介绍了一种利用压电叠堆激励管道内液体介质发生谐振产生正弦压力的发生装置。
Theory of sinusoidal pressure produced by the resonance of the liquid in hydraulic pipe excited by piezoelectric ceramics is presented.
在介绍正弦压力发生器工作原理的基础上，讨论了在应用正弦压力发生器校准传感器动态性能时应用系统的组成和功能。
Based on the principle of sine pressure generator, the makeup and function of the application system for transducer's dynamic calibration is discussed in this paper.
在一定加热功率下，正弦管能有效抑制系统产生的二阶谐波，提高一阶压力波动幅值并降低加热块温度。
The experiment result showed that sinusoidal tube can effectively inhibit second order harmonic mode, increase first order pressure amplitude and lower down heating block temperature.
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