斜切喷管工作过程结构变形数值分析
Journal of Projectiles, Rockets, Missiles and Guidance(2007)
Abstract
文中分析了某火箭发动机钼合金斜切喷管工作过程中的变形,首先通过对喷管内流场的数值仿真计算,确定喷管内型面承受的温度和压力载荷。然后基于三维有限元模型,对温度和压强耦合作用下的喷管应力场和形变进行了分析。对计算结果与试验测量值进行了对比,较为接近,证明结论可信。
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Key words
finite element,numerical analysis,scarfed nozzle
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