压电传感器二次仪表──电荷放大器的准静态特性研究

Research on quasi-static characteristics of the electric charge amplifier for pizoelectric transducers

本文主要分析压电传感器二次仪表（电荷放大器）在准静态测量条件下的性能指标，提出一组满足指标的电路参数条件，在此基础上结合本题实际研究结果，讨论了准静态电荷变换单元的电路实现等技术问题．

This paper mainly studies the requirements for electric charge amplifiers operating under the condition of quasi-static process measuring and offers a set of circuit parameters as required. On the above basis, the paper further discusses the key problems with the realization of its charge-voltage converting unit.