ANSI/ASTM D2520-2001 微波频率和温度为1650℃时实心电绝缘材料综合介电常数测试验方法(10.02)

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【英文标准名称】:TestMethodsforComplexPermittivity(DielectricConstant)ofSolidElectricalInsulatingMaterialsatMicrowaveFrequenciesandTemperatureto1,650°C(10.02)
【原文标准名称】:微波频率和温度为1650℃时实心电绝缘材料综合介电常数测试验方法(10.02)
【标准号】:ANSI/ASTMD2520-2001
【标准状态】:作废
【国别】:美国
【发布日期】:2001-05-10
【实施或试行日期】:2001-05-10
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:电绝缘材料;试验;绝缘
【英文主题词】:Cables;Electricalengineering;Electricalinsulatingmaterials;Electricalinsulation;Electricaltesting;Heating;Insulations;Testing
【摘要】:Thesetestmethodscoverthedeterminationofrelative(Note0)complexpermittivity(dielectricconstantanddissipationfactor)ofnonmagneticsoliddielectricmaterials.Note0Theword"relative"isoftenomitted.TestMethodAisforspecimenspreciselyformedtotheinsidedimensionofawaveguide.TestMethodBisforspecimensofspecifiedgeometrythatoccupyaverysmallportionofthespaceinsidearesonantcavity.TestMethodCusesaresonantcavitywithfewerrestrictionsonspecimensize,geometry,andplacementthanTestMethodsAandB.Althoughthesemethodsareusedoverthemicrowavefrequencyspectrumfromaround0.5to50.0GHz,eachoctaveincreaseusuallyrequiresadifferentgeneratorandasmallertestwaveguideorresonantcavity.Testsatelevatedtemperaturesaremadeusingspecialhigh-temperaturewaveguideandresonantcavities.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K15
【国际标准分类号】:29_035_01
【页数】:
【正文语种】:英语