A 3-D viscosity turbulence model is used to analyze the unsteady around flow field of the thrust-vectoring engine of the jet vane, and results of the area including vane base, vane flake and motor shell are presented.

• 摘要以推力矢量发动机的燃气舵为研究对象，采用三维、粘性、湍流流动模型和数值分析的接触网格技术，在定常流动计算的基础上，对包含舵基、舵片和发动机壳体的区域进行详细数值分析。