| 光纤瓦斯转换装置及其在瓦斯抽采发电中的应用 |
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| 引用本文： | 李艳芳,魏玉宾,王哲,赵燕杰,尚盈,刘统玉.光纤瓦斯转换装置及其在瓦斯抽采发电中的应用[J].山东科学,2008,21(6):1-3. |
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| 作者姓名： | 李艳芳 魏玉宾 王哲 赵燕杰 尚盈 刘统玉 |
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| 作者单位： | 1. 山东省科学院激光研究所,山东,济南,250014
2. 山东微感光电子有限公司,山东,济南,250014 |
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| 摘 要： | 设计了一种甲烷测量装置。该装置采用锯齿波调制的DFB激光器作为检测光源，利用光谱吸收的原理，实现对甲烷浓度的实时检测等功能。具有测量精度高，抗干扰能力强，使用寿命长等特点。本文首次报告了光纤瓦斯检测装置在煤矿瓦斯抽采监测方面的现场监测结果。
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| 关 键 词： | 光纤瓦斯传感器 光谱吸收 DFB激光器 瓦斯抽采 |
Fiber Methane Gas Detection Device and Its Application in Methane Extraction Electricity Generation |
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| LI Yan-fang,WEI Yu-bin,WANG Zhe,ZHAO Yan-jie,SHANG Ying,LIU Tong-yu.Fiber Methane Gas Detection Device and Its Application in Methane Extraction Electricity Generation[J].Shandong Science,2008,21(6):1-3. |
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| Authors: | LI Yan-fang WEI Yu-bin WANG Zhe ZHAO Yan-jie SHANG Ying LIU Tong-yu |
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| Institution: | LI Yan-fang,WEI Yu-bin,WANG Zhe,ZHAO Yan-jie,SHANG Ying,LIU Tong-yu(1.Institute of laser, Shandong Academy of Sciences, Jinan 250014, China;2.Shandong Micro-sensor Photonic Limited, Jinan 250014, China) |
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| Abstract: | This paper presents a fiber methane detection device, which is based on a DFB laser diode and a fiber optic probe,whose spectral selection is near infrared spectroscopy.The device is of high precision,immunity to humidity and a long life span.This paper originally reports the situation test results of its application in the surveillance of methane extraction. |
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| Keywords: | fiber optic methane sensor spectral absorption DFB laser methane extraction |
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