| 涡街流量计输入电路的设计 |
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| 引用本文： | 张崇巍.涡街流量计输入电路的设计[J].自动化仪表,1998,19(7):6-7,10. |
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| 作者姓名： | 张崇巍 |
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| 作者单位： | 合肥工业大学工业自动化研究所 安徽合肥230009 |
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| 摘 要： | 针对涡街流量计中频谱分析功能对被处理信号的要求，采用跨导放大器与８Ｘ９６系单片机的软，硬件相组合，设计了具有适应涡街流量特点的具有自动控制增益功能的输入 电路。
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| 关 键 词： | 输入电路 涡街流量计 跨导放大器 自动增益 |
The Design of the Input Circuit of Vortex Flowmeter |
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| Zhang Zongwei.The Design of the Input Circuit of Vortex Flowmeter[J].Process Automation Instrumentation,1998,19(7):6-7,10. |
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| Authors: | Zhang Zongwei |
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| Affiliation: | Zhang Zongwei |
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| Abstract: | Against the requirements of the function of frequency spectrum analysis in vortex flowmeter on the processed signal, by using the hardware/software combination of transconduclance amplifier and 8X96 series single chip computer the input circuit with automatic gain control function is designed to meet the features of vortex flow signal. |
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| Keywords: | Input circuit Vortex flowmeter Transconduc-tance amplifier Automatic gain control Frequency spectrum analysis |
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