Chinese Journal of Lasers, Volume. 47, Issue 6, 611001(2020)
Laser Methane Remote Sensor System Based on Wavelength Modulation Spectroscopy and Wavelet Denoising
[2] Song F, Zheng C T, Yu D et al. Interband cascade laser-based ppbv-level mid-infrared methane detection using two digital lock-in amplifier schemes[J]. Applied Physics B, 124, 51(2018).
[3] Dang J M. Study on quantum cascade laser based detection system for carbon monoxide[D]. Changchun: Jilin University(2016).
[4] Wainner R T, Green B D, Allen M G et al. Handheld, battery-powered near-IR TDL sensor for stand-off detection of gas and vapor plumes[J]. Applied Physics B: Lasers and Optics, 75, 249-254(2002).
[5] Frish M B, Wainner R T, Stafford-Evans J et al. Standoff sensing of natural gas leaks: evolution of the remote methane leak detector (RMLD). [C]∥2005 Quantum Electronics and Laser Science Conference, Baltimore, MD, USA. [S.l.]: IEEE, 8703413(2005).
[6] Chu J H. Anew technique of optical remote monitoring for CH4 gas in underground mine[J]. Semiconductor Optoelectronics, 13, 170-174(1992).
[7] Bailey D M, Adkins E M, Miller J H. An open-path tunable diode laser absorption spectrometer for detection of carbon dioxide at the Bonanza Creek Long-Term Ecological Research Site near Fairbanks, Alaska[J]. Applied Physics B, 123, 245(2017).
[8] Yao H. Research on remote sensing of methane based on tunable diode laser absorption spectroscopy technique[D]. Hangzhou: Zhejiang University(2011).
[11] Li N. Research on gas detection and 2D distribution reconstruction by tunable diode laser absorption spectroscopy technique[D]. Hangzhou: Zhejiang University(2008).
[14] Dong M, Zheng C T, Miao S Z et al. A mid-infrared carbon monoxide sensor system using wideband absorption spectroscopy and a single-reflection spherical optical chamber[J]. Infrared Physics & Technology, 85, 450-456(2017).
[15] Liu H F, Li B, He Q X et al. Development of a digital orthogonal lock-in amplifier and its application in methane detection[J]. Acta Photonica Sinica, 45, 24-29(2016).
[16] Dong L, Ma W G, Yin W B et al. Experimental study on harmonic detection of methane by use of a digital lock-in amplifier[J]. Spectroscopy and Spectral Analysis, 25, 473-476(2005).
[17] Jiang L. Fresnel lens and compound parabolic concentrators design and research[D]. Changchun: Jilin University(2011).
[18] Chen Z M. Study on concentration performance of Fresnel lens[D]. Hangzhou: China University of Metrology(2013).
[20] Chen J. Wavelet-based threshold de-noising method improvement and its evaluation study[D]. Shenyang: Shenyang Aerospace University(2012).
[21] Shi W. Research on structural damage identification method based on EMD and wavelet transform[D]. Zhengzhou: Zhengzhou University(2019).
Get Citation
Copy Citation Text
Zhou Yanwen, Miao Shuzhuo, Yao Dan, Dong Ming, Zheng Chuantao, Wang Yiding. Laser Methane Remote Sensor System Based on Wavelength Modulation Spectroscopy and Wavelet Denoising[J]. Chinese Journal of Lasers, 2020, 47(6): 611001
Category: spectroscopy
Received: Dec. 26, 2019
Accepted: --
Published Online: Jun. 3, 2020
The Author Email: Chuantao Zheng (zhengchunatao@jlu.edu.cn)