Measuring System for Interference Optical Fiber Acoustic Emission

Measuring System for Interference Optical Fiber Acoustic Emission

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摘要ＭｅａｓｕｒｉｎｇＳｙｓｔｅｍｆｏｒＩｎｔｅｒｆｅｒｅｎｃｅＯｐｔｉｃａｌＦｉｂｅｒＡｃｏｕｓｔｉｃＥｍｉｓｉｏｎ①ＬＵＱｉｚｈｕ，ＺＨＥＮＧＳｈｅｎｇｘｕａｎ（ＹａｎｓｈａｎＵｎｉｖｅｒｓｉｔｙ，Ｑｉｎｈｕａｎｇｄａｏ０６６００４，ＣＨＮ）Ａｂｓｔ... A type of interference optical fiber acoustic emission sensor is described.With 10 -10 m level resolution,megahertz-level frequency and response time less than 1 μs,this sensor possesses prominent measuring stability and can be used in state supervision and trouble diagnosis.

作者 LU Qizhu,ZHENG Shengxuan (Yanshan University,Qinhuangdao 066004,CHN)

出处《Semiconductor Photonics and Technology》 CAS 1997年第4期280-285,共6页 半导体光子学与技术（英文版）

关键词声发射声波器光纤传感器 Acoustic Emission,Acoustic Wave Devices,Intereferometer,Optical Fiber,Sensor

分类号 TN912.3 [电子电信—通信与信息系统]

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Semiconductor Photonics and Technology

1997年第4期

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Measuring System for Interference Optical Fiber Acoustic Emission

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