SS4411GGBBUUDDCC662255..22..001133::000011..44GBGlossaryoftermsforrailwaylocomotiveTermsofsteamlocomotiveGlossaryoftermsforrailwaylocomotiveTermsofsteamlocomotiveSteamlocomotiveSingle-expansionsteamlocomotiveCompoundexpansionsteamlocomotiveThreecylinderlocomotiveGas-steamlocomotiveAxlearrangementWheelarrangementAllocatedsteamlocomotiveGovernedsteamlocomotiveSteamlocomotiveinoperationSteamlocomotiveinrepairSteamlocomotiveinreservePassengersteamlocomotiveUDCGBGBFreightsteamlocomotiveShuntingsteamlocomotiveTransfersteamlocomotiveServicesteamlocomotiveTrainlocomotiveDouble-heading(orTripleheading)AssistinglocomotiveReturnedsteamlocomotiveLocomotiveonhireSubstitutionstationaryboilerlocomotiveStoredlocomotivesEndpositionSidepositionPosition1231122ljLocomotiveoveralllengthmlhConvertedlengthofalocomotivem11mhjLocomotiveoverallheightmmbjWidthoflocomotivemmbjxWidthofrollingstockclearancelimit2mmSzWheelbase2GBmmSzgRigidwheelbaseofsteamlocomotivemmSzmaxTotalwheelbaseoflocomotivemCouplercentreline1/2hgHeightofcouplercentremmhgmaxMaximumheightofcouplercentremmhgminMinimumheightofcouplercentremmPkTareweightofsteamlocomotivetPmaxWeightofsteamlocomotiveinworkingordertPCalculatedweightofsteamlocomotive1/3tPµAdhesiveweightofsteamlocomotivetzAxleweighttWhsSprungweighttWhxUnsprungweighttAllocatedbrandingoflocomotiveTypeoflocomotivePoolingsystemoflocomotivesAssignedcrewsystemoflocomotivesGnTonnageratingtLocomotiverunsCvclicruns3GBSemi-cyclicrunsShoulderrunsLocomotiveworkingdiagramNamedlocomotiveworkingdiagramCoefficientoflocomotiverequiredIndicesoflocomotiveoperationBackwardhaulageLocomotivewheelspinprimingRunningatdroppingwaterlevelRunningatwhitewatergagueClassificationofsteamlocomotiverepairsRepairinshopUnwheelingrepairofsteamlocomotivesWashoutrepairofsteamlocomotivesRunningrepairsofsteamlocomotivesRepairofaccidentInter-periodinspection4GBResponsibilitysystemofrepairIndicesoflocomotiverepairHomologationoflocomotivePicklingWatersofteningjobBoilergroutingTractivecharacteristicdiagramofsteamlocomotiveMModulusoftractiveforcekNFTractiveforceatthewheelrimkNFwDrawbarpull,kNFµAdhesiontractiveforcekNFzCylindertractiveforcekNFgBoilertractiveforcekNFlCriticaltractiveforcekNFjCalculatedtractiveforcekNFqStartingtractiveforcekNµAdhesioncoefficientµjCalculatedadhesioncoefficient5VAj+=100mGBA2730Vkm/hCut-offjCalculatedcutoffZgRateofevaporationforenginekg/(m2h)ZjCalculatedrateofevaporationforenginekg/(m2h)WRunningresistancekNWodIdlerunningresistancekNWoBasicresistancekNWfAdditionalresistancekNWiAdditionalresistanceduetogradeGraderesistancekNWrAdditionalresistanceduetocurveCurveresistamcekNWsAdditionalairresistanceduetotunnelkNWqStartingresistancekNUnitresistancetN/kNVgSpeedlimitedbyconstructionkm/hVmaxMaximumallowablespeedkm/hVjCalculatedspeedkm/hVlCriticalspeedkm/hVdBalancingspeedkm/hVxLimitedspeed6GBkm/hVhsSpeedofreturnkm/hVjsTechnicalspeedkm/hVlxSpeedoftravelkm/hSpeedcoefficientSpeedintervalVoInitialspeedkm/hVzFinalspeedkm/hDiagrammethodCondensationofrouteprofileijEquivalentgradientixLimitedgradientSpeed-distancecurveTime-speed-distancecurveVSpeedincrementkm/htTimeincrementsminsDistanceincrementmvCoefficientofturngearqualitymhkgmkgJkgm2RmYTotalefficiencyoflocomotivemmvh=∑=2RJmh7GBxMechanicalefficiencygBoilerefficiencygjNetboilerefficiencyrCylinderthermalefficiencyfDraftingefficiencyHeatbalancePgBoilerpressurekPaBzEvaporationcapacitykgZzRateofevaporationkg/(m2h)Standardcoal29.3MJ/kg(7000kcal/kg)100%RawcoalMixedcoalMouldedcoalQydwLowcalorificvalueofcoalkcal/kgZEquivalenceofcoalYRateofcombustionkg/(m2h)YfRateofheatreleaseMJ/(m2h).KRateofheatdissipationkJ/(m2h)SaturatedsteamSuperheatedsteamStandardsteam8GB98kPa1kgf/cm2HEnthalpykJ/kgCoefficientofindicatedpressureBjSteamconsumptionofenginekgbSteamconsumptionofenginekgBgTenderwatersupplycapacitykgCoefficientofexcessairPreheatedairPrimaryairSecondaryairVacuumPaCoefficientofblow-offECoalconsumptionkgenStandardcoalconsumptionper10000grosston-kilometers1kg/(104tkm).AzBoilerevaporativeheatingsurfacem2AgSuperheatingsurfacem2AcBoilerevaporatingandsuperheatingsurfacem2AsBoilerdissipatedheatsurfacem2AlGrateaream2Boilersafetydevice9GBhBoilerwaterlevelmmhminLowestwaterlevelmmSafetywaterlevelindicatorDraftingapparatusOblongejectorFeedwaterriggingAttractioninjectorNon-attractioninjectorFeed-waterheaterValvegearlfValvetravelmmldLeadmmljqSteamlapmmlpqExhaustlapmmdCylinderdiametermmlPistonstrokemmCgCylinderclearancemmValvesettingRigidpistonvalveAdjustablepistonvalve10GBTransmissionmechanismWheelsetDrivingwheelsetDDrivingwheeldiametermmDjCalculateddrivingwheeldiametermmHalfwearoutofwheeltiretlgTirethicknessmmSlgDistancebetweenbacksofwheeltiremmWheeltreadbtWidthofwheeltreadmmtTreadtaperScotchingoftreadShelledtreadhlyFlangeheight48mmmmtlyFlangethickness18mmmmVerticalwearingonflangeSlidingbearingRollingbearingSpringriggingIndependentspringDrivingspring11GBSpringriggingfulcrumThree-pointsupportSpringstaticdeflectionmmSpringdynamicdeflectionmmCoupleranddraftgearAutomaticcouplerThreestatesofoperationLockedpositionUnlock