High Power Laser and Particle Beams, Volume. 32, Issue 1, 011021(2020)

Random vibration response analysis of Shenguang laser facility component based on PANDA platform

Keying Wang, Xuanhua Fan*, Xueqian Chen, and Hongpan Niu
Author Affiliations
  • Institute of Systems Engineering, CAEP, Mianyang 621999, China
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    Figures & Tables(14)
    The basic configuration of PANDA platform
    Basic compution flow of random response analysis
    Configuration of six DOF platform
    FE model of six DOF platform
    The first order mode deform contour of six DOF platform
    The second order mode deform contour of six DOF platform
    The third order mode deform contour of six DOF platform
    Fourth order mode deform contour of six DOF platform
    Deform PSD of six DOF platform
    Location of test points
    Deform response contour of PANDA
    Deform response contour of commercial software
    • Table 1. The comparison of first five natural frequencies between simulation and test

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      Table 1. The comparison of first five natural frequencies between simulation and test

      rankexperimentation frequency/Hz PANDAcommercial softwareerror between PAND and commercial software/%
      frequency/Hzerror/%frequency/Hzerror/%
      116.5216.49−0.1816.530.06−0.24
      220.2620.21−0.2520.24−0.10−0.15
      344.2041.97−5.0542.05−4.86−0.19
      453.6654.421.4254.471.51−0.09
      557.4557.550.1757.590.24−0.16
      671.1771.46−0.41
      788.0188.48−0.53
    • Table 2. The comparison of deform response between simulation and test

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      Table 2. The comparison of deform response between simulation and test

      pointexperimentationPANDAcommercial softwareerror between PANDA and commercial software/%
      deform response range/10−2 μm mean value/ 10−2 μm deform response/ 10−2 μm error/%deform response/ 10−2 μm error/%
      1[2.07, 2.47]2.252.354.442.344.000.43
      2[2.03, 2.61]2.302.5611.302.5812.17−0.78
      3[2.16, 2.75]2.442.669.022.6910.16−1.11
      4[2.99, 4.32]3.734.038.044.079.06−0.98
      5[4.66, 6.96]5.996.010.336.020.57−0.17
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    Keying Wang, Xuanhua Fan, Xueqian Chen, Hongpan Niu. Random vibration response analysis of Shenguang laser facility component based on PANDA platform[J]. High Power Laser and Particle Beams, 2020, 32(1): 011021

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    Paper Information

    Category: Research Article

    Received: Jul. 19, 2019

    Accepted: --

    Published Online: Mar. 31, 2020

    The Author Email: Xuanhua Fan (fanxh@caep.cn)

    DOI:10.11884/HPLPB202032.190269

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