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Design of High Precision Temperature and Pressure Closed-Loop Control System for Methane Carbon Isotope Ratio Measurement by Laser Absorption Spectroscopy 期刊论文
POLISH JOURNAL OF ENVIRONMENTAL STUDIES, 2022, 卷号: 31
作者:  Liu Xu;  Zhang Zhirong;  Sun Pengshuai;  Zhang Lewen;  Pang Tao;  Xia Hua;  Wu Bian;  Shu Zhifeng;  Shu Chimin
收藏  |  浏览/下载:66/0  |  提交时间:2022/12/23
tunable diode laser absorption spectroscopy (TDLAS)  CH4 carbon isotope  temperature and pressure  closed-loop control  Allan variance  
A novel compact intrinsic safety full range Methane microprobe sensor using ?trans -world? processing method based on near -infrared spectroscopy 期刊论文
SENSORS AND ACTUATORS B-CHEMICAL, 2021, 卷号: 334
作者:  Zhang, Lewen;  Pang, Tao;  Zhang, Zhirong;  Sun, Pengshuai;  Xia, Hua;  Wu, Bian;  Guo, Qiang;  Sigrist, Markus W.;  Shu, Chimin
收藏  |  浏览/下载:71/0  |  提交时间:2021/05/06
Methane (CH4)  Laser absorption spectroscopy  Microprobe sensor  Intrinsic safety  Full-range  
Novel Coalbed Methane (CBM) Origin Analysis and Source Apportionment Method Based on Carbon Isotope Ratio Using Infrared Dual-Wavelength Laser Absorption Spectroscopy 期刊论文
EARTH AND SPACE SCIENCE, 2018, 卷号: 5, 期号: 11, 页码: 721-735
作者:  Zhang, Zhirong;  Sun, Pengshuai;  Li, Zhe;  Xia, Hua;  Cui, Xiaojuan;  Pang, Tao;  Wu, Bian;  Guo, Qiang;  Shu, Chimin;  Dong, Fengzhong
Adobe PDF(3275Kb)  |  收藏  |  浏览/下载:108/46  |  提交时间:2019/12/25
coalbed methane (CBM) origin analysis and source apportionment  carbon isotope ratio  dual-wavelength laser absorption spectroscopy  tunable diode laser absorption spectroscopy (TDLAS)  wavelength modulation integrated cavity output spectroscopy  isotope ratio mass spectrometer (IRMS)