ANSI/ASTM D1531-2006 用流体位移法测定相对电容率(介电常数)和耗散因数的试验方法

作者:标准资料网 时间:2024-05-07 22:14:35  浏览:8699   来源:标准资料网

【英文标准名称】:TestMethodsforRelativePermittivity(DielectricConstant)andDissipationFactorbyFluidDisplacementProcedures(10.01)
【原文标准名称】:用流体位移法测定相对电容率(介电常数)和耗散因数的试验方法
【标准号】:ANSI/ASTMD1531-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006-10-24
【实施或试行日期】:
【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】:聚乙烯;测试
【英文主题词】:Polyethylene;Testing
【摘要】:Thesetestmethodsprovidetechniquesforthedeterminationoftherelative(Note1)permittivityandthedissipationfactorofsolidinsulatingmaterialsbyfluid(Note2)displacement.Note1-Incommonusage,theword"relative"isfrequentlydropped.Note2-Theword"fluid"isacommonlyusedsynonymfor"liquid"andyetagasisalsoafluid.Inthisstandard,theword"fluid"isusedtoshowthatliquidisnotallthatismeant.TestMethodAisespeciallysuitedtotheprecisemeasurementsonpolyethylenesheetingat23?Candatfrequenciesbetween1kHzand1MHz.Itmayalsobeusedatotherfrequenciesandtemperaturestomakemeasurementsonothermaterialsinsheetform.TestMethodBislimitedtothefrequencyrangeofavailableguardedbridges.Itisespeciallysuitedtomeasurementsonverythinfilmssinceitdoesnotrequiredeterminationofthethicknessofthespecimenyetitprovidesanestimateofthethicknessofthinfilmsthatismoreaccurateandprecisethanthicknessmeasurementsobtainedbyothermeans.TestMethodBisalsousefulformeasurementsofpolymersheetingupto2-mmthickness.Thesetestmethodspermitcalculationofthedissipationfactorofthespecimenstested.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatement,see7.2.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:
【正文语种】:英语