ASTM E861-1994(2007) 太阳能收集器用绝热材料评定的标准实施规程
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【英文标准名称】:StandardPracticeforEvaluatingThermalInsulationMaterialsforUseinSolarCollectors
【原文标准名称】:太阳能收集器用绝热材料评定的标准实施规程
【标准号】:ASTME861-1994(2007)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:隔热;绝缘;材料;评定;工艺;太阳能;太阳能收集器
【英文主题词】:chemicalcompatibility;degradation;durability;insulation;solarcollectors;stagnation;thermalinsulation
【摘要】:Theexposureconditionsinsolarcollectors,especiallyunderstagnationconditions,maydegradetheperformanceofthermalinsulationmaterials.Thispracticesetsforthamethodologyforevaluatingthedegreeofdegradation,ifany,ofthethermalinsulationmaterialsafterexposuretosimulatedin-serviceconditions.Thispracticeisalsointendedtoaidintheassessmentoflong-termperformancebycomparativetestingofinsulationmaterials.However,correlationsbetweenperformanceunderlaboratoryandactualin-serviceconditionshavenotbeenestablished.Thispracticealsosetsforthcriteriathatshallbeconsideredintheselectionandspecificationofthermalinsulationmaterials.Onesuchcriterionissurfaceburningcharacteristics(TestMethodE84),whichisusedbymanycodeofficialsasareference.Thispracticedoesnotrepresentthatthenumericalvaluesobtainedinanywayreflecttheanticipatedperformanceofthethermalinsulationunderactualfireconditions.1.1Thispracticesetsforthatestingmethodologyforevaluatingthepropertiesofthermalinsulationmaterialstobeusedinsolarcollectorswithconcentrationratiosoflessthan10.TestsaregivenhereintoevaluatethepH,surfaceburningcharacteristics,moistureadsorption,waterabsorption,thermalresistance,linearshrinkage(orexpansion),hotsurfaceperformance,andacceleratedaging.Thispracticeprovidesatestforsurfaceburningcharacteristicsbutdoesnotprovideamethodologyfordeterminingcombustibilityperformanceofthermalinsulationmaterials.1.2Thetestsshallapplytoblanket,rigidboard,loose-fill,andfoamthermalinsulationmaterialsusedinsolarcollectors.Otherthermalinsulationmaterialsshallbetestedinaccordancewiththeprovisionssetforthhereinandshouldnotbeexcludedfromconsideration.1.3Theassumptionismadethatelevatedtemperature,moisture,andappliedstressesaretheprimaryfactorscontributingtothedegradationofthermalinsulationmaterialsusedinsolarcollectors.1.4Solarradiationisnotconsideredacontributingfactorsinceinsulatingmaterialsarenotnormallyexposedtoit.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F12
【国际标准分类号】:27_160
【页数】:4P.;A4
【正文语种】:
【原文标准名称】:太阳能收集器用绝热材料评定的标准实施规程
【标准号】:ASTME861-1994(2007)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:隔热;绝缘;材料;评定;工艺;太阳能;太阳能收集器
【英文主题词】:chemicalcompatibility;degradation;durability;insulation;solarcollectors;stagnation;thermalinsulation
【摘要】:Theexposureconditionsinsolarcollectors,especiallyunderstagnationconditions,maydegradetheperformanceofthermalinsulationmaterials.Thispracticesetsforthamethodologyforevaluatingthedegreeofdegradation,ifany,ofthethermalinsulationmaterialsafterexposuretosimulatedin-serviceconditions.Thispracticeisalsointendedtoaidintheassessmentoflong-termperformancebycomparativetestingofinsulationmaterials.However,correlationsbetweenperformanceunderlaboratoryandactualin-serviceconditionshavenotbeenestablished.Thispracticealsosetsforthcriteriathatshallbeconsideredintheselectionandspecificationofthermalinsulationmaterials.Onesuchcriterionissurfaceburningcharacteristics(TestMethodE84),whichisusedbymanycodeofficialsasareference.Thispracticedoesnotrepresentthatthenumericalvaluesobtainedinanywayreflecttheanticipatedperformanceofthethermalinsulationunderactualfireconditions.1.1Thispracticesetsforthatestingmethodologyforevaluatingthepropertiesofthermalinsulationmaterialstobeusedinsolarcollectorswithconcentrationratiosoflessthan10.TestsaregivenhereintoevaluatethepH,surfaceburningcharacteristics,moistureadsorption,waterabsorption,thermalresistance,linearshrinkage(orexpansion),hotsurfaceperformance,andacceleratedaging.Thispracticeprovidesatestforsurfaceburningcharacteristicsbutdoesnotprovideamethodologyfordeterminingcombustibilityperformanceofthermalinsulationmaterials.1.2Thetestsshallapplytoblanket,rigidboard,loose-fill,andfoamthermalinsulationmaterialsusedinsolarcollectors.Otherthermalinsulationmaterialsshallbetestedinaccordancewiththeprovisionssetforthhereinandshouldnotbeexcludedfromconsideration.1.3Theassumptionismadethatelevatedtemperature,moisture,andappliedstressesaretheprimaryfactorscontributingtothedegradationofthermalinsulationmaterialsusedinsolarcollectors.1.4Solarradiationisnotconsideredacontributingfactorsinceinsulatingmaterialsarenotnormallyexposedtoit.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F12
【国际标准分类号】:27_160
【页数】:4P.;A4
【正文语种】:
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