| 基于Hopkinson杆的高g值加速度传感器的动态特性分析 |
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| 引用本文： | 王华军,王燕,李新娥.基于Hopkinson杆的高g值加速度传感器的动态特性分析[J].应用光学,2011,32(5):1049-1052. |
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| 作者姓名： | 王华军 王燕 李新娥 |
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| 作者单位： | 中北大学 电子测试技术国家重点实验室，山西 太原 030051 |
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| 摘 要： | 基于Hopkinson杆激光干涉冲击试验台,分析了高g值加速度传感器的动态特性，主要分析了实现高g值加速度传感器的幅频特性的原理及可行性。该方法采用Hopkinson杆作为高g值加速度信号发生器，并应用激光光栅干涉仪可以精确地获得高g值加速度脉冲的激励波形，再与加速度计的输出联合处理得出传感器的动态校准结果。并用988压电传感器的动态校准结果加以说明。
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| 关 键 词： | 激光干涉仪 动态特性 Hopkinson杆技术 校准 |
Dynamic characteristic analysis of high-g accelerometers based on Hopkinson bar |
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| WANG Hua-jun,WANG Yan,LI Xin-e.Dynamic characteristic analysis of high-g accelerometers based on Hopkinson bar[J].Journal of Applied Optics,2011,32(5):1049-1052. |
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| Authors: | WANG Hua-jun WANG Yan LI Xin-e |
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| Institution: | National Key Laboratory for Electronic Measurement Technology, North University of China,
Taiyuan 030051，China |
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| Abstract: | Based on Hopkinson bar laser interference shock test-beds,this paper analyzed the dynamic characteristics of high-g acceleration sensors,discussed the concept and feasibility to achieve the amplitude-frequency characteristics of a high-g accelerometer.This method adopted Hopkinson bar as the shock acceleration generator,applied a laser-grating interferometer to obtain the time history of the input acceleration with high accuracy,and processed the waveform combining with the output of accelerometer to obtain... |
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| Keywords: | laser interferometer dynamic characteristic Hopkinson bar technology calibration |
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