MIL-STD-265A (NOTICE 1)
时间:2024-05-17 03:12:24 来源: 标准资料网 作者：标准资料网 阅读：9713
MIL-STD-265A (NOTICE 1), MILITARY STANDARD: TEST AND INSPECTION OF TRUCK, FIXED PLATFORM, POWERED, GASOLINE, PNEUMATIC RUBBER TIRED (09 NOV 1990) [S/S BY MIL-T-3977]., Military Standard MIL-STD-265A, dated 14 September1960, is hereby canceled without substitution. Test and inspection requirements for Gasoline, FixedPlatform Trucks have been incorporated into Military Specification MIL-T-3977D.
MIL-HDBK-347, MILITARY HANDBOOK MISSION-CRITICAL COMPUTER RESOURCES SOFTWARE SUPPORT.【英文标准名称】:StandardTestMethodforEstimationofNetHeatofCombustionofAviationFuels
【原文标准名称】:航空燃料燃烧净热值的评价的标准试验方法
【标准号】:ASTMD3338/D3338M-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:
【英文主题词】:aviationfuel;grossheatofcombustion;heatenergy;heatofcombustion;heatingtests;netheatofcombustion;Aviationfuels(heatofcombustion);Combustion--petroleumproducts;Heatingtests--petroleumproducts
【摘要】:Thistestmethodisintendedforuseasaguideincaseswhereexperimentaldeterminationofheatofcombustionisnotavailableandcannotbemadeconvenientlyandwhereanestimateisconsideredsatisfactory.Itisnotintendedasasubstituteforexperimentalmeasurementsofheatofcombustion.Table1showsasummaryfortherangeofeachvariableusedindevelopingthecorrelation.Themeanvalueandanestimateofitsdistributionaboutthemean,namelythestandarddeviation,isshown.Thisindicates,forexample,thatthemeandensityforallfuelsusedindevelopingthecorrelationwas779.3kg/m3andthattwothirdsofthesampleshadadensitybetween721.4and837.1kg/m3,thatis,plusorminusonestandarddeviation.Thecorrelationismostaccuratewhenthevaluesofthevariablesusedarewithinonestandarddeviationofthemean,butisusefuluptotwostandarddeviationsofthemean.Theuseofthiscorrelationmaybeapplicabletootherhydrocarbondistillatesandpurehydrocarbons;however,onlylimiteddataonnon-aviationfuelsovertheentirerangeofthevariableswereincludedinthecorrelation.Note48212;TheproceduresfortheexperimentaldeterminationofthegrossandnetheatsofcombustionaredescribedinTestMethodsD240andD4809.ThecalorimetricmethodscitedinNote4measuregrossheatofcombustion.However,netheatisusedinaircraftcalculationsbecauseallcombustionproductsareinthegaseousstate.Thiscalculationmethodisbasedonnetheat,butacorrectionisrequiredforcondensedsulfurcompounds.TABLE1MeanandStandardDeviationoftheVariablesVariableMeanStandardDeviationAromatics,volume%
13.5
23.9
Density,kg/m3[x00B0;API]
779.3[50.0]
58.0[13.5]
Volatility,x00B0;C[x00B0;F]
171.11[340]
57.2[103]
Heatofcombustion,MJ/kg[Btu/lb]
43.421[18668]
0.862[371]