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Numerical Simulation of Jet Flow for Incline-launched Missile
Author(s): WANG Wei, WANG Xuezhi, LIU Shaowei
Pages: 127-
130
Year: 2013
Issue:
4
Journal: Journal of Projectiles, Rockets, Missiles and Guidance
Keyword: 燃气射流; 动网格; 发射箱; 计算流体力学;
Abstract: 为了研究倾斜发射过程中导弹头部下沉对燃气流场分布的影响,文中在进行导弹受力分析的基础上,将导弹运动过程分为两个阶段,分别应用域动分层法和局部网格重构两种动网格更新方法,对导弹发射过程的燃气流场进行数值模拟,得到燃气流场压力和温度分布及其变化规律.研究结果表明,导弹由于重力作用产生偏转,使得导弹上表面气流温度高于下表面.
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