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Laser & Optoelectronics Progress, Volume. 57, Issue 20, 202801(2020)

Fast Modeling Method for Substation Based on 3D Laser Scanning Point Cloud Data

Lijuan Long1,2, Yonghua Xia1,2、*, and De Huang1,2
Author Affiliations
  • 1Faculty of Land Resources Engineering, Kunming University of Science and Technology, Kunming, Yunnan 650093, China
  • 2Surveying & Mapping Technology and Application Research Center on Plateau Mountains of Yunnan Higher Education, Kunming University of Science and Technology, Kunming, Yunnan 650093, China;
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    AbstractGet PDF(in Chinese)
    Figures&Tables (15)
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    References (25)
    Cited By (11)
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    Figures & Tables(15)
    Simplified results of point cloud data of substation reactors. (a) Before streamlining; (b) after streamlining

    Fig. 1. Simplified results of point cloud data of substation reactors. (a) Before streamlining; (b) after streamlining

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    Registration process of point cloud data. (a) Before registration; (b) coarse registration; (c) fine registration

    Fig. 2. Registration process of point cloud data. (a) Before registration; (b) coarse registration; (c) fine registration

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    Denoising results of transformer point cloud data. (a) Before denoising; (b) after denoising

    Fig. 3. Denoising results of transformer point cloud data. (a) Before denoising; (b) after denoising

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    Process of constructing 3D model of substation building

    Fig. 4. Process of constructing 3D model of substation building

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    Modeling process of substation building

    Fig. 5. Modeling process of substation building

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    Creation of insulator post

    Fig. 6. Creation of insulator post

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    Transformer model creation result

    Fig. 7. Transformer model creation result

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    Result of creating main control building of substation

    Fig. 8. Result of creating main control building of substation

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    Schematic of combined process of substation buildings

    Fig. 9. Schematic of combined process of substation buildings

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    Location of substation buildings fitted by least squares method

    Fig. 10. Location of substation buildings fitted by least squares method

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    Substation rendering panorama

    Fig. 11. Substation rendering panorama

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    Degree of fit between substation model and point cloud data

    Fig. 12. Degree of fit between substation model and point cloud data

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    • Table 1. Creation parameters of transformer model

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      Table 1. Creation parameters of transformer model

      TypeProjectValue /cm
      Length20.7
      RadiatorWidth61.0
      Height84.9
      High voltage porcelain bushingRadius5.9
      Height38.8
      High voltage bushingRadius5.6
      Height2.5
      Low voltage porcelain bushingRadius3.1
      Height12.2
      Low voltage bushingRadius2.3
      Height2.1
      Oil pillowRadius8.2
      Height40.3
      Length20.9
      Oil purifierWidth5.2
      Height23.0
      Length77.2
      TankWidth207.4
      Height115.2

    • Table 2. Model creation parameters of main control building of the substation

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      Table 2. Model creation parameters of main control building of the substation

      TypeProjectValue /cm
      Length248.6
      Main control buildingWidth2056.0
      Height224.4
      Height69.9
      WindowWidth70.9
      Depth3.0
      Height118.7
      DoorWidth56.2
      Depth3.0
      Length622.8
      EavesWidth35.9
      Thickness13.8
      Height25.6
      VentWidth23.3
      Length11.9

    • Table 3. Comparison of measured size and model size of substation buildings

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      Table 3. Comparison of measured size and model size of substation buildings

      No.TypeActual size /cmModel size /cmSize deviation /cm
      1Insulator porcelain sleeve radius6.45.2-1.2
      2Insulator porcelain sleeve height51.750.4-1.3
      3Transformer radiator length22.020.8-1.2
      4Transformer radiator width60.061.5+1.5
      5Transformer radiator height83.885.0+1.2
      6Transformer oil pillow radius8.08.1+0.1
      7Transformer oil pillow height43.242.1-1.1
      8Transformer high-voltage porcelainbushing radius7.16.2-0.9
      9Transformer high-voltage porcelainbushing height39.638.0-1.6
      10Transformer fuel tank length208.4207.0-1.4
      11Transformer fuel tank width77.077.2+0.2
      12Transformer fuel tank height113.8115.0+1.2
      13Substation main control building length2054.72055.9+1.2
      14Substation main control building width248.8247.1-1.7
      15Substation main control building height224.4223.0+1.4
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    Lijuan Long, Yonghua Xia, De Huang. Fast Modeling Method for Substation Based on 3D Laser Scanning Point Cloud Data[J]. Laser & Optoelectronics Progress, 2020, 57(20): 202801

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    Paper Information

    Category: Remote Sensing and Sensors

    Received: Nov. 19, 2019

    Accepted: Feb. 10, 2020

    Published Online: Oct. 10, 2020

    The Author Email: Yonghua Xia (1691754330@qq.com)

    DOI:10.3788/LOP57.202801

    Topics

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