| 基于弦振测频的精密压力计设计 |
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| 引用本文： | 张胜,梁秀娟,高洁,张宇皓.基于弦振测频的精密压力计设计[J].南京师范大学学报,2011(2):31-33,38. |
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| 作者姓名： | 张胜 梁秀娟 高洁 张宇皓 |
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| 作者单位： | 浙江师范大学数理与信息工程学院;南京师范大学电气与自动化工程学院; |
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| 基金项目： | 浙江省自然科学基金(Y207738); 浙江省新世纪教学改革项目(YB08020) |
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| 摘 要： | 弦振传感器的工作原理是传感器内部钢弦的弦振频率与其受力大小存在一一对应关系,通过监测其受到激振时的弦振频率就可以监测其受力大小.以新型微控制器为核心,利用数字温度芯片DS18B20的唯一系列号,实现了弦振传感器自动识别和多机循环测量功能;通过软件编程实现了温度测量和非线性补偿;基于等精度测频原理,提高了测量精度;通过增...
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| 关 键 词： | 弦振传感器 等精度频率测量 压力计 |
Design of Accurate Manometer Based on Vibrating Wire Frequency Measurement |
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| Zhang Sheng,Liang Xiujuan,Gao Jie,Zhang Yuhao.Design of Accurate Manometer Based on Vibrating Wire Frequency Measurement[J].Journal of Nanjing Nor Univ: Eng and Technol,2011(2):31-33,38. |
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| Authors: | Zhang Sheng Liang Xiujuan Gao Jie Zhang Yuhao |
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| Affiliation: | Zhang Sheng1,Liang Xiujuan1,Gao Jie1,Zhang Yuhao2(1.College of Mathematics,Physics and Information Engineering,Zhejiang Normal University,Jinhua 321004,China,2.School of Electrical and Automation Engineering,Nanjing Normal University,Nanjing 210042,China) |
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| Abstract: | The principle of vibrating wire transducer is that the internal steel string's excited frequency has a corresponding relation with its force size,so the force size can be recognized by monitoring its excited frequency.With microcontroller as the core,this paper realized the function of vibrating wire transducer automatic recognition and multi-machine cycle measurement based on the series number of digital temperature chip DS18B20,achieved temperature measuring and nonlinear compensation by software programm... |
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| Keywords: | vibrating wire transducer equal-accuracy measurement manometer |
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