CN109827601B - 一种基于特种光纤的干涉式温度与应力双参数测量系统 - Google Patents
一种基于特种光纤的干涉式温度与应力双参数测量系统 Download PDFInfo
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CN110617912B (zh) * | 2019-09-25 | 2021-07-16 | 重庆文理学院 | 一种基于光纤白光干涉测量技术的气体压力监测系统 |
CN111561910B (zh) * | 2020-05-27 | 2022-03-11 | 珠海任驰光电科技有限公司 | 可调节压差范围的光纤干涉型沉降仪、系统及测量方法 |
CN114719754B (zh) * | 2022-03-07 | 2023-06-02 | 大连理工大学 | 一种高铁简支梁伸缩缝微米位移低相干光学监测系统及方法 |
CN114964029B (zh) * | 2022-05-25 | 2023-05-30 | 重庆文理学院 | 一种基于光纤测量技术的轴扭力检测系统 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101963515A (zh) * | 2010-09-29 | 2011-02-02 | 哈尔滨工程大学 | 分布式Michelson光纤白光干涉传感装置 |
CN102162742A (zh) * | 2011-01-07 | 2011-08-24 | 哈尔滨工程大学 | 基于非平衡Michelson干涉式准分布光纤白光应变传感解调装置 |
CN102269573A (zh) * | 2011-05-03 | 2011-12-07 | 东华大学 | 一种准分布式复合材料结构应变和温度检测系统 |
CN102928198A (zh) * | 2012-10-09 | 2013-02-13 | 哈尔滨工程大学 | 一种光学器件偏振串扰测量的全光纤测试装置 |
CN103134431A (zh) * | 2013-01-18 | 2013-06-05 | 电子科技大学 | 一种基于迈克尔逊光纤干涉仪垂直振动位移传感器 |
CN103968804A (zh) * | 2014-04-29 | 2014-08-06 | 大连理工大学 | 高铁大跨度地基微米沉降低相干光学监测系统及方法 |
CN109443404A (zh) * | 2018-12-04 | 2019-03-08 | 中国计量大学 | 一种带测量滑轨的光纤白光干涉装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6603559B2 (en) * | 2001-10-11 | 2003-08-05 | Yuan Ze University | Silicon-on-insulator optical waveguide Michelson interferometer sensor for temperature monitoring |
CN104180831A (zh) * | 2013-05-24 | 2014-12-03 | 无锡万润光子技术有限公司 | 基于双芯光纤灵敏度增强型光时域反射分布式Michelson干涉仪 |
US9823098B2 (en) * | 2014-05-05 | 2017-11-21 | Filippo Bastianini | Apparatus for interrogating distributed optical fibre sensors using a stimulated brillouin scattering optical frequency-domain interferometer |
GB201500596D0 (en) * | 2015-01-14 | 2015-02-25 | Qinetiq Ltd | Multiplexed fibre sensor |
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101963515A (zh) * | 2010-09-29 | 2011-02-02 | 哈尔滨工程大学 | 分布式Michelson光纤白光干涉传感装置 |
CN102162742A (zh) * | 2011-01-07 | 2011-08-24 | 哈尔滨工程大学 | 基于非平衡Michelson干涉式准分布光纤白光应变传感解调装置 |
CN102269573A (zh) * | 2011-05-03 | 2011-12-07 | 东华大学 | 一种准分布式复合材料结构应变和温度检测系统 |
CN102928198A (zh) * | 2012-10-09 | 2013-02-13 | 哈尔滨工程大学 | 一种光学器件偏振串扰测量的全光纤测试装置 |
CN103134431A (zh) * | 2013-01-18 | 2013-06-05 | 电子科技大学 | 一种基于迈克尔逊光纤干涉仪垂直振动位移传感器 |
CN103968804A (zh) * | 2014-04-29 | 2014-08-06 | 大连理工大学 | 高铁大跨度地基微米沉降低相干光学监测系统及方法 |
CN109443404A (zh) * | 2018-12-04 | 2019-03-08 | 中国计量大学 | 一种带测量滑轨的光纤白光干涉装置 |
Non-Patent Citations (2)
Title |
---|
光纤低相干微米沉降传感器的设计与应用研究;张平磊;《中国博士学位论文全文数据库 信息科技辑》;20180315(第3期);第I140-14页 * |
光纤白光干涉传感技术的发展与应用;苑立波;《黑龙江大学自然科学学报》;20050430;第22卷(第2期);第172-187页 * |
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