Infrared and Laser Engineering, Volume. 54, Issue 2, 20240316(2025)

Infrared spectroscopic imaging detection components for oil and gas leak detection

Yunhao ZHANG1,2, Yunpeng YANG3, Bingcai SUN3, Xin LIU2、*, Hongyan JIANG2, Shuai ZHAO2, and Bin WU1
Author Affiliations
  • 1State Key Laboratory of Precision Testing Technology and Instruments, Tianjin University, Tianjin 300072, China
  • 2Tianjin Institute of Technical Physics, Tianjin 300080, China
  • 3China National Petroleum Safety and Environmental Protection Technology Research Institute Co., Ltd, Beijing 102200, China
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    Figures & Tables(24)
    Simplified radiative transport model of gas infrared spectroscopic imaging techniques
    Gas absorption lines
    Schematic diagram of the splitting principle of F-P cavity
    Schematic diagram of the structure of the F-P cavity filter
    Simulation results of longwave infrared spectroscopic filtering
    Comparison of long-wave infrared spectroscopic filtering simulation with methane absorption peak
    Technical route for the preparation of F-P cavity filter
    Progressive cavity exponential lithography and etching technology path
    Schematic diagram of the infrared spectroscopic imaging detection component for oil and gas leakage
    (a) Filter bonding structures; (b) Schematic diagram of bonding of structural parts
    Long-wave infrared spectroscopic imaging detection component physical map
    Schematic diagram of the optical performance test system of the spectral imaging component
    Spectral imaging component optical performance test results
    Comparison of long-wave infrared spectroscopic filtering and methane absorption peaks
    Schematic diagram of the convergence optical path
    Transmittance comparison chart
    Diagram of the experimental site
    Image processing flow diagram
    Methane gas imagery
    Methane gas image processing results
    Scatter plot of methane gas concentration and gray scale difference
    Comparison of methane gas absorption in different spectral bands
    Comparison of normalized gas absorption intensities
    • Table 1. UCC3841 infrared image sensor data sheet

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      Table 1. UCC3841 infrared image sensor data sheet

      Performance metricsParameter
      TypeVanadium oxide uncooled infrared focal plane detector
      Resolution384 pixel×288 pixel
      Detector frame rate/Hz≤60
      Response bands/μm8-14 (LWIR)
      NETD/mK≤40 (@F/1.0, 50 Hz, 300 K)
      Power supply range/V5-12 DC
      Rated power consumption/W≤ 1.5
      Weight/g57.4
      Size (no lens)37 mm×37 mm×63 mm
      Operating temperature/℃−40-80
      Storage temperature/℃−45-85
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    Yunhao ZHANG, Yunpeng YANG, Bingcai SUN, Xin LIU, Hongyan JIANG, Shuai ZHAO, Bin WU. Infrared spectroscopic imaging detection components for oil and gas leak detection[J]. Infrared and Laser Engineering, 2025, 54(2): 20240316

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    Paper Information

    Category: 光电材料与器件

    Received: Nov. 12, 2024

    Accepted: --

    Published Online: Mar. 14, 2025

    The Author Email: Xin LIU (saturn_xin@163.com)

    DOI:10.3788/IRLA20240316

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