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《基于GTDRIVE軟件的汽車傳動(dòng)系參數(shù)對(duì)經(jīng)濟(jì)性和排放性的影響》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫(kù)。
1、上海理工大學(xué)學(xué)報(bào)第36卷第6期J.UniversityofShanghaiforScienceandTechnologyVo1.36No.62014文章編號(hào):1007—6735(2014)06—0571—06DOI:10.13255/J.cnki.jusst.2014.06.012基于GT.DRIVE軟件的汽車傳動(dòng)系參數(shù)對(duì)經(jīng)濟(jì)性和排放性的影響劉賓,孫躍東(上海理工大學(xué)機(jī)械工程學(xué)院,上海200093)摘要:利用整車性能仿真軟件GT—DRIVE建立了某車型的NEDC循環(huán)仿真模型,通過仿真計(jì)算分析了變速器擋位數(shù)對(duì)汽車經(jīng)濟(jì)性和排放性的影響.應(yīng)用拉丁
2、超立方抽樣法對(duì)主減速比和變速器各擋位速比進(jìn)行DOE試驗(yàn)設(shè)計(jì),通過回歸分析,找出了對(duì)汽車經(jīng)濟(jì)性和排放性影響較為顯著的3個(gè)參數(shù):主減速比、二擋速比和五擋速比,并分析了它們對(duì)經(jīng)濟(jì)性和排放性的影響規(guī)律.最后采用DOE與遺傳算法相結(jié)合的策略,以這些參數(shù)作為設(shè)計(jì)變量進(jìn)行優(yōu)化設(shè)計(jì),以求在保證動(dòng)力性的前提下獲得綜合最優(yōu)的經(jīng)濟(jì)性和排放性能.關(guān)鍵詞:GT.DRIVE軟件;傳動(dòng)系;參數(shù);經(jīng)濟(jì)性;排放性中圖分類號(hào):U462.3文獻(xiàn)標(biāo)志碼:A.InfluencesofVehiclePowertrainParametersonEconomyandEmisSsSi1o0
3、nsBasedontheGT._DRI1VVESoOft-twareLlUBin,SUNYue-dong(SchoolofMechanicalEngineering,UniversityofShanghaiforScienceandTechnology,Shanghai200093,China)Abstract:ThevehiclesimulationmodelforacertaincarwassetupusingtheGT-DRIVEsoftwarewhichisoftenusedtosimulatethevehicleperforman
4、ce.BasedonthesimulationresultsofthenewEuropeandrivingcycle(NEDC),theinfluencesoftransmissionswithdifferentgearnumbersonvehicleeconomyandemissionswereanalyzed.TheLatinhypercubesamplingmethod(LHS)wasadoptedforthedesignofexperiment(D()E)aboutthefinaldriveratioandvariousgearra
5、tios.Bytheregressionanalysis,threeparametersthathavesignificantefectsontheautomobileeconomyandemissionsweredetermined,andthelawsoftheirinfluenceswerestudied.Finally,thestrategyofcombiningD0lEandgeneticalgorithm(GA)wasappliedtoachieveoptimaldesign.1eobjectiveofimprovingecon
6、omyandemissionperformanceonthepremiseofensuringthedynamicperformanceisattained.Keywords:G7"-腳Ⅷsoftware;powertrain;parameters;economy;emissions能源危機(jī)、環(huán)境污染和全球氣候變暖促使人們應(yīng)有優(yōu)異的經(jīng)濟(jì)性和排放性.參數(shù)優(yōu)選的傳動(dòng)系統(tǒng)對(duì)汽車提出了更高的要求,不僅要有好的動(dòng)力性,還有利于發(fā)動(dòng)機(jī)的性能充分發(fā)揮,使汽車不僅具有良收稿日期:2013—12—02基金項(xiàng)目:上海市科委科研基金資助項(xiàng)目(1114050200
7、0)第一作者:劉賓(1986一),男,碩士研究生.研究方向:汽車動(dòng)力傳動(dòng)系匹配.E-mail:huangtushen@sina.cn通訊作者:孫躍東(1965一),男,教授.研究方向:汽車動(dòng)力傳動(dòng)系匹配及實(shí)驗(yàn).E-mail:syd@usst.edu.cn第6期劉賓,等:基于GT—DRIVE軟件的汽車傳動(dòng)系參數(shù)對(duì)經(jīng)濟(jì)性和排放性的影響5757.0一I’ll卑\瓣輜j}f0}I^豆0。-【.rI)\景襞剛童lllll166666555雖{尋m∞4321O9876.6豪6.2逛景5.8繁母}{2.63.03.43.84.2主減速比主減速比(a)主減
8、速比對(duì)經(jīng)濟(jì)性的影響(b)主減速比對(duì)N排放性的影響2.22.63.O3.43.84.22.22.63.03.43.84.2主減速比主減速比(c)主減速比對(duì)HC排放性的影響(d]主減