车载式高精准燃气泄漏检测设备研发与应用

阳 晓彬1, 王 为为1, 郑 自健1, 张 萁2, 黄 小美2
1、金昇瑞帆（山东）智能科技有限公司;南京金昇利迪科技有限公司
2、重庆大学土木工程学院

摘要


城镇燃气输配系统的天然气泄漏容易造成经济损失、安全隐患、负面的环境影响，高效、精确、经济的天然气泄漏检测方法是解决上述问题的重要手段。本文介绍了一款ppb级车载式高精准燃气泄漏检测设备的研发与应用，该设备采用中红外激光光谱技术，可同时实现对甲烷和乙烷的ppb级检测，采样频率2Hz；该系统采用乙烷增量、甲烷乙烷浓度比、甲烷乙烷相关系数、多次重复检测、智能图像识别等方法来排除沼气、天然气汽车尾气、临街餐厅和住宅厨房排气，以及燃油车尾气等干扰。基于车辆的天然气泄漏移动检测是一种高灵敏度、高空间分辨率、高效率、经济实用的检测方案。

关键词


燃气泄漏检测；ppb级高精准检测；车载式管网巡检

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参考


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DOI: http://dx.doi.org/10.12361/2661-3654-06-02-131896

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