In this paper the turbulence model developed by Wilcox and Traci for predicting boundary-layer transition has been improved in some aspects.

• 本文对Wilcox和Traci提出的湍流模型进行了合理的改进,使改进后的湍流模型既适用于转捩的后阶段也适用于转捩的初始阶段。