Chinese Journal of Lasers, Volume. 51, Issue 8, 0805003(2024)

Analysis of Applicable Scope of Numerical Simulation Method for Thermal Blooming of High-Energy Laser

Qi Zhang1,2, Qili Hu3, Hongyan Wang1,2, Ming Hu1,2, Xingyu Xu1,2, Jingjing Wu1,2, and Lifa Hu1,2、*
Author Affiliations
  • 1School of Science, Jiangnan University, Wuxi 214122, Jiangsu , China
  • 2Jiangsu Provincial Research Center of Light Industry Opto-Electronic Engineering and Technology, Wuxi 214122, Jiangsu , China
  • 3Key Laboratory of Electro-Optical Countermeasures Test & Evaluation Technology, Luoyang 471003, Henan , China
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    Figures & Tables(8)
    Contour diagrams of light intensity simulated by the three methods at different transmission distances. (a1)(b1)(c1)(d1) Simulation results of perturbation method; (a2)(b2)(c2)(d2) simulation results of integral method; (a3)(b3)(c3)(d3) simulation results of phase screen method
    Relative peak intensity IREL dependence on the distortion parameter N for experimental and simulated results[26]
    Application range of three numerical simulation methods under different transmission distances. (a) IREL as a function of N; (b) Ierror as a function of N
    Application range of three numerical simulation methods under different initial laser powers. (a) IREL as a function of N; (b) Ierror as a function of N
    Application range of three numerical simulation methods under different wind speeds. (a) IREL as a function of N; (b) Ierror as a function of N
    Optical path of thermal blooming effect experiment based on LC-SLM
    Thermal blooming experimental results
    • Table 1. Theoretical and experimental values comparison of light spot parameters

      View table

      Table 1. Theoretical and experimental values comparison of light spot parameters

      z /kmmtheoreticalmexperimentalxtheoreticalxexperimental
      124232256.0611258.6361
      322630252.1005256.9763
      520528244.3762254.9481
      1015922225.8691251.6324
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    Qi Zhang, Qili Hu, Hongyan Wang, Ming Hu, Xingyu Xu, Jingjing Wu, Lifa Hu. Analysis of Applicable Scope of Numerical Simulation Method for Thermal Blooming of High-Energy Laser[J]. Chinese Journal of Lasers, 2024, 51(8): 0805003

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    Paper Information

    Category: Beam transmission and control

    Received: Jul. 4, 2023

    Accepted: Sep. 18, 2023

    Published Online: Mar. 29, 2024

    The Author Email: Hu Lifa (hulifa@jiangnan.edu.cn)

    DOI:10.3788/CJL230991

    CSTR:32183.14.CJL230991

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