CN110397054B - 一种具有温度补偿功能的分布式光纤围堰监测系统及方法 - Google Patents
一种具有温度补偿功能的分布式光纤围堰监测系统及方法 Download PDFInfo
- Publication number
- CN110397054B CN110397054B CN201910697476.8A CN201910697476A CN110397054B CN 110397054 B CN110397054 B CN 110397054B CN 201910697476 A CN201910697476 A CN 201910697476A CN 110397054 B CN110397054 B CN 110397054B
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- distributed sensing
- distributed
- sensing optical
- cofferdam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 172
- 238000012544 monitoring process Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 238000009434 installation Methods 0.000 claims abstract description 24
- 230000007613 environmental effect Effects 0.000 claims abstract description 3
- 239000000835 fiber Substances 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229920006335 epoxy glue Polymers 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012502 risk assessment Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/02—Restraining of open water
- E02D19/04—Restraining of open water by coffer-dams, e.g. made of sheet piles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
Landscapes
- Engineering & Computer Science (AREA)
- Paleontology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910697476.8A CN110397054B (zh) | 2019-07-30 | 2019-07-30 | 一种具有温度补偿功能的分布式光纤围堰监测系统及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910697476.8A CN110397054B (zh) | 2019-07-30 | 2019-07-30 | 一种具有温度补偿功能的分布式光纤围堰监测系统及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110397054A CN110397054A (zh) | 2019-11-01 |
CN110397054B true CN110397054B (zh) | 2021-11-30 |
Family
ID=68326756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910697476.8A Active CN110397054B (zh) | 2019-07-30 | 2019-07-30 | 一种具有温度补偿功能的分布式光纤围堰监测系统及方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110397054B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110984247A (zh) * | 2019-11-15 | 2020-04-10 | 河海大学 | 基于ofdr光纤传感的基坑支撑轴力监测预警系统及方法 |
CN111576503B (zh) * | 2020-05-28 | 2021-02-26 | 机械工业勘察设计研究院有限公司 | 一种利用声测管进行灌注桩内力测试用光纤的植入方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060042611A (ko) * | 2004-11-10 | 2006-05-15 | 대림산업 주식회사 | 콘크리트 말뚝의 축변형률을 측정하기 위한 광섬유격자센서 어레이 |
CN101655354A (zh) * | 2009-09-15 | 2010-02-24 | 中国第一冶金建设有限责任公司 | 利用光纤检测地下h型钢的变形和内力的方法 |
CN101660899A (zh) * | 2009-09-15 | 2010-03-03 | 中国第一冶金建设有限责任公司 | 利用光纤检测h型钢在地下的变形和内力的方法 |
CN104374331A (zh) * | 2014-11-18 | 2015-02-25 | 河海大学 | 一种监测smw工法内插h型钢变形的光纤测试方法 |
CN106320390A (zh) * | 2016-07-28 | 2017-01-11 | 河海大学 | 一种垂直护岸板桩桩身变形分布式监测方法 |
CN210141885U (zh) * | 2019-07-30 | 2020-03-13 | 中交一公局桥隧工程有限公司 | 一种基于分布式传感光纤的围堰监测系统 |
-
2019
- 2019-07-30 CN CN201910697476.8A patent/CN110397054B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060042611A (ko) * | 2004-11-10 | 2006-05-15 | 대림산업 주식회사 | 콘크리트 말뚝의 축변형률을 측정하기 위한 광섬유격자센서 어레이 |
CN101655354A (zh) * | 2009-09-15 | 2010-02-24 | 中国第一冶金建设有限责任公司 | 利用光纤检测地下h型钢的变形和内力的方法 |
CN101660899A (zh) * | 2009-09-15 | 2010-03-03 | 中国第一冶金建设有限责任公司 | 利用光纤检测h型钢在地下的变形和内力的方法 |
CN104374331A (zh) * | 2014-11-18 | 2015-02-25 | 河海大学 | 一种监测smw工法内插h型钢变形的光纤测试方法 |
CN106320390A (zh) * | 2016-07-28 | 2017-01-11 | 河海大学 | 一种垂直护岸板桩桩身变形分布式监测方法 |
CN210141885U (zh) * | 2019-07-30 | 2020-03-13 | 中交一公局桥隧工程有限公司 | 一种基于分布式传感光纤的围堰监测系统 |
Also Published As
Publication number | Publication date |
---|---|
CN110397054A (zh) | 2019-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101625230B (zh) | 分布式光纤大变形测量传感器 | |
US4812645A (en) | Structural monitoring system using fiber optics | |
JP3668199B2 (ja) | トンネルの変形測定方法 | |
CN110397054B (zh) | 一种具有温度补偿功能的分布式光纤围堰监测系统及方法 | |
Maheshwari et al. | A rotation independent in-place inclinometer/tilt sensor based on fiber Bragg grating | |
CN107121158B (zh) | 一种内封式悬臂梁光纤光栅传感器 | |
CN102914282A (zh) | 一种采用位移传感器测量隧道变形的监控量测方法 | |
CN103821507A (zh) | 立井井壁变形分布式光纤检测方法 | |
Ma et al. | A review of previous studies on the applications of fiber optic sensing technologies in geotechnical monitoring | |
CN105043344A (zh) | 一种基于连续纤维复合型材的沉降分布监测系统及监测方法 | |
CN213208933U (zh) | 一种整体预制快速组装的分布式光纤土体变形传感器 | |
CN108020167A (zh) | 一种基于光纤光栅的固定式测斜仪器 | |
Kania et al. | Application of distributed fibre optic cables in piles | |
CN102445160A (zh) | 长标距光纤光栅冲刷传感器及其制作、安装布设方法和由其构成的冲刷监测系统 | |
CN103616325A (zh) | 一种钢筋混凝土腐蚀监测用光纤传感器组合 | |
CN210141885U (zh) | 一种基于分布式传感光纤的围堰监测系统 | |
JP2009020016A (ja) | 光ファイバセンサケーブル | |
CN110397053B (zh) | 一种能够剔除温度影响的分布式光纤围堰监测系统及方法 | |
CN112378556A (zh) | 一种基于光纤传感的顶管管节内壁混凝土应力监测方法 | |
CN215524521U (zh) | 一种地连墙分布式应变监测与温度校正装置 | |
Inaudi et al. | Reliability and field testing of distributed strain and temperature sensors | |
CN211200494U (zh) | 一种基于光纤光栅的围堰支撑应力监测装置 | |
EP0278143B1 (en) | Structural monitoring system using fiber optics | |
CN203083529U (zh) | 布里渊光传感式连续多点位移计测量装置 | |
CN211690473U (zh) | 分布式光纤钻孔灌注桩板桩码头桩体侧向变形测量装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20211028 Address after: 100000 zhoujiajing, Guanzhuang, Chaoyang District, Beijing Applicant after: CHINA FIRST HIGHWAY ENGINEERING Co.,Ltd. Applicant after: BRIDGE & TUNNEL ENGINEERING CO., LTD. OF CCCC FIRST HIGHWAY ENGINEERING Co.,Ltd. Address before: 472000 room 503, building 20, Chang'an Yuefu, Jianxi District, Lingbao City, Sanmenxia City, Henan Province Applicant before: Mao Jingquan |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100000 zhoujiajing, Guanzhuang, Chaoyang District, Beijing Patentee after: CHINA FIRST HIGHWAY ENGINEERING Co.,Ltd. Patentee after: CCCC Central South Engineering Bureau Co.,Ltd. Address before: 100000 zhoujiajing, Guanzhuang, Chaoyang District, Beijing Patentee before: CHINA FIRST HIGHWAY ENGINEERING Co.,Ltd. Patentee before: BRIDGE & TUNNEL ENGINEERING CO., LTD. OF CCCC FIRST HIGHWAY ENGINEERING Co.,Ltd. |