LI Cai-hua, LI Xiao-jun, YAN Shi-ju. Design of nondirectional force balance accelerometer[J]. 2008, 27(11): 78-80. DOI: 10.13873/j.1000-97872008.11.029.
无方向性力平衡加速度传感器设计
摘要
在传统力平衡加速度传感器技术基础上
通过增加低截止频率的高通滤波电路方法
设计出一种新型无方向选择性的力平衡加速度传感器
使其既可以用来测量水平向低频振动信号
也可以用来测量垂直向低频振动信号。
Abstract
A nondirectironal accelerometer based on the technology of conventional force balanced accelerometer is introduced.In the nondirectironal accelerometer
a high passband filter circuit with very low cut-off frequency is used to fulfill nondirectional vibration measurement.So the sensor can be used to measure horizontal vibration signal or vertical vertical vibration.