在仿真分析非整周期采样对谱分析法影响的基础上，对基于谱分析的实际涡街流量信号处理方法进行了有益地探讨。

Spectrum analysis for vortex signal processing was discussed on the basis of simulating and analyzing the effect of sampling in non complete periods on spectrum arithmetic.

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将频谱重心校正方法应用于涡街流量计数字信号处理系统，实验结果表明该方法提高了流量计的测量精度。

The spectrum center correcting is applied to the digital signal processing system for vortex flowmeter, and the results show the measuring precision of flowmeter is improved by this method.

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设计一种基于变增益运算放大器和DSP数字信号处理单元的新型涡街流量计信号处理电路。

A new signal processing circuit of vortex flow meter based on variable gain amplifier and digital signal processor (DSP) unit is designed.

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