YBJ 209-1986 钻取芯样法测定结构混凝土抗压强度技术规程
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基本信息
标准名称: | 钻取芯样法测定结构混凝土抗压强度技术规程 |
中标分类: | 建材 >> 建材产品 >> 建材产品综合 |
ICS分类: | |
发布日期: | |
实施日期: | 1986-07-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 7页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 建材 建材产品 建材产品综合
下载地址: 点击此处下载
【英文标准名称】:Rollingstock--Combinedtestingofpowerconvertorwithacmotors--Part2:Convertor-invertersystemwithintermediatedclink
【原文标准名称】:全部车辆.带交流发电机的电力转换器联合试验.第2部分:带中间直流线路变流器-变换器系统
【标准号】:JISE5011-2-2009
【标准状态】:现行
【国别】:日本
【发布日期】:2009-04-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonRailwaysandRollingStock
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:S81
【国际标准分类号】:45_060_01
【页数】:26P;A4
【正文语种】:日语
【英文标准名称】:StandardTestMethodforEvaluatingAutomotiveSpark-IgnitionEngineFuelforElectronicPortFuelInjectorFoulingbyBenchProcedure
【原文标准名称】:通过电子孔燃料注射器污渣评价自动火花点火引擎燃料的标准试验方法
【标准号】:ASTMD6421-1999a(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D02.A0.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:basefuel;benchtest;depositcontroladditive;deposits(ininternalcombustionengines);electronicportfuelinjector(PFI);flowrate,hotsoak;injectorfouling;pintle;spark-ignitionenginefuel;testfuel;Automotiveenginefuels/oils;Basefuel;
【摘要】:DriveabilityproblemsinPFIautomobileswerefirstreportedin1984.Depositsarepronetoformonthemeteringsurfacesofpintle-typeelectronicfuelinjectors.Thesedepositsreducefuelflowthroughthemeteringorifices.Reductionsinmeteredfuelflowresultinanupsetintheair-fuelratio,whichcanaffectemissionsanddriveability.Whenheavyenough,thesedepositscanleadtodriveabilitysymptoms,suchashesitation,hardstarting,orlossofpower,oracombinationthereof,thatareeasilynoticedbytheaveragedriverandthatleadtocustomercomplaints.Themechanismoftheformationofdepositsisnotcompletelyunderstood.Itisbelievedtobeinfluencedbymanyfactors,includingdrivingcycle,engineandinjectordesign,andcompositionofthefuel.TheprocedureinthistestmethodhasbeenfoundtobuilddepositsinPFIsonaconsistentbasis.Thisprocedurecanbeusedtoevaluatedifferencesinbasefuelsandfueladditives.AstudyofPFIfoulingwasconductedinboththebenchtestandthevehicletestprocedurestoobtainacorrelation.ThevehicletestswereconductedasdescribedinTestMethodD5598.Thetestswereconductedonseveralbasegasolines,withandwithoutadditivesblendedintothesebasefuels.ThePFIbenchtestprovedtobereliable,repeatable,andagoodpredictorofPFIfoulingintestvehicles.StateandFederalLegislativeandRegulatoryAction8212;Legislativeandregulatoryactivity,primarilybythestateofCalifornia(see2.3)andthefederalgovernment(see2.4),necessitatetheacceptanceofastandardtestmethodtoevaluatethePFIdeposit-formingtendencyofanautomotivespark-ignitionenginefuel.RelevanceofResults8212;Theoperatingconditionsanddesignofthelaboratoryapparatususedinthistestmethodmaynotberepresentativeofacurrentvehiclefuelsystem.Thesefactorsmustbeconsideredwheninterpretingresults.TestValidity:ProceduralCompliance8212;Thetestresultsarenotconsideredvalidunlessthetestiscompletedincompliancewithallrequirementsofthistestmethod.DeviationsfromtheparameterlimitspresentedinSection10willresultinaninvalidtest.Engineeringjudgmentshallbeappliedduringconductofthetestmethodwhenassessinganyanomaliestoensurevalidityofthetestresults.1.1Thistestmethodcoversabenchtestproceduretoevaluatethetendencyofautomotivespark-ignitionenginefueltofoulelectronicportfuelinjectors(PFI).ThetestmethodutilizesabenchapparatusequippedwithBoschinjectorsspecifiedforuseina1985-1987Chrysler2.2-Lturbochargedengine.ThistestmethodisbasedonatestproceduredevelopedbytheCoordinatingResearchCouncil(CRC)forpredictionofthetendencyofspark-ignitionenginefueltoformdepositsinthesmallmeteringclearancesofinjectorsinaportfuelinjectionengine(seeCRCReportNo.592).1.2Thetestmethodisapplicabletospark-ignitionenginefuels,whichmaycontainantioxidants,corrosioninhibitors,metaldeactivators,dyes,depositcontroladditives,demulsifiers,oroxygenates,oracombinationthereof.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Approximateinch-poundunitsareshowninparenthesesforinformationpurposesonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulato......
【中国标准分类号】:E31
【国际标准分类号】:27_060_10
【页数】:9P.;A4
【正文语种】:英语
【原文标准名称】:全部车辆.带交流发电机的电力转换器联合试验.第2部分:带中间直流线路变流器-变换器系统
【标准号】:JISE5011-2-2009
【标准状态】:现行
【国别】:日本
【发布日期】:2009-04-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonRailwaysandRollingStock
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:S81
【国际标准分类号】:45_060_01
【页数】:26P;A4
【正文语种】:日语
【英文标准名称】:StandardTestMethodforEvaluatingAutomotiveSpark-IgnitionEngineFuelforElectronicPortFuelInjectorFoulingbyBenchProcedure
【原文标准名称】:通过电子孔燃料注射器污渣评价自动火花点火引擎燃料的标准试验方法
【标准号】:ASTMD6421-1999a(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D02.A0.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:basefuel;benchtest;depositcontroladditive;deposits(ininternalcombustionengines);electronicportfuelinjector(PFI);flowrate,hotsoak;injectorfouling;pintle;spark-ignitionenginefuel;testfuel;Automotiveenginefuels/oils;Basefuel;
【摘要】:DriveabilityproblemsinPFIautomobileswerefirstreportedin1984.Depositsarepronetoformonthemeteringsurfacesofpintle-typeelectronicfuelinjectors.Thesedepositsreducefuelflowthroughthemeteringorifices.Reductionsinmeteredfuelflowresultinanupsetintheair-fuelratio,whichcanaffectemissionsanddriveability.Whenheavyenough,thesedepositscanleadtodriveabilitysymptoms,suchashesitation,hardstarting,orlossofpower,oracombinationthereof,thatareeasilynoticedbytheaveragedriverandthatleadtocustomercomplaints.Themechanismoftheformationofdepositsisnotcompletelyunderstood.Itisbelievedtobeinfluencedbymanyfactors,includingdrivingcycle,engineandinjectordesign,andcompositionofthefuel.TheprocedureinthistestmethodhasbeenfoundtobuilddepositsinPFIsonaconsistentbasis.Thisprocedurecanbeusedtoevaluatedifferencesinbasefuelsandfueladditives.AstudyofPFIfoulingwasconductedinboththebenchtestandthevehicletestprocedurestoobtainacorrelation.ThevehicletestswereconductedasdescribedinTestMethodD5598.Thetestswereconductedonseveralbasegasolines,withandwithoutadditivesblendedintothesebasefuels.ThePFIbenchtestprovedtobereliable,repeatable,andagoodpredictorofPFIfoulingintestvehicles.StateandFederalLegislativeandRegulatoryAction8212;Legislativeandregulatoryactivity,primarilybythestateofCalifornia(see2.3)andthefederalgovernment(see2.4),necessitatetheacceptanceofastandardtestmethodtoevaluatethePFIdeposit-formingtendencyofanautomotivespark-ignitionenginefuel.RelevanceofResults8212;Theoperatingconditionsanddesignofthelaboratoryapparatususedinthistestmethodmaynotberepresentativeofacurrentvehiclefuelsystem.Thesefactorsmustbeconsideredwheninterpretingresults.TestValidity:ProceduralCompliance8212;Thetestresultsarenotconsideredvalidunlessthetestiscompletedincompliancewithallrequirementsofthistestmethod.DeviationsfromtheparameterlimitspresentedinSection10willresultinaninvalidtest.Engineeringjudgmentshallbeappliedduringconductofthetestmethodwhenassessinganyanomaliestoensurevalidityofthetestresults.1.1Thistestmethodcoversabenchtestproceduretoevaluatethetendencyofautomotivespark-ignitionenginefueltofoulelectronicportfuelinjectors(PFI).ThetestmethodutilizesabenchapparatusequippedwithBoschinjectorsspecifiedforuseina1985-1987Chrysler2.2-Lturbochargedengine.ThistestmethodisbasedonatestproceduredevelopedbytheCoordinatingResearchCouncil(CRC)forpredictionofthetendencyofspark-ignitionenginefueltoformdepositsinthesmallmeteringclearancesofinjectorsinaportfuelinjectionengine(seeCRCReportNo.592).1.2Thetestmethodisapplicabletospark-ignitionenginefuels,whichmaycontainantioxidants,corrosioninhibitors,metaldeactivators,dyes,depositcontroladditives,demulsifiers,oroxygenates,oracombinationthereof.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Approximateinch-poundunitsareshowninparenthesesforinformationpurposesonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulato......
【中国标准分类号】:E31
【国际标准分类号】:27_060_10
【页数】:9P.;A4
【正文语种】:英语