| DFT方法处理科氏流量计信号中关键技术的研究 |
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| 引用本文： | 徐科军. DFT方法处理科氏流量计信号中关键技术的研究[J]. 工业仪表与自动化装置, 1998, 0(5): 7-10 |
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| 作者姓名： | 徐科军 |
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| 作者单位： | 合肥工业大学自动化研究所 |
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| 摘 要： | 本文采用基于傅立叶变换的频谱分析方法，计算了流量信号的频率和相位差。介绍科氏流一计信号处理中测量初始化和频率跟踪等几个关键技术。
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| 关 键 词： | 科里奥利 质量流量计 信号处理 功率谱 DFT |
Research of key technology in signal processing of Coriolis flowmeter with DFT method |
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| Xu Kejun Lu Xunhong Chen Rongbao. Research of key technology in signal processing of Coriolis flowmeter with DFT method[J]. Industrial Instrumentation & Automation, 1998, 0(5): 7-10 |
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| Authors: | Xu Kejun Lu Xunhong Chen Rongbao |
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| Affiliation: | Xu Kejun Lu Xunhong Chen Rongbao |
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| Abstract: | This paper presents calculation of frequency and phase difference of flow signals with spectrum analysis on basics of Fourier transform(DFT).It also introduces some key technologies as measurement initialization and frequency tracking in signal processing of Coriolis flowmeter. |
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| Keywords: | Coriolis mass flowmeter Signal processing Fourier transform Power spectrum |
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