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BS EN 55024-1998 信息技术设备.抗扰特性.极限值和测量方法

作者:标准资料网 时间:2024-05-19 15:02:30  浏览:9491   来源:标准资料网
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【英文标准名称】:Informationtechnologyequipment-Immunitycharacteristics-Limitsandmethodsofmeasurement
【原文标准名称】:信息技术设备.抗扰特性.极限值和测量方法
【标准号】:BSEN55024-1998
【标准状态】:作废
【国别】:英国
【发布日期】:1998-12-15
【实施或试行日期】:1998-12-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:评定;信息技术;干扰抑制;电信;测量技术;环境条件;电气工程;极限(数学);试验;定义;计算机;无线电干扰测量;抗扰性
【英文主题词】:Computers;Definition;Definitions;Electricalengineering;Environmentalcondition;Evaluations;Immunity;Informationtechnology;Interferencerejections;Interferencesuppression;Limits(mathematics);Measuringtechniques;Radiointerferencemeasurements;Telecommunications;Testing
【摘要】:ThisCISPRpublicationappliestoinformationtechnologyequipment(ITE)asdefinedinCISPR22.HarmonizedstandardspreparedbyETSI,whichcovertheimmunityrequirementsfortelecommunicationsnetworkequipmenttakeprecedenceoverthisstandard.ProceduresaredefinedforthemeasurementofITEandlimitsarespecifiedwhicharedevelopedforITEandwithinthefrequencyrangefrom0Hzto400GHz.Theobjectofthispublicationistoestablishrequirementswhichwillprovideanadequatelevelofintrinsicimmunitysothattheequipmentwilloperateasintendedinitsenvironment.Forexceptionalenvironmentalconditions,specialmitigationmeasuresmayberequired.Owingtotestingandperformanceassessmentconsiderations,sometestsarespecifiedindefinedfrequencybandsoratselectedfrequencies.Equipmentwhichfulfilstherequirementsatthesefrequenciesisdeemedtofulfiltherequirementsintheentirefrequencyrangefrom0Hzto400GHzforelectromagneticphenomena.Theobjectofthispublicationistodefinetheimmunitytestrequirementsforequipmentdefinedinthescopeinrelationtocontinuousandtransient,conductedandradiateddisturbances,includingelectrostaticdischarges(ESD).Thetestrequirementsarespecifiedforeachportconsidered.NOTE1Safetyconsiderationsarenotcoveredinthispublication.NOTE2Inspecialcases,situationswillarisewherethelevelofdisturbancemayexceedthelevelsspecifiedinthispublication,forexamplewhereahand-heldtransmitterisusedinproximitytoanequipment.Intheseinstancesspecialmitigationmeasuresmayhavetobeemployed.
【中国标准分类号】:L06
【国际标准分类号】:
【页数】:42P.;A4
【正文语种】:英语


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MIL-STD-1604, MILITARY STANDARD: TECHNICAL AND MAINTENANCE OVERHAUL AND REPAIR STANDARDS, PREPARATION OF (28 SEP 1973) [S/S BY MIL-M-24784/9]., The purpose of this standard is to delineate uniform requirements and criteria for the preparation of Technical and Maintenance Overhaul and Repair Standards (TRSs).【英文标准名称】:DeterminationofthespecificsurfaceareaofsolidsbygasadsorptionusingtheBETmethod
【原文标准名称】:用BET气体吸附法确定固体表面积
【标准号】:ISO9277-1995
【标准状态】:作废
【国别】:国际
【发布日期】:1995-05
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC24
【标准类型】:()
【标准水平】:()
【中文主题词】:气体吸收;(BET)法;参考材料;固体;表面性质;定义;面积测量;孔隙率;精整;测定
【英文主题词】:Adsorption;Analysis;Areameasurement;BETmethod;Brunauer;Definitions;Determination;Disperse;Emmett;Finishes;Fundamentalquantity;Gasadsorption;Gases;Interpretations;Measurement;Measuringtechniques;Methods;Plates(tableware);Porosity;Referencematerials;Solids;Surfaceproperties;Surfaces;Testing
【摘要】:SpecifiesthedeterminationofthetotalspecificexternalandinternalsurfaceareaofdisperseorporoussolidsbymeasuringtheamountofphysicallyadsorbedgasaccordingtothemethodofBrunauer,EmmettandTeller(BETmethod).TheBETmethodisapplicableonlytoadsorptionisothermsoftypeIIandtypeIV.TheBETmethodcannotreliablybeappliedtotypeIisothermsortosolidswhichadsorbthemeasuringgas.
【中国标准分类号】:A42
【国际标准分类号】:17_040_20;19_120
【页数】:11P;A4
【正文语种】:英语



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