一种光纤高温压力传感器  

Optical Fiber High-temperature Pressure Sensor

作　　者：张硕 江毅[1] 

机构地区：[1]北京理工大学光电学院,北京100081

出　　处：《仪表技术与传感器》2018年第1期10-12,70,共4页Instrument Technique and Sensor

基　　金：国家863项目(2015AA043504);国家自然科学基金项目(61575021);航空航天基金项目(2015ZD72008)

摘　　要：提出了一种基于氢氧火焰加工技术制作的光纤高温压力传感器。采用氢氧火焰加工光纤毛细管与玻璃套管,用耐高温玻璃胶加工玻璃套管与玻璃片,制作的法珀干涉型压力传感器,短时间工作温度能达到300℃,压力灵敏度达到23.158μm/MPa,能够满足高温环境下压力测量的需求。A optical fiber high-temperature pressure sensor based on processing technology was proposed.Optical fiber capilary and glass bushing was processed by oxyhydrogen flame,and glass bushing and glass plate were processed by pyroceram,.Fabry-Perot interferometric pressure sensor was made.The short working temperature can reach 300 ℃,and the pressure sensitivity reaches 23.158 μm/MPa,which can meet the requirements of pressure measurement in high temperature environment.

关 键 词：高温传感器 压力传感器 氢氧火焰加工 外腔式光纤法珀干涉仪 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]