| 分布式光纤喇曼测温系统光接收机的动态范围及测温数据的修正 |
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| 引用本文： | 苏国彬,李铮. 分布式光纤喇曼测温系统光接收机的动态范围及测温数据的修正[J]. 光子学报, 2002, 31(4): 475-479 |
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| 作者姓名： | 苏国彬 李铮 |
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| 作者单位： | 北京航空航天大学电子工程系,北京,100083 |
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| 摘 要： | 本文分析了分布式光纤喇曼测温系统光接收机的动态范围,由此可以直接计算分布式光纤喇曼测温系统的有效传感长度,并提出了测温数据的修正公式,可以改善光接收机的动态范围,提高测温光纤的有效传感长度.
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| 关 键 词： | 喇曼散射 光纤 温度 光接收机 动态范围 |
| 收稿时间： | 2001-07-06 |
| 修稿时间： | 2001-07-06 |
THE DYNAMIC RANGE EVALUATION OF OPTICAL RECEIVER IN DISTRIBUTED FIBER TEMPERATURE SENSOR BASED ON RAMAN BACK SCATTING AND TEMPERATURE CORRECTION |
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| Su Guobin,Li Zheng Beijing University of Aeronautics and Astronautics Dept.Of Electronic Engineering,Beijing ). THE DYNAMIC RANGE EVALUATION OF OPTICAL RECEIVER IN DISTRIBUTED FIBER TEMPERATURE SENSOR BASED ON RAMAN BACK SCATTING AND TEMPERATURE CORRECTION[J]. Acta Photonica Sinica, 2002, 31(4): 475-479 |
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| Authors: | Su Guobin Li Zheng Beijing University of Aeronautics Astronautics Dept.Of Electronic Engineering Beijing ) |
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| Affiliation: | Su Guobin,Li Zheng Beijing University of Aeronautics and Astronautics Dept.Of Electronic Engineering,Beijing 100083) |
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| Abstract: | This paper presents a dynamic range evaluation method of optical receiver in DTS based on Raman back scatting,it is very convenient to calculate the effective sensing length of DTS.A formula of the temperature correction is put forward in this paper,it can improve the dynamic range of optical receiver in DTS and extend the effective length of sensing fiber. |
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| Keywords: | Raman back scatting Optical fiber Temperature Optical receiver Dynamic range |
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