平和最高溫度分別下降了13.9dB和26.3℃,該優(yōu)化方法對(duì)電抗器隔音裝置的參數(shù)優(yōu)化具有重要的參考意義。OptimizationDesignofSound-insulationDeviceofAirModelandMulti-islandYUANFating1,2,JIANGFa1,2,LIUJianben3,ZHOUBing3,TANGBo1,2,HANYilin1(1.HubeiProvincialEngineeringTechn2.CollegeofElectricalandN3.StateKeyLaboratoryofPowerGridEnvironmentAbstract：Thechallengesofnoiseandtemperatureriseofair-corereactorhavealwaysbeenthehotissuesconcernedbyscholarsonaccountofitslong-termexposuretoelectromagnetic-thermal-flationmodelofthree-dimensionalelectromagneticCOMSOLaccordingtodesignparametersofreactor,andtheresultsound-insulationdeviceareobtained.Atfirst,thesoundpressureanalyzed,andbycombiningthecentralcompositedesignandfiturefieldsareacquiredwithdifferentparametersofsound-insulationwhichconstructsacorrelationbetweenthesoundpressurelevelandthehottemperatureotiondevice.Subsequently,thesensitivityanalysiobtaintheoptimalparametersofsoundinsulationdevice.Theoptimizathehottemperatureofthereactoraredtheoptimizationmethodhasimportantreferencesignificancefortheparameteroptimizationofsmulti-islandgenetica基金資助項(xiàng)目：電網(wǎng)環(huán)境保護(hù)國(guó)家重點(diǎn)實(shí)驗(yàn)ProjectsupportedbyOpenFundofStateKeyLaboratoryofPowerGridEnvironmentalProtection(GYW 在電抗器隔音裝置優(yōu)化方面，文獻(xiàn)[15]總結(jié)了隔聲板來(lái)降低噪音。文獻(xiàn)[16]利用共振吸聲原理，效果。文獻(xiàn)[17]在考慮隔音罩在降噪和散熱相互制本文根據(jù)干式空心電抗器的設(shè)計(jì)參數(shù)，利用干式空心電抗器由多個(gè)同軸并聯(lián)包封線(xiàn)圈組袁發(fā)庭，姜發(fā)，劉健犇，等：基于神經(jīng)網(wǎng)絡(luò)模型與多島遺傳算法的空心電抗器隔音裝置優(yōu)化設(shè)計(jì)1215Fig.1Thebasicstructureofdry-typ本文根據(jù)干式空心電抗器結(jié)構(gòu)參數(shù)，利用音裝置等參數(shù)與實(shí)際相同；(3)整個(gè)計(jì)算域?yàn)檎紽ig.2Thethree-dimensionalequivalentmo2.1電磁-結(jié)構(gòu)-聲場(chǎng)仿真計(jì)算干式空心電抗器的電磁場(chǎng)是時(shí)變的，滿(mǎn)足VVJadAdVe電抗器振動(dòng)可以簡(jiǎn)化為在周期電磁力作用的ρ0(t)p=c0ρ LpLp式中：pe為聲壓有效值；p0為基準(zhǔn)聲壓，其值為2.2流場(chǎng)-溫度場(chǎng)仿真計(jì)算 λ為包封材料的導(dǎo)熱系數(shù)。ρρ ρ pliq壓比熱容。鋁–0.0023+1.155×10–4T1047.64–0.373T+9.453.102–0.009T+8.614×10–6T2–8.383×10–7+8.36×10–8T聲場(chǎng)模型的邊界條件設(shè)置如下：聲場(chǎng)采用磁網(wǎng)格的疏密程度很大程度影響到聲場(chǎng)和溫度袁發(fā)庭，姜發(fā)，劉健犇，等：基于神經(jīng)網(wǎng)絡(luò)模型與多島遺傳算法的空心電抗器隔音裝置優(yōu)化設(shè)計(jì)1217本文根據(jù)電磁?結(jié)構(gòu)場(chǎng)仿真得到電抗器包封線(xiàn)Fig.3TheresultsofmeshgenerFig.4Simulationresultofmagneti的振動(dòng)位移在0.47~0.51μm之間，F(xiàn)ig.6Electromagneticfo Fig.7SimulationresultsofvibrationFig.8ThemaximumvibraFig.9ThemeasurementpoinFig.10Simulation器包封線(xiàn)圈受電磁力振動(dòng)產(chǎn)生的噪音由內(nèi)向外傳2.5.2流場(chǎng)-溫度場(chǎng)仿真結(jié)果袁發(fā)庭，姜發(fā)，劉健犇，等：基于神經(jīng)網(wǎng)絡(luò)模型與多島遺傳算法的空心電抗器隔音裝置優(yōu)化設(shè)計(jì)1219Fig.11Simulationresultsof溫度為69.5℃,溫升為49.5℃,且中間位置的包3計(jì)及隔音裝置的干式空心電抗器抑噪和實(shí)際中加裝隔音裝置會(huì)阻礙電抗器包封線(xiàn)圈Fig.12SimulationresFig.13Simulationresultsoftemperatu根據(jù)加和未加隔音裝置的電抗器的溫度場(chǎng)仿 Fig.15Themaximumtemperaturedistr為分析加隔音裝置對(duì)電抗器包封線(xiàn)圈間流體Fig.16Themaximumvelocitydistrib通過(guò)中心組合試驗(yàn)設(shè)計(jì)方法對(duì)干式空心電抗本文采用靈敏性分析技術(shù)來(lái)分析隔音裝置結(jié)iσ(E(Y|Xiiσ(Y)袁發(fā)庭，姜發(fā)，劉健犇，等：基于神經(jīng)網(wǎng)絡(luò)模型與多島遺傳算法的空心電抗器隔音裝置優(yōu)化設(shè)計(jì)1221條件方差。根據(jù)式(11)，可以獲得隔音裝置結(jié)構(gòu)參本文采用多島遺傳算法(multi-islandgenetic分析法(analytichierarchyprocess)[24]計(jì)算得到的權(quán)Fig.17Thesensitivityofoptimizationp Fig.19TheflowchartofoTable4Theoptix1/mx2/mx3/mx4/mx5/m本文以干式空心電抗器噪音和溫度為優(yōu)化目1）獲得了加裝和未加隔音裝置下電抗器包封2）將電抗器多物理場(chǎng)仿真計(jì)算方法和中心組Fig.20Simulationresultsofmulti-phy3）根據(jù)中心組合試驗(yàn)設(shè)計(jì)表建立的神經(jīng)網(wǎng)絡(luò)13.9dB，且最高溫度下降了26.3℃,優(yōu)化方法能袁發(fā)庭，姜發(fā)，劉健犇，等：基于神經(jīng)網(wǎng)絡(luò)模型與多島遺傳算法的空心電抗器隔音裝置優(yōu)化設(shè)計(jì)1223acteristicsofdry-type2022,48(8):3201-3ductionofacousticenclosureofagenerator[3]趙海翔.干式空心電抗器平均溫升的擬合計(jì)算法[J].變壓器，ZHAOHaixiang.Fittingalgorithmofmeantemperatu[4]葉占剛.干式空心電抗器的溫升試驗(yàn)與繞組溫升的計(jì)算[J].變壓calculationofitswinding36(9):6-12.tionsonElectricalandElecprovementofreactorbasedoncoupdistributionofdry-tJournal:2021,49(5):reactor[J].ProceedingsoftheCSEE,2015,35(20):53largecapacityshuntreactorsisofareactordrivenbyanielectromagnetismaanalysisinconsideratvibration[C]//ConferenceRecortionsConference,2004.39thIASAnnuaconverterstationsandnoisereducsoundarresterforthedrytypcalandElectronicE1-9[2022-12-03].DOI：10.13336/j.1003-6521-9[2022-12-03].DOI:10.13336/mentalstudyofacousticalenclosurodfornumericalinvestigaperformanceofair-corereactorwithnoisereducingcover[J].Numeri-[18]郭健，林鶴云，徐子宏，等三相三柱變壓器零序阻抗的場(chǎng)路fzero-sequenceimpedanceofthree-phtrotechnicalSociety,[19]顏威利，楊慶新，王友華，等.電氣工程電磁場(chǎng)數(shù)torbasedonmultiphysicalfieldcoupfti-objectiveoptimisationdesignofinteriorperma智能優(yōu)化的多核神經(jīng)網(wǎng)絡(luò)短期負(fù)荷預(yù)測(cè)模型[J].高電壓技術(shù)，multicoreneuralnetworkshort-termlgenceoptimization[J].Highprocesses(A