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轿车尾部流场的数值模拟研究 被引量:5

Numerical Simulation Research of Wake Flow-field of a Car
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摘要 本文以简化的轿车模型为研究对象,利用固定边界和移动边界条件进行了数值模拟,得到了该轿车的气动力数据、尾流速度场、气流迹线、尾流结构及尾部涡系.与CA774对比研究表明,该轿车改善了尾流结构,从而使气动特性改善、气动系数明显降低.
出处 《汽车工程》 EI CSCD 北大核心 2003年第z1期105-109,共5页 Automotive Engineering
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参考文献3

  • 1[1]傅立敏.汽车空气动力学数值计算[M].北京:北京理工大学出版社,2000
  • 2[2]K. Okumura, T. Kuriyama, "Transient Aerodynamic Simulation in Crosswind and Passing an Automobile", SAE paper 970404
  • 3[3]Fu Limin. Application of laser-veloeity-measuring on diagnosis of structure of car's wake, Modern Techniques and Measurement in Fluid Flows.Proceeding of the 3rd International Conference on Fluid Dynamic Measurement and Its Application, Beijing, 1997

同被引文献15

  • 1姜岩,康宁.尾翼定位对斜背式轿车气动特性影响的研究[J].车辆与动力技术,2004(3):9-13. 被引量:9
  • 2[4]Scibor-Rylski,A.J..Experimental investigatin of the negative aerodynamic lift wings used on racing cars[A].Advances in Road Vehicle Aerodynamis,Br.Hydromech.Ass.,Cranfield[M].1973.
  • 3[5]Sinfhal,A.K.,Spalding,D.B.."Prediction of Two-Dimensional Boundary Layers with the Aid of K-ε Model of Turbulence"[C].Comp.Methods Appl.,Mech.Eng.,365-383,1981,25.
  • 4[6]K.Okumura,T.Kuriyama.Transient Aerodynamic Simulation in Crosswind and Passing an Automobile[C].SAE 970404,1997.
  • 5[4]K.Okumura,T.Kuriyama.Transient Aerodynamic Simulation in Crosswind and Passing an Automobile[C];SAE paper 970404.
  • 6[4]Cogotti A. Car-wake imaging using a seven-hole probe[A], SAE 860214[C], 1986:145-148.
  • 7SCIBOR-RYLSKI A J.Experimental investigation of the negative aerodynamic lift wings used on racing cars.Advances in Road Vehicle Aerodynamics[M].Br.Hydromech.Ass.,Cranfield,1973.
  • 8SINFHAL A K,SPALDING D B.Prediction of two-dimensional boundary layers with the aid of κ-ε model of turbulence[J].Comp.Methods Appl.,Mech.Eng.,1981,25:365-383.
  • 9OKUMURA K,KURIYAMA T.Transient aerodynamic simulation in crosswind and passing an automobile[ R ].SAE paper 970404.
  • 10Chandra S,Lee A,Gorrell S.CFD analysis of pace fonnula-1 car [J]. Computer-Aided Design and Applications-PACE. v1,2011 : 1- 14.

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