地震地磁观测与研究
地震地磁觀測與研究
지진지자관측여연구
SEISMOLOGICAL AND GEOMAGNETIC OBSERVATION AND RESEARCH
2014年
1期
219-223
,共5页
差动电容%幅频特性%线性度%动态范围%噪声
差動電容%幅頻特性%線性度%動態範圍%譟聲
차동전용%폭빈특성%선성도%동태범위%조성
differential capacitor%amplitude-frequency characteristic%linearity%dynamic range%noise
改进力平衡加速度传感器的机械设计和电路设计，使其幅频特性、动态范围、噪声等性能具有较大提升，且稳定性较好。该产品的实际测试结果证明其动态范围达到130 dB，能够满足强震动监测需求。
改進力平衡加速度傳感器的機械設計和電路設計，使其幅頻特性、動態範圍、譟聲等性能具有較大提升，且穩定性較好。該產品的實際測試結果證明其動態範圍達到130 dB，能夠滿足彊震動鑑測需求。
개진력평형가속도전감기적궤계설계화전로설계，사기폭빈특성、동태범위、조성등성능구유교대제승，차은정성교호。해산품적실제측시결과증명기동태범위체도130 dB，능구만족강진동감측수구。
In order to get perfect specifications of accelerometer,an improved mechanical design and electric circuit were used in this research.So the amplitude-frequency characteristic,dynamic range and noise of the new differential-output accelerometer were greatly increased.The result of noise test in Baijiatuan hole,Beijing proved that the dynamic range of the acceler-ometer is 130 dB.
