钢片封装光纤光栅监测混凝土应变试验研究

被引:24
作者
赵雪峰
田石柱
周智
万里冰
欧进萍
机构
[1] 哈尔滨工业大学土木工程学院
关键词
光纤光栅; 封装; 应变监测;
D O I
10.16136/j.joel.2003.02.017
中图分类号
TP212 [发送器(变换器)、传感器];
学科分类号
080202 ;
摘要
研究了光纤光栅粘贴、封装与布设工艺。提出并实现了一种工字型钢片封装工艺。利用金属丝固定法将封装的光纤光栅应变传感器成功地埋入到钢筋混凝土试验梁中,监测了受压区混凝土应变历程。结果显示,经修正的监测结果在小应变范围内与电阻应变片测量压应变结果一致。
引用
收藏
页码:171 / 174
页数:4
相关论文
共 7 条
  • [1] StudyonfibergratingsBraggwavelengthshiftcausedbystrain. GUOWei,LIUKai,HUANGYong-ging,etal. 光电子.激光 . 2000
  • [2] W W Morey,G Meltz,W H Glenn.Bragg grating temperature and strain sensors , in sixth optical fiber sensor conference. Paris . France , Springer Proc . 1989
  • [3] KOHill,YFujii,DCJohnson.Photosensitivityinopticalfiberwaveguidesd:applicationtoreflectionfilterfabri-cation. Applied Physics Letters . 1978
  • [4] G Meltz,W W Morey,W H Glenn.Formation of Bragg gratings in optical fibers by a transverse holographic method. Optics Letters . 1989
  • [5] K O Hill,B Malo,F Bilodeau,et al.Bragg gratings fabricated in monomode photosensitive optical fiber by UV exposure through a phase mask. Applied Physics Letters . 1993
  • [6] John Seim,Eric Udd,Whitten Schulz.Health monitoring of an oregon historical bridge with fiber grating strain sensors. Proceedings of SPIE the International Society for Optical Engineering . 1999
  • [7] Prohaska J D,Snitzer,et al.Fiber optic Bragg Grating Strain Sensor in Large Scale Concrete Structures. Proceedings of SPIE the International Society for Optical Engineering . 1992