分布式光纤在相似模型实验中的铺装与定位研究  

Study on pavement and positioning of distributed optical fiber in similar model experiment

作　　者：黄森林 王正帅 柴敬[2] Huang Senlin;Wang Zhengshuai;Chai Jing(China Coal Technology and Engineering Group Chongqing Research Institute,Chongqing 400037,China;School of Energy,Xi'an University of Science and Technology,Xi'an 710054,China)

机构地区：[1]中煤科工集团重庆研究院有限公司,重庆400037 [2]西安科技大学能源学院,陕西西安710054

出　　处：《能源与环保》2018年第3期11-15,共5页CHINA ENERGY AND ENVIRONMENTAL PROTECTION

基　　金：国家自然科学基金资助项目(41027002);高等学校博士学科点专项科研基金项目(20126121110003)

摘　　要：为了解决分布式光纤在相似模型实验中的铺装方法以及光纤位置与被测模型的对应关系问题,提高测量结果的准确性,通过描述一个完整的分布式光纤测量相似模型变形的实验实例,给出了一种相似材料模型实验中分布式光纤的铺装方法,详细表述了铺装前光纤标记方法和整个铺装过程。给出了温度标记定位实验的详细步骤,并对定位实验结果及误差进行了详细分析,确定了光纤在模型中的实际位置,且定位误差不超过5 cm,定位精度较高。为采用分布式光纤测量模型实验内部变形的研究者提供了一种可借鉴的分布式光纤铺装、定位及分析方法。In order to solve the problem of pavement method of distributed fiber in similar model experiment and the correspondence between fiber position and measured model,improve the accuracy of measurement results,by describing a complete distributed optical fiber measuring similarity m odel,an example of deformation was presented,and a pavement method of distributed fiber in similar material simulation experiment was given,the prefabricated fiber marking method and the whole pavement process were described in detail.The detailed steps of temperature marker positioning experiment were given,the results of the experiment and the error were analyzed in detail.The actual position of the fiber in the model was determined,the positioning error is not more than 5 cm,and the positioning accuracy is higher.All this can provide a kind of distributed fiber pavement,positioning and analysis method for researchers with distributed optical fiber measurement model internal deformation.

关 键 词：分布式光纤 相似模型实验 温度标记定位实验 光纤标记方法 定位误差 

分 类 号：TD325[矿业工程—矿井建设] TP212[自动化与计算机技术—检测技术与自动化装置]