| 智能电磁流量计抗干扰技术的研究 |
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| 引用本文： | 何伟,陈廷云,贺昌蓉.智能电磁流量计抗干扰技术的研究[J].中国测试技术,2004,30(3):33-35. |
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| 作者姓名： | 何伟 陈廷云 贺昌蓉 |
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| 作者单位： | 中国测试技术研究院,四川,成都,610021 |
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| 摘 要： | 本文简要阐述了几种电磁流量计 (EMF)的抗干扰技术。同时 ,讨论了电磁流量计三类干扰噪声产生的物理机理和特征。研究了矩形波励磁型智能电磁流量计的硬件和软件抗干扰技术 ,为实现智能电磁流量计的高精度、高可靠性、高抗干扰能力奠定了坚实的技术基础。
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| 关 键 词： | 电磁流量计 干扰 噪声 智能仪器 |
| 文章编号： | 1672-4984(2004)03-0033-03 |
| 修稿时间： | 2003年12月3日 |
The study of the anti-interference technology of the intelligent electromagnetic flow meter |
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| HE Wei,CHEN Ting-yun,HE Chang-rong.The study of the anti-interference technology of the intelligent electromagnetic flow meter[J].China Measurement Technology,2004,30(3):33-35. |
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| Authors: | HE Wei CHEN Ting-yun HE Chang-rong |
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| Abstract: | In The paper,some anti-interference technology applied in the electromagnetic flow meter are summarized briefly Meanwhile,physical mechanism and character concerning three kinds of interference noises derived from electromagnetic flow meter are also discussed ,has studied the wave hardware of excitation the intelligent electromagnetic flow meter of magnetism-type of matrix and anti-interference technology of the software,In order to realize that high accuracy of the intelligent electromagnetic flow meter,high reliability,high immunity ability have established the solid technological foundation. |
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| Keywords: | Electromagnetic flow meter Interference Noise Intelligent instrument |
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