NF P98-231-6-1997 有关路面的试验.非沥青材料压实试验.第6部分:使用延时压缩法测定粒状粘结材料的使用寿命和时间
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【英文标准名称】:TESTRELATINGTOPAVEMENTS.COMPACTIONTESTSONNONBITUMINOUSMATERIALS.PART6:WORKABILITYTIMELIMITDETERMINATIONOFGRANULARMATERIALSANDSANDBOUNDWITHCEMENTITIOUSBINDERUSINGDELAYEDCOMPACTION.
【原文标准名称】:有关路面的试验.非沥青材料压实试验.第6部分:使用延时压缩法测定粒状粘结材料的使用寿命和时间
【标准号】:NFP98-231-6-1997
【标准状态】:现行
【国别】:法国
【发布日期】:1997-04
【实施或试行日期】:1997-03-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【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】:P66
【国际标准分类号】:93_080_20
【页数】:7P.;A4
【正文语种】:其他
【英文标准名称】:StandardPracticeforExposureofSolarCollectorCoverMaterialstoNaturalWeatheringUnderConditionsSimulatingStagnationMode
【原文标准名称】:在模拟滞留模式下暴露于自然气候下的太阳能收集器挡盖材料的标准实施规程
【标准号】:ASTME881-1992(2003)
【标准状态】:现行
【国别】:
【发布日期】:1992
【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】:E44.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:工艺;材料;表层;风化;太阳能收集器;太阳能;模拟
【英文主题词】:naturalweathering;solarcollectorcovers;stagnation;variable-angleexposure;weathering
【摘要】:Thispracticedescribesaweatheringboxtestfixtureandestablisheslimitsfortheheatlosscoefficients.Uniformexposureguidelinesareprovidedtominimizethevariablesencounteredduringoutdoorexposuretesting.Sincethecombinationofelevatedtemperatureandsolarradiationmaycausesomesolarcollectorcovermaterialstodegrademorerapidlythaneitherexposurealone,aweatheringboxthatelevatesthetemperatureofthecovermaterialsisused.Thispracticemaybeusedtoassistintheevaluationofsolarcollectorcovermaterialsinthestagnationmode.Nosingletemperatureorprocedurecanduplicatetherangeoftemperaturesandenvironmentalconditionstowhichcovermaterialsmaybeexposedduringstagnationconditions.Toassistinevaluationofsolarcollectorcovermaterialsintheoperationalmode,PracticeE782shouldbeused.Insufficientdataexisttoobtainexactcorrelationbetweenthebehaviorofmaterialsexposedinaccordancewiththispracticeandactualin-serviceperformance.Thispracticemayalsobeusefulincomparingtheperformanceofdifferentmaterialsatonesiteortheperformanceofthesamematerialatdifferentsites,orboth.MeansofevaluatingtheeffectsofweatheringareprovidedinPracticeE765,andinotherASTMtestmethodsthatevaluatematerialproperties.Exposuresofthetypedescribedinthispracticemaybeusedtoevaluatethestabilityofsolarcollectorcovermaterialswhenexposedoutdoorstothevariedinfluencesthatcompriseweather.Exposureconditionsarecomplexandchangeable.Importantfactorsarematerialtemperature,climate,timeofyear,presenceofindustrialpollution,etc.Generally,becauseitisdifficulttodefineormeasurepreciselythefactorsinfluencingdegradationduetoweathering,resultsofoutdoorexposuretestsmustbetakenasindicativeonly.Repeatedexposuretestingatdifferentseasonsoveraperiodofmorethanoneyearisrequiredtoconfirmexposuretestsatanyonelocation.Controlsamplesmustalwaysbeusedinweatheringtestsforcomparativeanalysis.1.1Thispracticecoversaprocedurefortheexposureofsolarcollectorcovermaterialstothenaturalweatherenvironmentatelevatedtemperaturesthatapproximatestagnationconditionsinsolarcollectorshavingacombinedbackandedgelosscoefficientoflessthan1.5W/(m2C).1.2Thispracticeissuitableforexposureofbothglassandplasticsolarcollectorcovermaterials.Provisionsaremadeforexposureofsingleanddoublecoverassembliestoaccommodatetheneedforexposureofbothinnerandoutersolarcollectorcovermaterials.1.3Thispracticedoesnotapplytocovermaterialsforevacuatedcollectors,photovoltaiccells,flat-platecollectorshavingacombinedbackandedgelosscoefficientgreaterthan1.5W/(m2C),orflat-platecollectorswhosedesignincorporatesmeansforlimitingtemperaturesduringstagnation.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F12
【国际标准分类号】:27_160(SOLARENERGYENGINEERING)
【页数】:8P.;A4
【正文语种】:
【英文标准名称】:Solarphotovoltaicenergysystems-Termsandsymbols
【原文标准名称】:太阳光伏能量系统术语和符号
【标准号】:IEC/TR261836-1997
【标准状态】:作废
【国别】:国际
【发布日期】:1997-10
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC82
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;能量转换;供电系统;术语;符号;电气工程;光电器件;太阳能
【英文主题词】:Definition;Definitions;Electricalengineering;Energyconversion;Photovoltaics;Powersupplysystem;Solarenergy;Symbols;Terminology
【摘要】:ThistechnicalreportcompilesthetermsandsymbolsfromthepublishedIECStandardscitedinthenormativereferences.Theobjectofthistechnicalreportistoharmonizethetermsandsymbolsusedinthestandardswithinthefieldofphotovoltaic(PV)solarenergysystems.Itistheintenttoupdatethistechnicalreporteverythreeyearstoincorporatepublishedstandardsnotreferencedherein.Atwo-stepprocedurewillbefollowedforthepreparationoftheglossary.ThistechnicalreportcontainsthetermsandsymbolsusedinpublishedIECPVstandards.Thestep2documentshouldbeincorporatedinthistechnicalreportasanannexandwilldealwiththetermsandsymbolsfromothernationalorinternationalPVstandardsandrelevantdocuments.NOTE-InordertoharmonizeslightdifferencesbetweenexistingIECstandardssomerewordingofthedefinitionswasnecessary.
【中国标准分类号】:F12
【国际标准分类号】:01_040_27;01_080_30;27_160
【页数】:21P;A4
【正文语种】:英语
