基于MATLAB数值仿真的等离子天线辐射场空间分布研究.pdf

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1、Jun．2015HydromechatronicsEngineeringV01．43No．12HydromechatronicsEngineeringhttp：／／jdy．qks．cqut．edu．onE—mail：jdygcyw@126。cornResearchofnumericalsimulationonthespatialdistributionofplasmaantennaradiationfieldbasedonMATLABLeiB，Run—xuanQIN，ChenCHEN(SchoolofEnergyandPowerEngineering，WuhanUnive

2、rsityofTechnology，Wuhan430063，China)Abstract：Plasmahasexcellentelectricconductivity．Comparedtoordinarymetalantennaplasmaantennawhich，usesPlasmaasanelectromagneticenergyconductivemedium，hasgreaterstealthsmallervolume，lighterweight，，anddynamicallyrefactoringfeatures．Therefore，studyofplasmaa

3、ntennaisofgreatsignificance．ThispaperusesthenumericalsimulationbasedonMATLABtostudytheantennaradiationfieldproblem．Asisshowninthere．suhs：thecurrentdistributionmapandradiationpatternwillchangeaccordinglywiththechangesofantennalength．densityandotherparameters．Thatistosay．theradiationdirecti

4、oniscontrollable．Keywords：NumericalsimulationbasedonMATLAB，PlasmaantennaRadiationfield，Spatialdistribution，，Controllability’doi：10．3969／j．issn．1001-3881．2015．12．014Documentcode：ACLCnumber：TN827+．9RFwasstarted，wherethenetworkanalyzertests，in—1Introductionstrumentsandotherequipmentswereused

5、toachievetheexpectedeffect．PlasmalaboratoryattheAustral—Theplasmaantennareferstoanantenna，whichcanianNationalUniversitymadearesearchaboutthehas．replacethemetalconductorandactascommunicationictheoryandparametersoftheplasmaantenna，andmedia．Comparedwiththetraditionalmetalantenna，obtmnedapate

6、nt．Duringtheprocess，A．D．Che—theplasmaantennahaslighterweight，shorteropenethammadearesearchabouttheplasmafocusmeas—time，greaterstealth，controllableantennaparametersurement，spiralwaveexcitationradiofrequencyenergyandmanyotheradvantages．Duetothis，ithasgreatcouplingcontrolsystemandtheplasmapa

7、rametersapplicationvalueinmilitaryandcommercialcommuni-choice；J．P．Raynerconcentratedonthewavesincation．Internationally，theconceptofplasmaantennaplasmacoupling，antennaandRFenergyrelatedtheorywasputforwardforthefirsttimeinthenavycommuni-andthemeasurementofantennaparam