【英文标准名称】:Rubbervibrationisolatorsforsidebearersofrailwayrollingstock
【原文标准名称】:铁路车辆侧架用防振橡胶垫
【标准号】:JISE4714-1989
【标准状态】:作废
【国别】:日本
【发布日期】:1989-09-01
【实施或试行日期】:1989-09-01
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:RailwayandRollingStocks
【标准类型】:()
【标准水平】:()
【中文主题词】:阻振器;铁路车辆零部件;合成橡胶;滑动轴承
【英文主题词】:railwayvehiclecomponents;vibrationdampers;;plainbearings
【摘要】:
【中国标准分类号】:S05
【国际标准分类号】:45_060
【页数】:8P;A4
【正文语种】:日语


【英文标准名称】:StandardTestMethodforHeatofCombustionofLiquidHydrocarbonFuelsbyBombCalorimeter(PrecisionMethod)
【原文标准名称】:用弹式量热器对液态烃类燃料燃烧热量的标准试验方法(精确度方法)
【标准号】:ASTMD4809-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:机动车燃料;弹式量热器;燃烧热;烃类;试验方法
【英文主题词】:
【摘要】:Theheatofcombustionisameasureoftheenergyavailablefromafuel.Aknowledgeofthisvalueisessentialwhenconsideringthethermalefficiencyofequipmentforproducingeitherpowerorheat.Themassheatofcombustion,thatis,theheatofcombustionperunitmassoffuel,ismeasuredbythisprocedure.Itsmagnitudeisparticularlyimportanttoweight-limitedvehiclessuchasairplanes,surfaceeffectvehicles,andhydrofoilsasthedistancesuchcraftcantravelonagivenweightoffuelisadirectfunctionofthefuel’massheatofcombustionanditsdensity.Thevolumetricheatofcombustion,thatis,theheatofcombustionperunitvolumeoffuel,canbecalculatedbymultiplyingthemassheatofcombustionbythedensityofthefuel(massperunitvolume).Thevolumetricheatofcombustion,ratherthanthemassheatofcombustion,isimportanttovolume-limitedcraftsuchasautomobilesandships,asitisdirectlyrelatedtothedistancetraveledbetweenrefuelings.1.1Thistestmethodcoversthedeterminationoftheheatofcombustionofhydrocarbonfuels.Itisdesignedspecificallyforusewithaviationturbinefuelswhenthepermissibledifferencebetweenduplicatedeterminationsisoftheorderof0.2%.Itcanbeusedforawiderangeofvolatileandnonvolatilematerialswhereslightlygreaterdifferencesinprecisioncanbetolerated.1.2Inordertoattainthisprecision,strictadherencetoalldetailsoftheprocedureisessentialsincetheerrorcontributedbyeachindividualmeasurementthataffectstheprecisionshallbekeptbelow0.04%,insofaraspossible.1.3Undernormalconditions,themethodisdirectlyapplicabletosuchfuelsasgasolines,kerosines,Nos.1and2fueloil,Nos.1-Dand2-DdieselfuelandNos.0-GT,1-GT,and2-GTgasturbinefuels.1.4Throughtheimprovementofthecalorimetercontrolsandtemperaturemeasurements,theprecisionisimprovedoverthatofTestMethodD240.1.5&solely-SI-units;Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,seeSection7,10.6,A1.7.1andAnnexA3.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:9P.;A4
【正文语种】: