Chinese Journal of Lasers, Volume. 44, Issue 8, 802007(2017)

Numerical Simulation of Residual Stress Fields in Three-Dimensional Flattened Laser Shocking of 2024 Aluminum Alloy

Zhu Ran1, Zhang Yongkang2, Sun Guifang1, Li Pu1, Zhang Shengbiao1, and Ni Zhonghua1
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    Figures & Tables(9)
    Pressure loading curve of shock wave
    Spatial distribution of shock wave pressure
    Finite element model of laser shocking of 2024 aluminum alloy
    Simulated and experimental results of surface residual stress
    Residual stress distributions. (a) Surface residual stress; (b) residual stress along depth direction
    Influence of spot size on residual stress distribution. (a) Surface direction; (b) depth direction
    Influence of impact times on residual stress distribution. (a) Surface direction; (b) depth direction
    Influence of overlapping rate on residual stress distribution. (a) Surface direction; (b) depth direction
    • Table 1. Basic material parameters of 2024 aluminum alloy

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      Table 1. Basic material parameters of 2024 aluminum alloy

      ParameterA /MPaB /MPanCε·0 /s-1Young modulus /GPaPoisson ratioDensity /(kg·m-3)
      Value3696840.730.00831730.332770
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    Zhu Ran, Zhang Yongkang, Sun Guifang, Li Pu, Zhang Shengbiao, Ni Zhonghua. Numerical Simulation of Residual Stress Fields in Three-Dimensional Flattened Laser Shocking of 2024 Aluminum Alloy[J]. Chinese Journal of Lasers, 2017, 44(8): 802007

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    Paper Information

    Category: laser manufacturing

    Received: Feb. 24, 2017

    Accepted: --

    Published Online: Sep. 13, 2017

    The Author Email:

    DOI:10.3788/CJL201744.0802007

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