| TJ-2体应变传感器传递函数测试 |
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| 引用本文： | 李海亮,马京杰,苏恺之.TJ-2体应变传感器传递函数测试[J].地震地磁观测与研究,2017,38(5):127-132. |
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| 作者姓名： | 李海亮 马京杰 苏恺之 |
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| 作者单位： | 1. 中国北京 100085 中国地震局地壳应力研究所;2. 中国北京 100085 北京市地震观测工程技术研究中心 |
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| 基金项目： | 地震行业科研专项：地壳形变仪器检测技术与规程研究（项目编号：201408006） |
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| 摘 要： | 为对TJ-2体积式应变传感器传递函数做测试,设计传递函数测试装置,介绍传递函数估计方法,给出传感器输出接10 Hz低通滤波器和无滤波时传递函数拟合结果,并对测试结果和测试装置问题进行分析。测试结果表明,该传感器输出频带大于10 Hz,可应用于动态信号观测。
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| 关 键 词： | 体应变 传感器 传递函数 测试 |
The transfer function measurement of TJ-2 volume strain sensor |
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| Li Hailiang,Ma Jingjie,Su Kaizhi.The transfer function measurement of TJ-2 volume strain sensor[J].Seismological and Geomagnetic Observation and Research,2017,38(5):127-132. |
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| Authors: | Li Hailiang Ma Jingjie Su Kaizhi |
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| Institution: | 1. Institute of Crustal Dynamics, China Earthquake Administration, Beijing Municipality 100085, China;2. Beijing Engineering Research Center of Earthquake Observation, Beijing Municipality 100085, China |
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| Abstract: | In order to measure the transfer function of TJ-2 volume strain sensor, this paper designs the transfer function test device, introduces the estimation method of transfer function, gives the results of the transfer function of the 10 Hz low-pass filter and no filter are given at the output of the sensor, the test results and the test equipment were analyzed, the test results show that the sensor output band is greater than 10 Hz, can be applied to dynamic signal observation. |
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| Keywords: | volume strain sensor transfer function measurement |
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