!!!汽车空气动力学与车身造型研究最新进展

:2005-09-05:(1936-),,,,176200512JOURNALOFSHENYANGUNIVERSITYVol117,No.6Dec.2005:100829225(2005)06200392061,2(1.,110044;2.,110044):,,,:;;;;;;CAE:U461:A11.1,,,1.2,,:(1)-1886,AUTO2MOBILE(-),,()-(2),,,,,(CFD)(3),,(4)(),,(5)21,(6),,,,2,,,[1](1),,,,,(2),,100km/h,,(3)1930,,,(4),1949V8,,,,,,(5),,,,,,,(6),,,,,,3,,,3.1,,,,,,3.2(1),,:,,,,(2),,,,,,,2533,,,,,[2]11(3),,,,,,,,,,3.3,,,,:[[3]04174,,W.Elay1934J.Andreau,2040,L.Romani60,White70,804.1(1),,,,22(2),,,,(3)CD,,CD205070,01401670,CD,0128014CD4.2(1),EulerNS(2),,,,,,,,14500kW1311m1()()()()St.Cyr()()()()NRC()/m234.937.532.630.015.020.035.136.183.6/(kmh-1)140180270200144180400240200200/411122111111960196719761976197619811963198019702003[46]:(1)CD10%20%,(2),(),,,CD:,3;,4;146:,;,;34(3)(CFD),CFD,[47],,,2Richerche2Williams810649m/s,1/2CAD,STAR2CDFIDAP(FVM)(FEM)RANS-,STAR2CD80,FIDAP19;-,2EulerRANSLES/DFSLES:;DNS:LaplaceEuleRANSNS,RANSNSCFDN2SNNG,,,CFD,,;CPU,,Eager,Beam2WarmingJamesonTVD,(4)[4]CA774FD209FD2092417D21D22D24Audi1001520FD209CA10BCA141FL28#CA774:9,;,,;40,,38,;;;;,,,1318%,54%5,CFD,CAE,863985,CAEICEM2CFDSTAR2CD,CAE5.1CAECFD,[8]:(1),,(2),(3),,(4),,:;;;;;(5):(WinXP);(CATIA);(VC);(STAR2CDABAQUS)(6);5.2[7,9]:(1)(2),(3),,,(4)(5),N2S(6),,5.3,,,,,,,,,,,6;;CFD,CAF346:;:[1][M]:,1986,213-218[2],[J],2003(12):68-70[3][M]:,2000[4][M]:,1998[5]HuchoWH.AerodynamicsofRoadVehicles.SAEInternational.1998.[6][M]:,1999[7],[J],2001,(2):82-89[8][M]:,2002[9][J],20(6):20TheLatestProgressinResearchofAutomobileAerodynamicistandCoachbuildingZHANGGuozhong1,LAIZhenghai2(1.SchoolofMechanicalEngineering,ShenyangUniversity,Shenyang110044,China;2.JinbeiBrillianceAutomotive,Shenyang110044,China)Abstract:Standardsofcoachbuildingareexpounded.Thedeductionprocessandresearchmethodoftheshapeandaerodynamicistsofautomobilearediscussed.Thedirectionandmissionofautomobilebodyresearcharepresented.Keywords:automobile;aerodynamicist;coefficientofairresistance;coachbuilding;windtunnel;numericalsimulation;CAE4417