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Laser & Optoelectronics Progress, Volume. 57, Issue 1, 012205(2020)

Optimization Design of Light Source System for Sulfur Dioxide Detector

Guimei Wang and Shichao Li*
Author Affiliations
  • College of Mechanical and Equipment Engineering, Hebei University of Engineering, Handan, Hebei 056038, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (13)
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    References (18)
    Cited By (1)
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    Figures & Tables(13)
    Single air chamber structure

    Fig. 1. Single air chamber structure

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    Double air chamber structure

    Fig. 2. Double air chamber structure

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    3D layout of light path

    Fig. 3. 3D layout of light path

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    Spot diagram

    Fig. 4. Spot diagram

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    Optimized 3D layout of optical path

    Fig. 5. Optimized 3D layout of optical path

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    Optimized spot diagram

    Fig. 6. Optimized spot diagram

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    Detection view of single air chamber structure

    Fig. 7. Detection view of single air chamber structure

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    Detection view of double air chamber structure

    Fig. 8. Detection view of double air chamber structure

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    Detection view of optical path of new system

    Fig. 9. Detection view of optical path of new system

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    Gas chamber structure

    Fig. 10. Gas chamber structure

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    • Table 1. Data sheet of lenses in light source system

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      Table 1. Data sheet of lenses in light source system

      Surface typeRadius of curvature /mmThickness /mmMaterialHalf diameter /mm
      Standard surface 00.0000.000-0.000
      Standard surface 10.00025.000-12.700
      Standard surface 220.0009.600Silica12.700
      Standard surface 30.00010.000-12.700
      Standard surface 420.00010.260Silica12.700
      Standard surface 5-20.00025.000-12.700

    • Table 2. Data sheet of improved light source lenses

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      Table 2. Data sheet of improved light source lenses

      Surface typeRadius of curvature /mmThickness /mmMaterialHalf diameter /mm
      Standard surface 00.0000.000-0.000
      Standard surface 10.00025.000-12.700
      Standard surface 220.0009.600Silica12.700
      Standard surface 30.00010.000-12.700
      Standard surface 40.0001.000Absorb12.700
      Standard surface 50.00010.000-12.700
      Standard surface 620.00010.260Silica12.700
      Standard surface 7-20.00025.000-12.700

    • Table 3. Comparison of data obtained by tests with the same sulfur dioxide concentration

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      Table 3. Comparison of data obtained by tests with the same sulfur dioxide concentration

      Sulfur dioxideconcentration /(mg·m-3)Traditional optical pathImprove system
      Sulfur dioxide detectionconcentration /(mg·m-3)Error value /%Sulfur dioxide detectionconcentration /(mg·m-3)Error value /%
      1.5231.4931.971.5120.72
      1.4981.641.5061.12
      1.4951.831.5090.92
      15.38615.0911.9215.2540.86
      15.1351.6315.2380.96
      15.1291.6715.2440.92
      50.98150.1031.7250.5320.88
      49.9821.9650.5610.82
      49.9931.9450.6230.70
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    Guimei Wang, Shichao Li. Optimization Design of Light Source System for Sulfur Dioxide Detector[J]. Laser & Optoelectronics Progress, 2020, 57(1): 012205

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    Paper Information

    Category: Optical Design and Fabrication

    Received: May. 7, 2019

    Accepted: Jul. 1, 2019

    Published Online: Jan. 3, 2020

    The Author Email: Li Shichao (1486642604@qq.com)

    DOI:10.3788/LOP57.012205

    Topics

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