| 一种应用于超声波流量计中的高可靠性的电路设计 |
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| 引用本文： | 曹晓华,杨印保,曹晓平. 一种应用于超声波流量计中的高可靠性的电路设计[J]. 仪表技术, 2005, 0(5): 78-79 |
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| 作者姓名： | 曹晓华 杨印保 曹晓平 |
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| 作者单位： | 河北理工大学,计控学院,河北,唐山,063009 |
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| 摘 要： | 介绍一种应用在工业用大口径超声式气体管道流量计中的电路设计方案.本电路经过试验,有很高的可靠性和实用性.它克服了转子式气体流量计固有的时漂误差.
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| 关 键 词： | 超声波 气体流量计 自动增益控制 双积分 |
| 文章编号： | 1006-2394(2005)05-0078-02 |
| 收稿时间： | 2005-06-01 |
| 修稿时间： | 2005-06-01 |
Design and Realization of Ultrasonic Gas Flowmeter |
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| CAO Xiao-hua,YANG Yin-bao,CAO Xiao-ping. Design and Realization of Ultrasonic Gas Flowmeter[J]. Instrumentation Technology, 2005, 0(5): 78-79 |
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| Authors: | CAO Xiao-hua YANG Yin-bao CAO Xiao-ping |
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| Affiliation: | College of Computer and Automation, Hebei Polytechnic University, Tangshan 063009, China |
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| Abstract: | A circuitry design was introduced, which used in the large caliber ultrasonic gas flowmeter. The circuitry design had high reliability and practicability. It eliminated entirely the time-drift error which existed in the gas rotameter flowmeters. |
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| Keywords: | ultrasonic gas flowmeter auto-gaining control double integral |
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