IEC 60245-3-1980 额定电压450/750V及以下的橡皮绝缘电缆.第3部分:耐热硅绝缘电缆
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【英文标准名称】:Rubberinsulatedcablesofratedvoltagesuptoandincluding450/750V.Part3:Heatresistantsiliconerubberinsulatedcables
【原文标准名称】:额定电压450/750V及以下的橡皮绝缘电缆.第3部分:耐热硅绝缘电缆
【标准号】:IEC60245-3-1980
【标准状态】:作废
【国别】:国际
【发布日期】:1980
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC20B
【标准类型】:()
【标准水平】:()
【中文主题词】:低电压;绝缘;单芯电缆;热稳定性;硅酮橡胶;额定电压;电气工程;绝缘电缆;电线;电缆;热阻;硅氧烷
【英文主题词】:electriccables;lowvoltage;single-corecables;ratedvoltage;electricalengineering;insulations;electricalcords;thermalstability;heatresistance;silicones;siliconerubber;insulatedcables
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:1620
【页数】:7P.;A4
【正文语种】:英语
Product Code:SAE AIR4789
Title:Aerospace Information Report on Evaluating Corrosion Testing of Electrical Connectors and Accessories for the Purpose of Qualification
Issuing Committee:Ae-8c1 Connectors Committee
Scope:This SAE Aerospace Information Report (AIR) establishes guidelines for evaluating the effects of corrosion testing and acceptance criteria of aluminum alloy connectors and accessories with plating.【英文标准名称】:StandardTestMethodforHeatofCombustionofLiquidHydrocarbonFuelsbyBombCalorimeter(PrecisionMethod)
【原文标准名称】:用弹式量热器(精密法)测定液态烃类燃料燃烧热试验方法
【标准号】:ASTMD4809-2009a
【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】:aviationturbinefuels;bombcalorimeter;heatofcombustion;hydrocarbonfuels;Aviationfuels(heatofcombustion);Bombcalorimetermethods;Calorimeter;Gasturbinefueloils;Heatingtests--petroleumproducts;Hydrocarbons;Intermediateprecisionmet
【摘要】:Theheatofcombustionisameasureoftheenergyavailablefromafuel.Aknowledgeofthisvalueisessentialwhenconsideringthethermalefficiencyofequipmentforproducingeitherpowerorheat.Themassheatofcombustion,thatis,theheatofcombustionperunitmassoffuel,ismeasuredbythisprocedure.Itsmagnitudeisparticularlyimportanttoweight-limitedvehiclessuchasairplanes,surfaceeffectvehicles,andhydrofoilsasthedistancesuchcraftcantravelonagivenweightoffuelisadirectfunctionofthefuel''smassheatofcombustionanditsdensity.Thevolumetricheatofcombustion,thatis,theheatofcombustionperunitvolumeoffuel,canbecalculatedbymultiplyingthemassheatofcombustionbythedensityofthefuel(massperunitvolume).Thevolumetricheatofcombustion,ratherthanthemassheatofcombustion,isimportanttovolume-limitedcraftsuchasautomobilesandships,asitisdirectlyrelatedtothedistancetraveledbetweenrefuelings.1.1Thistestmethodcoversthedeterminationoftheheatofcombustionofhydrocarbonfuels.Itisdesignedspecificallyforusewithaviationturbinefuelswhenthepermissibledifferencebetweenduplicatedeterminationsisoftheorderof0.2%.Itcanbeusedforawiderangeofvolatileandnonvolatilematerialswhereslightlygreaterdifferencesinprecisioncanbetolerated.1.2Inordertoattainthisprecision,strictadherencetoalldetailsoftheprocedureisessentialsincetheerrorcontributedbyeachindividualmeasurementthataffectstheprecisionshallbekeptbelow0.04%,insofaraspossible.1.3Undernormalconditions,thetestmethodisdirectlyapplicabletosuchfuelsasgasolines,kerosines,Nos.1and2fueloil,Nos.1-Dand2-DdieselfuelandNos.0-GT,1-GT,and2-GTgasturbinefuels.1.4Throughtheimprovementofthecalorimetercontrolsandtemperaturemeasurements,theprecisionisimprovedoverthatofTestMethodD240.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressthesafetyconcerns,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】:英语
