光缆障碍定位——分享自己的毕业论文

百残

一个自己本科毕业的论文，请各位批评指正。

本文从光缆线路的基本常识、光缆线路障碍判断与处理入手，先容了光时域反射仪的原理与测试技巧，分析了光缆线路障碍准确定位方法，并通过实践中的应用与案例说明了如何在光缆障碍精确定位过程中，充分运用光缆测试的理论、灵活使用光时域反射仪的各种参数对光缆障碍进行测试与判断。

目录
摘要······················································2
引言····················································3第一章 光缆线路基础常识··································4
§1.1光纤的结构和分类····································4
§1.2单模光纤的损耗·····································8
§1.3光缆的基本结构·····································10
§1.4光缆线路的技术维护·································13
第二章 光缆线路障碍判断与处理···························15
§2.1光缆线路障碍的一般规定·····························15
§2.2光缆障碍的表现形式及分析···························15
§2.3光缆障碍的查修流程·································16
第三章 光时域反射仪·····································18
§3.1光时域反射仪原理··································18
§3.2光纤线路损耗测量精度分析··························21
§3.3光缆线路损耗测试的方法····························23
第四章 光缆线路障碍准确定位分析··························24
§4.1不同性质障碍的定位方法····························24
§4.2利用OTDR测试光缆障碍的误差分析···················26
§4.3障碍修理概况······································28
第五章 在实践中的应用····································29
§5.1光缆障碍准确定位案例······························29
§5.2维护案例分析······································34
结束语··················································35
参考文献················································35