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1、BRITISHSTANDARDCODEFORACCEPTANCETESTSFORTURBO-TYPECOMPRESSORSANDEXHAUSTERSBritih StandardsB.S.2009:1953NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWTmsBRITISHSTANDARD,havingbeenapprovedbytheMechanicalEngineeringIndustryStandardsCommitteeandendorsedbytheChairmanoftheEngineeringDivision
2、alCouncil,waspublishedundertheauthorityoftheGeneralCouncilon14thAugust,1953.TheInstitutiondesirestocallattentiontothefactthatthisBritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Inordertokeepabreastofprogressintheindustriesconcerned,BritishStandardsaresubjecttoperiodicalrev
3、iew.Suggestionsforimprovementswillberecordedandinduecoursebroughttothenoticeofthecommitteeschargedwiththerevisionofthestandardstowhichtheyrefer.AcompletelistofBritishStandards,numberingover9.000.fullyindexedandwithanoteofthecontentsofeach,willbefoundintheBSICataloguewhichmaybepurchasedfromBSISalesDe
4、partment.TheCataloguemaybeconsultedinmanypubliclibrariesandsimilarinstitutions.ThisstandardmakesreferencetothefollowingBritishStandards:一B.S.269.Rulesformethodsofdeclaredefficiencyofelectricalmachinery(excludingtractionmotors).B.S.353.Testingofhydraulicturbines.B.S.649.Reciprocatinginternalcombustio
5、nenginesformarineauxiliaryandlandservice(excludingcarburettortype).B.S.707.Testingofminefans.B.S.726.Methodofmeasurementofairflowandthefreeairdeliveredbycompressors.B.S.752.Acceptancetestsforsteamturbines.B.S.848.Testingoffansforgeneralpurposes.B.S.1042.Codeforflowmeasurement.B.S.1571.Acceptancetest
6、sforpositivedisplacementcompressorsandexhausters.B.S.1704.Generalpurposesthermometers.BritishStandardsarerevised,whennecessary,bytheissueeitherofamendmentslipsorofrevisededitions.ItisinportantthatusersofBritishStandardsshouldascertainthattheyareinpossessionofthelatestamendmentsoreditions.MEE/39CONTE
7、NTSDCo-operatingorganizationsForewordSPECIFICATIONSECTIONONE:GENERAL1. Scope62. Permissibledeviation73. Basisofcorrectionfactors74. Durationoftest75. Pressuremeasurements86. Temperaturemeasurement97. AirflowmeasurementI08. Measurementofspeed109. PowerconsumptionI0SECTIONTWO:DEFINITIONSANDSYMBOLS10.
8、Definitions1111. Symbols12SECTIONTHREE:TESTINGANDCORRECTIONOFTESTRESULTSTOGUARANTEECONDITIONS12. General1313. Gasconstapt1314. Specificheats1315. Inductionmotordrive1316. Uncooledmachineswhenthetestandguaranteegasesarethesame1317. Uncooledmachineswhenthetestandguaranteegasesaredifferent1518. Cooledm
9、achineswhenthetestandguaranteegasesa,.ethesame1619. Cooledmachineswhenthetestandguaranteegasesaredifferent18Example 1 20Example 2 22Example 3 26Example 4 29Example 5 33APPENDICESA. Calculationofgasconstant,R,andratioofspecificheats,y,foramixtureofgases36B. Theoreticalbasisofthecode39CHARTSPageFig. 7
10、 Chartconnectingex,randyforvalues44ofrfroml0to40Fig. 8 Chartconnectingex,randyforvalues45ofrfrom146to200Fig. 9 Chartconnectingex,randyforvalues46ofrfrom20to40Fig. 10 Chartconnectingex,randyforvalues47ofrfrom4to10Fig. 11 Diagrammaticarrangementoftestlayoutforturbo-compressorwiththrottlingonthedischar
11、ge(Examples1and3)48Fig.12Diagrammaticarrangementoftestlayoutforturbo-compressorwiththrottlingontheinlet(Example2)49Fig.13Diagrammaticarrangementoftestlayoutforturbo-compressor(Example4)50CO-OPERATINGORGANIZATIONSTheMechanicalEngineeringIndustryStandardsCommittee,underwhosesupervisionthisBritishStand
12、ardwasprepared,consistsofrepresentativesfromthefollowingGovernmentdepartmentsandscientificandindustrialorganizations:*Admiralty*AirMinistry*AssociatedOfficesTechnicalCommitteeAssociationofConsultingEngineers(Incorporated)BritishChemicalPlantManufacturerslAssociation*BritishCompressedAirSociety*Briti
13、shElectricalandAlliedManufacturerstAssociationBritishElectricityAuthorityandAreaBoards*BritishEngineerslAssociationBritishInternalCombustionEngineManufacturerslAssociationBritishIronandSteelFederationBritishRailways,TheRailwayExecutiveCrownAgentsfortheColoniesD.S.L-MechanicalEngineeringResearchLabor
14、atoryEngineeringEquipmentUsers,Association*HighCommissionofIndia*InstituteofMarineEngineersInstituteofPetroleum*InstitutionofCivilEngineers*InstitutionofGasEngineersInstitutionofHeatingandVentilatingEngineers*InstitutionofMechanicalEngineersInstitutionofMechanicalEngineers(AutomobileDivision)Institu
15、tionofProductionEngineers1.ocomotiveManufacturerslAssociationMachineToolTradeslAssociationMinistryofFuelandPowerMinistryofLabourandNationalService(factoryDepartment)*MinistryofSupplyMinistryOfTransportMinistryofWorks*NationalPhysicalLaboratory*WarOfficeTheGovernmentdepartmentsandscientificandindustrialorganizationsmarkedwithanasteriskintheabovelist,togetherwiththefollowing,weredirectlyrepresentedonthecommitteeentrustediththepreparationofthisBritishStandard:一InstitutionOfEngineeringInspectionBRITISHSTANDARDCODEFORACCEPTANCETESTSF
