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多级压气机叶片固体颗粒侵蚀损伤的CFD-FEM耦合机理研究及动态能量 ...
针对航空发动机钛合金叶片受沙尘颗粒侵蚀损伤的难题,研究人员通过CFD(计算流体力学)与FEM(有限元法)耦合方法,首次建立三维多颗粒随机循环冲击模型,揭示了颗粒速度、角度及形状对TC4钛合金动态侵蚀的影响机制,为延长叶片寿命提供新思路。 航空发动机 ...
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