| 基于温度测量的分布式光纤渗漏监测技术机理探讨 |
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| 引用本文： | 肖衡林,蔡德所. 基于温度测量的分布式光纤渗漏监测技术机理探讨[J]. 岩土力学, 2008, 29(Z1): 550-554 |
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| 作者姓名： | 肖衡林 蔡德所 |
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| 作者单位： | 1. 中国科学院武汉岩土力学研究所 岩土力学与工程国家重点实验室，武汉 430071；2. 湖北工业大学 土木工程与建筑学院，武汉 430068； 3. 广西大学 土木建筑工程学院，南宁 530004 |
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| 基金项目： | 引进国际先进农业科技计划(948计划) |
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| 摘 要： | 在简述分布式光纤传感技术测温原理的基础上，从三维微元体传热过程出发，推导了具有渗漏和内热源的多孔介质传热微分方程，给出了基于温度测量的分布式光纤渗漏监测技术的不同监测方法的监测方程。最后，从持续线热源的角度，阐述了分布式光纤监测渗漏的基本原理
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| 关 键 词： | 分布式光纤 渗漏监测 温度 |
| 收稿时间： | 2008-07-23 |
Discussion on mechanism of distributed fiber optical leakage monitoring technology based on temperature measurement |
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| XIAO Heng-lin,CAI De-suo. Discussion on mechanism of distributed fiber optical leakage monitoring technology based on temperature measurement[J]. Rock and Soil Mechanics, 2008, 29(Z1): 550-554 |
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| Authors: | XIAO Heng-lin CAI De-suo |
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| Affiliation: | 1,State Key Laboratory of Geomechanics and Geotechnical Engineering，Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, Wuhan 430071,China;2,School of Civil Engineering and Architecture, Hubei University of Technology, Wuhan 430068 ,China; 3,School of Civil and Architectural Engineering, Guangxi University, Nanning 530004, China |
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| Abstract: | The principles of distributed fiber optic temperature sensing technology are described briefty.From heat-transfer process of micro-body,a heat-transfer differential equation of porous medium with seepage and internal heat source is deduced.The monitoring equations of different monitoring methods are given.Based on persistent line heat-source,the basic principle of distributed fiber optic sensing technology for leakage monitoring is expounded. |
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| Keywords: | distributed optical fiber leakage monitoring temperature |
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