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ID:33012199
大小:2.91 MB
页数:55页
时间:2019-02-19
《车载天线系统电磁兼容性分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、AbstractAbstractWiththeprogressofsocietyandthecontinuousdevelopmentofscienceandtechnology,theoperationenvironmentofelectronicequipmentbecomesincreasinglycomplex.Complexelectromagneticenvironmentleadstoperformancedegradationofelectronicequipment.Sohowtoensureavari
2、etyofelectronicdevicesworkproperlyinacomplexelectromagneticenvironmentbecomesakeyproblem.Thispaperisbasedontheresearchofthevehicleelectromagneticcompatibility.Theradiationpatternandcouplingofthevehicle-mountedcommunicationantennaonthefiniteconductiveplanearestudi
3、ed.Therulethattheantennapatternrelatedtotheplanedimensionsandmaterials,theantennacouplingrelatedtotheplanedimensionsandthescatteringbodyisdiscussed.Andthentheradiationpatternandcouplingofthevehiclecommunicationantennaonavehiclebodymodelarestudiedandobtainabestlay
4、outmodel.Then,EMCsimulationanalysisofcomplexmodelofavehicleismadeandthesurfacecurrentdistributiononthevehiclebodyinthehighfieldstrengthirradiationisstudied.Theconclusioninthispaperhasaguidingroleonthestudyofvehicleelectromagneticcompatibility.Keywords:Vehicleelec
5、tromagneticcompatibilityAntennapatternAntennacouplingSurfacecurrent目录目录第一章绪论......................................................................................................11.1研究背景与意义..........................................................................
6、..........11.2车载天线电磁兼容国内外研究现状.....................................................21.3课题来源及本文的工作内容安排.........................................................3第二章数值方法分析.......................................................................................52.1数值算法简
7、介及选用.............................................................................5[10]2.2一致性几何绕射理论........................................................................62.2.1直射场....................................................................................
8、.....62.2.2反射场.........................................................................................62.2.3边缘绕射场.............................................
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