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Acta Optica Sinica, Volume. 41, Issue 10, 1034001(2021)

Research on Penetrated Thickness and Gray Model of Radiographic Digital Imaging

Jingdong Hu1, Lihong Liang2,3、*, Xuemei Liu1、**, and Huaibei Dai2,3
Author Affiliations
  • 1School of Materials Science & Engineering, Shandong University, Jinan, Shandong 250061, China;
  • 2China Special Equipment Inspection and Research Institute, Beijing 100029, China
  • 3Key Laboratory of Nondestructive Testing and Evaluation, State Administration for Market Regulation, Beijing 100029, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (7)
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    References (12)
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    Figures & Tables(7)
    Schematic diagram of X-ray penetrating workpiece

    Fig. 1. Schematic diagram of X-ray penetrating workpiece

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    Fitting results of penetrated thickness-relative intensity with different models

    Fig. 2. Fitting results of penetrated thickness-relative intensity with different models

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    Penetrated thickness and relative intensity

    Fig. 3. Penetrated thickness and relative intensity

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    Tube voltage and linear attenuation coefficient

    Fig. 4. Tube voltage and linear attenuation coefficient

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    Digital radiographic images of steel step test block

    Fig. 5. Digital radiographic images of steel step test block

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    • Table 1. List of penetrated parameters

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      Table 1. List of penetrated parameters

      t /mmV /kVi /mAF /mm
      5115--1451800
      10140--1901700
      15170--2201700
      20190--2401600
      25180--2302500
      30200--2502500

    • Table 2. Calculation results of steel step test blocks

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      Table 2. Calculation results of steel step test blocks

      V /kVi /mAF /mmGt /mmt' /mmRE /%
      95480032956.0761.24
      95580041556.0560.90
      95680050056.0560.75
      105580039688.0780.93
      105680047488.0881.04
      105780055618.0280.30
      1355700361616.17161.03
      1356700432516.18161.14
      1357700509516.13160.82
      1458700632218.04180.20
      1459700722517.94180.33
      14510700799317.97180.18
      1704600348025.67261.27
      1705600436525.64261.37
      1706600525725.61261.49
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    Jingdong Hu, Lihong Liang, Xuemei Liu, Huaibei Dai. Research on Penetrated Thickness and Gray Model of Radiographic Digital Imaging[J]. Acta Optica Sinica, 2021, 41(10): 1034001

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    Paper Information

    Category: X-Ray Optics

    Received: Oct. 29, 2020

    Accepted: Dec. 30, 2020

    Published Online: May. 8, 2021

    The Author Email: Liang Lihong (lianglihong@csei.org.cn), Liu Xuemei (xuemei_buaa@sdu.edu.cn)

    DOI:10.3788/AOS202141.1034001

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology