基于MEMS的槽波地震仪的研制
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赵朋朋
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Development of a MEMS-based seismograph for in-seam wave seismic exploration
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ZHAO Peng-Peng
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表1 基于MEMS的槽波地震仪灵敏度
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Table 1 Sensitivity of a MEMS-based single-channel seismograph for In-seam wave exploration
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| 频率/Hz | 加速度/(m·s-2) | 灵敏度/(mV·m·s-2) | 偏差/% | | 5 | 0.5 | 178 | -3.26 | | 10 | 5 | 182 | -1.09 | | 16 | 5 | 184 | 参考点 | | 20 | 5 | 184 | 0 | | 40 | 5 | 184 | 0 | | 60 | 5 | 184 | 0 | | 80 | 5 | 179 | -2.72 | | 100 | 5 | 176 | -4.35 | | 120 | 5 | 175 | -4.89 | | 140 | 5 | 173 | -5.98 | | 160 | 5 | 170 | -7.61 | | 180 | 5 | 168 | -8.70 | | 200 | 5 | 165 | -10.33 | | 300 | 5 | 156 | -15.22 | | 500 | 5 | 142 | -22.83 | | 1000 | 5 | 147 | -20.11 | | 2000 | 5 | 156 | -15.22 |
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