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Application of fiber Bragg grating sensor network in aluminum reduction tank shell temperature monitoringJIANG Ming-shun(姜明顺)1,2, SUI Qing-mei(隋青美)1, MIAO Fei(苗飞), Jia Lei(贾磊)1, PENG Peng(彭蓬)2(1. School of Control Science and Engineering, Shandong University, Jinan 250061, China 2. Yanzhou Coal Mining Group Postdoctoral work-station, Zoucheng 273500, China)Abstract:A fiber Bragg grating......
degree of automation, the unsatisfied accuracy of the device, the slow data transmission and the greater measurement errors. The development of the long range optical fiber displacement sensor as well... grating; monitoring of soft soil foundation; long-range optical fiber displacement sensor; burying technology 为了确保软土路基在施工过程中的安全稳定及准确预测工后沉降,应在工程全线选定具有代表性的特殊断面和一般断面进行软基监测,以便动态地控制加载速率,监控并指导全线路堤填筑的施工.目前,我国高速公路......
文献标识码:A 文章编号:1672-7207(2009)03-0681-06 Coupling analysis between planar optical waveguide and fiber... of planar optical waveguide and array fibers is effective by beam propagation method. Key words: planar optical lightwave; fiber array; coupling; beam propagation method  ......
on the surface of micro-hotplate was presented. The tiny fiber probe and the optical power meter were employed to measure the sample radialization power. By means of comparing the relationship between... for these micro samples prone to be untouchable. Key words: micro-hotplate; temperature; heat distributing; radialization power; optical power meter; fiber probe 1 Introduction Gas sensors, one kind......
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Fracture Behavior of Epoxy Asphalt Pavement on Steel Bridges based on Optical Fiber Sensing Technology and Numerical Simulation胡靖,钱振东,CHEN LeileiIntelligent Transport System Research Center, Southeast University摘 要:The distributed optical fiber sensing technology was used to investigate the fracture behavior of the Epoxy Asphalt Mixture. The spatial......
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基于光纤传输的尾矿库安全监测预警系统研究许同乐1,郎学政1,裴新才1,薛丽贤2(1.山东省淄博市山东理工大学精密制造与特种加工省级重点实验室2.长春黄金研究院)摘 要:尾矿库是矿山企业生产的最大安全隐患,一旦失事会给社会,生态环境带来巨大危害.建立尾矿库安全监测预警系统,可以实时掌握尾矿库运行状况,及时发现溃坝险情,采取防溃措施或安全转移,最大程度减少损失,保障人民生命财产安全.光纤传输具有高速率远距离,大容量低损耗,多业务,不受电磁波干扰,扩容方便等优点,介绍了光纤传输基本原理和在尾矿库安全监测预警系统中的作......