復(fù)雜結(jié)構(gòu)天線罩電性能分析與GA優(yōu)化.pdf

1、東南碩士掌大學(xué)位論文復(fù)雜結(jié)構(gòu)天線罩電性能分析與GA優(yōu)化研究生姓名：顯蝗導(dǎo)師姓名：堡壘壬塾量一p博學(xué)位級(jí)別——』壟塑型二一學(xué)科專業(yè)名稱生墮曼生煎遮量盤地文提叟口坤f—上鯉旦生量月一論文答辯1]期』堂生生—上L旦學(xué)位攔，單位盔直太坐學(xué)位授予日期』塑生星—星—旦替辯蠶員會(huì)主席——評(píng)剛^——釜袱糌竺謄AbstractAbstractRadomeisoneoftheimportantpartsinaradarsTstemInthisP印eLthe

2、electromagneticcharactoristiCSofelectricallylargecomplexradomeareanalyzedwitlltheaidofCADmodelingandautomaticmeshingPhysicalOptics(PO)isappliedinanalyzingthetransmissioncharacteristicofradomes。whileGeneticA190ri吐un(GA)iS

3、usedtoOptimizetheconfigurationparametersAtheoreticalmodelbasedOHfiniteelementmethod(FEM)iSestablishedtoanalyseelectricallysmailradomesFirstlythetheoryofGeneticAlgofithm(GA)isoutlinedandsomeexamplesalepresentedtovalidatet

4、hecolTeetllessofGAcodesThereflectioncoe銜cientofstratifieddielectricplanarstructureswithuniaxialmediORIincludediSformulatedGAiSemployedintheoptimizationofreflectioncharacteristicofthiscompositedielectriestructureThereflec

5、tiontoe伍cientofisotropicmultilayermediaandthatofthecompositestructurewithoneuniaxialmediumlayerincludedareoptimizedThenthecoyvefittingandautomaticmeshingaleaccomplishedforradomeconfigurationwiththehelpofPA：【|RA》isoftware

6、pOiSemployedtocalculatethetransmissioncoefficientsofelectricallylargeradomes，ThetransmissivityissetasthefitnessfunctioninGATheoptimizedstructureoftheradomeiSobtainedthroughtheGAiterationFinallymathematicalmodelforelectri