TC4钛合金板材激光冲击强化动态应力波传播特性的数值模拟与实验  

Numerical simulation and experimental investigation on the transient transmission of stress wave of TC4 material during laser shock processing

作　　者：李玉杰[1] 陈东林[1] 熊竻琦[1] 周留成[1] 

机构地区：[1]空军工程大学工程学院,西安710038

出　　处：《塑性工程学报》2011年第4期79-84,共6页Journal of Plasticity Engineering

摘　　要：对广泛应用于飞行器构件上的TC4(Ti-6Al-4V)钛合金,当受到激光冲击强化后的内部动态应力波传播特性建立模型,并进行数值模拟和实验验证。结果表明,实验测试与仿真结果比较接近,证明该文数值模拟的合理性,为后续实验研究提供了理论依据。The transient transmission of stress wave of TC4 by LSP was analyzed in both FEM software ANSYS/LS-DYNA simulation and experimental studies.The experimental results is close to the simulation results which means the numerical simulation could play a directional role in the future studies of shock processing.

关 键 词：激光冲击强化 TC4钛合金 有限元 动态应力波 ANSYS/LS-DYNA 

分 类 号：TN249[电子电信—物理电子学]