| 基于电阻应变式传感器的测力系统 |
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| 引用本文： | 肖旸.基于电阻应变式传感器的测力系统[J].培训与研究,2010,27(2):92-96. |
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| 作者姓名： | 肖旸 |
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| 作者单位： | 湖北第二师范学院,物理与电子信息学院,武汉,430205 |
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| 摘 要： | 本文介绍了基于电阻应变式传感器的测力系统设计方案，此方案可以直接用于工业生产中小重力高精度的测量，属于自行设计制造的一种小型测量仪器。首先利用OP-07将应变片输出的微弱电压信号进行初级放大，经过多路模拟开关MC14051B进行分时选通。然后利用OP—07组成的放大电路将该信号进行二次放大，放大后的电压信号送入ADC0804中进行模数转换，转换完的数据经单片机AT89C52进行防脉冲干扰平均值滤波、自校准和数据融合处理后存储到非易失性数据存储器DS1225Y中。
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| 关 键 词： | 电阻应变式传感器 微弱信号放大 模数转换 |
Weighing System Based on the Resistance Strain-gauge Transducer |
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| XIAO Yang.Weighing System Based on the Resistance Strain-gauge Transducer[J].Training and Research-Journal of Hubei College of Education,2010,27(2):92-96. |
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| Authors: | XIAO Yang |
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| Institution: | School of Physics and Electronic Information/a>;Hubei University of Education/a>;Wuhan 430205/a>;China |
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| Abstract: | This paper introduces weighing system based on the resistance Strain-gauge Transducer.This system belongs to one kind of small metering equipment.This system contains weak single amplification,analogue switch selection,2nd amplifier stage,A/D converter,anti-interference mean-filtering,Self-calibration,data storage. |
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| Keywords: | resistance strain-gauge transducer weak single amplification A/D converter |
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