电磁兼容实验室测试能力验证方法研究

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1、北京交通大学硕士学位论文电磁兼容实验室测试能力验证方法研究姓名：杭晨哲申请学位级别：硕士专业：环境工程指导教师：周克生20071201北京交通人学硕十学位论文ABSTRACTABSTRACT：ThevalidationofthetestingabilityofEMClaboratoriescansolvetheproblemoftestdatadiscrepanciesamonglaboratories．WhereasthereferencestotheEMCvalidationarescarce．thisthesisemphaticallyanalyzesthemainprocedu

2、reandmethodsappliedintheradiationinterferencefieldstrengthtestandtheradiationdisturbancepowertest．Theproceduresandmethodsofvalidationcontainthedisturbancegeneratorstabilityvalidation,dataprocessmethodsanduncertaintylimitsassessment．Thedisturbancegeneratorstabilityvalidationinvolvesthecalculation

3、methodsoftypeAuncertainty,bywhichthegeneratoriSrepeatedlymeasuredandthestandarddeviationiscalculated；thestatisticscalculationisparticularlyemphasizedinthedataprocessmethods；theuncertaintylimitsassessingisappliedbythecalculationmethodsoftypeBuncertaintytocalculatethecombineduncertaintylimits．Inth

4、eradiationinterferencefieldstrengthtest，afterchoosingthetheoreticalfieldstrengthexpressionsofdipoleantenna，aprogramiswrotetocalculatethewarpoffieldstrengthintroducedbythereceivingdistanceandtheheightoftransmittingantenna，thenstandarddeviationandsimilardistributiontypesCanbeascertained．Moreover,t

5、heprogrammentionedaboveisalsousedtocalculatethedifferenceintheabstractnormalizedsiteattenuationoflOmand3monopenfield．Intheradiationdisturbancepowertest，themodelofabsorbingclampisqualitativelyanalyzed．Theeffectsofthesecondaryabsorbingclampandthedistancebetweentheleadundertestandthewalloftheshield

6、roomareanalyzedbythedataandthemodel．Afterwardsadeducedconclusionabouttheeffectsoffactorsisgiven．Thisthesisappliesthevalidationmethodstothetestresultsprocessingandtheuncertaintylimitsassessmentinthetwodifferenttypesoftestsmentionedabove，SOstandardresultsanduncertaintylimitsarecalculated．Finally,t

7、heresultofthevalidationoftestingabilityofEMClaboratoriesisgiven．KEYWORDS：EMC；Validationofthetestingability；Uncertainty；Radiationinterferencefieldstrength；DisturbancepowerCLASSNo：TN06；TB973¨l学位论文版权使用授权书本学位论文作者完全了解北京交通大学有关保留、使