恒磁式电磁流量计极化电压控制方法的研究 |
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引用本文: | 姜世金,李斌. 恒磁式电磁流量计极化电压控制方法的研究[J]. 传感器世界, 2007, 13(7): 14-18 |
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作者姓名: | 姜世金 李斌 |
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作者单位: | 上海大学;山东理工大学;上海大学机械工程与自动化学院 |
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基金项目: | 国家自然科学基金 , 上海市领先专业学科基金 , 上海市博士后教育研究基金 |
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摘 要: | 本文介绍了一种动态跟踪反馈控制极化电压的实现方法,并分析推导了该方法的测量原理.设计出低功耗测量电路,编写基于Microchip单片机的软件程序.通过和已经标定好的电磁流量计进行比对测量,从理论和实验两方面都证实了电磁流量计采用恒磁励磁的方法的可行性.
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关 键 词: | 恒磁 励磁 电磁流量计 极化 |
文章编号: | 1006-883X(2007)07-0014-05 |
The Research Of Polarization Voltage In Electromagnetic Flowmeter Excited By Permanent Magnets |
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Abstract: | A controlling method of polarization voltage using dynamic tracking feedback method is introduced in this paper. The measuring principle is analyzed A low power consumption measuring circuit and software program based on Micriochip single-chip microcomputer were designed. The feasibility of the method for electromagnetic flowmeter is proved with theory and experiment by being contrasted with the electromagnetic flowmeter calibrated |
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Keywords: | Permanent magnets exciting magnet technology electromagnetic flowmeter polarization |
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