaftandpropellershaftflangescanbedetectedbyusing adialindicatoror________.
- Excessivelubeoilconsumptioncanresultfromwornorbroken______________.
- Auxiliarydieselenginescanbeautomaticallyshutdownasaresultof___________.
- Persistentknockingofonecylinderofadieselengineceaseswhenthefuelsupplyto thatcylinderissecuredThisproblemmaybearesultof______.
- Thecontrolmodewherethepositionofthefinalcontrolelementhasalinear relationshipwiththepositionorvalueofthecontrollervariableisknownas__________.
- Onecauseofdieselenginesurgingcanbearesultof____________.
- Inaunitinjectortheamountoffuelthatwillbeforcedthroughthespraynozzleon eachstrokeoftheplungerdependson________.
- Thetwomostcommongasesusedinpneumaticsystemare________.
- ThePollutionPreventionRegulationsrequirethatalloilspillsinUnitedStateswater bereportedimmediatelytothe_________.
- Thepurposeoftheflywheelisto___________.
- Whichofthelistedeffectsrepresentsthepurposeofheattreatingsteel?
- Insomemodernlargedieselengineswhichofthefollowingisusedasthesupportfor themainbearings?
- TheordermeansMaximummaneuveringenginerevolutionforaheadpropulsion.
- Whichoftheactionslistedandinstitutedonyourpartwillhavethegreatestlasting effectonthecrewwithrespecttosafety?
- Asuddendropindieselenginecylindercompressionpressurecanbecausedby______.
- Themainoperatingcharacteristicofdieselengineswhichdistinguishesthemfromother internalcombustionenginesisthe________.
- Undertheprovisionsofapplicableinternationalconventionstheofficerstoconduct portstatecontrolinspectionmustbedulyauthorizedby______.
- Whileinspectingthemainbearingsonadieselengineyoufindimpregnateddirtand scratchesinthebearingsurface.youwouldthereforesuspectthat_______.
- Tominimizetheformationofcarbondepositsonfuelinjectionnozzlesyoushould ______.
- Inapneumaticautomationsystemaunitproducingasignaltogovernthepositionof thecontrollerofthemeasuredvariablerelativetothevalueofthemeasuredvariable issaidtohave________.
- Whitesmokeexhaustingfromanoperatingdieselenginemayindicate______.
- Toannealacoppergasketyoushouldheatthegasket.
- Onecharacteristicofalubricatingoiladverselyaffectingtheresultofcentrifuging is.
- Theamountoffueldeliveredbyaunitinjectoriscontrolledbythe_____.
- Whenisthemostcriticaltimeofbunkeringinregardstooilpollution?
- Fueloildischargedtothedieselenginecylinderisatomizedatthe_______.
- Inaclosedcoolingwatersystemwhichoftheproblemscancausethewaterpressure tofluctuate?
- Inwhichofthescavengingmethodslistedwilltheexhaustvalvebelocatedinthe cylinderhead?
- Modernmarinedieselenginesequippedwithmechanicalfuelinjectionoperateona combustionphasewithinthecyclewhichis_________.
- Whenthetail-shaftisdrawnfromavesselindry-dockwhichofthefollowing inspectionsisrequiredtobecarriedout?
- Achangeinenginespeedisrequiredbeforeagovernorisabletomakeacorrective movementoffuelrackThisaspectofgoverningiscommonlyexpressedasapercentand isknownas.
- Ifadieselenginefailstostartoneofthelikelycausesis________.
- Inafullflowtypelubeoilsystemthebypassreliefvalvewillliftdueto.
- Avesselhasbeenequippedwithanoillubricatedsternbearingandisundergoinga routinedry-dockWhichofthefollowinginspectionshouldbemadewhenthetail-shaft hasbeendrawn?
- Excessivepistonringwearinadieselenginewillcause____________.
- ThepurposeoftreatingthecoolingwaterofthedieselengineistoⅠ.resistthescale formationinthecoolingchamberⅡ.lubricatetheenginepartⅢ.increasethermal capacityⅣ.resistcorrosion
- Ifthedetergenttypelubricatingoilbeingusedinadieselengineisblacktheoil ___________.
- Inatrunktypedieselenginepistonthethicknessoftheheadorcrownisdetermined bythe_______IstaticallybalancedIIheatdissipationrequirement
- Inajerkpumptheamountoffuelthatwillbeforcedthroughthespraynozzleoneach upwardstrokeoftheplungerdependson.
- Whentheordergivenbybridgemayhavebadresultsthedutyengineershould.
- wheretheshipisdockedforhullcoatingrenewalandforanyotherrequired underwaterworktobecarriedoutwhentheopportunityistakentomakeotherrepairs.
- Inthecommonrailsystemexcessivepressureintheheadermaybecausedby_________.
- Whatiscommonlyusedtocreateturbulenceinadieselenginecombustionsystem?
- AdieselengineisequippedwithanisochronoushydraulicgovernorAdecreaseinload willcausetheenginespeedto_______.
- The______isusedtomeasurepower.
- Adevicewhichfunctionstobringadieselenginetoafullstoptoprotectitfrom damageisknownasa/an________.
- Therecordsofshipsecuritytrainingdrillsandexercisesshallbekeptintheworking languageorlanguagesoftheshipIfthelanguageorlanguagesusedarenot_______a translationintooneoftheselanguagesshallbeincluded.
- Thecylinderlinerformingthecylinderwallandtheinsideofthewaterjacketiscalled a____.
- Adirtylubeoilstrainercanresultin.
- Combustiongasesformedinthecylinderofadieselenginearepreventedfromblowing pastthepistonby____________.