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.
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.
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.
目前涡街流量计所采用的放大、滤波、整形、计数的处理方式，在从噪声中提取流量信号方面存在较大的局限性，只能采用限制量程比、不测小流量等方法来抑制噪声。
The traditional signal processing methods that amplify, filter, rectify signal and count, which are used in vortex flowmeter now, has shortage in extracting real flow signal from noise.
运用现代信号处理理论对涡街流量计信号处理方法进行研究。
Modern signal processing methods were used to deal with the vortex signal.
本文介绍了以数字信号处理器(dsp)为核心的实时处理系统，采用自适应陷波方法计算涡街流量计信号的频率。
A real time processing system based on a digital signal processor is described in this paper, and the signal frequency of vortex flowmeter is computed by means of an adaptive notch filtering method.
本文介绍了以数字信号处理器(dsp)为核心的实时处理系统，采用自适应陷波方法计算涡街流量计信号的频率。
A real time processing system based on a digital signal processor is described in this paper, and the signal frequency of vortex flowmeter is computed by means of an adaptive notch filtering method.
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