| 最小二乘法在高精度温度测量中的应用 |
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| 引用本文： | 尚玉沛,石林锁,张振仁.最小二乘法在高精度温度测量中的应用[J].传感器与微系统,2000,19(1):47-48. |
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| 作者姓名： | 尚玉沛 石林锁 张振仁 |
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| 作者单位： | 第二炮兵工程学院,机电工程系,陕西,西安,710025 |
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| 摘 要： | 通过硬件电路对A级工业铂电阻Pt10 0温度传感器的非线性进行改善 ,在此基础上利用最小二乘法 ,给出了一个测温的多项式。从而很好地解决了铂热电阻不平衡电桥测温中的非线性误差。在设计的粘度计中用此方法作为测温部分收到了良好效果
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| 关 键 词： | 最小二乘法 非线性 温度传感器 |
| 修稿时间： | : |
Application of least square method in temperature measurement with high accuracy |
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| SHANG Yu-pei,SHI Lin-suo,ZHANG Zhen-ren.Application of least square method in temperature measurement with high accuracy[J].Transducer and Microsystem Technology,2000,19(1):47-48. |
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| Authors: | SHANG Yu-pei SHI Lin-suo ZHANG Zhen-ren |
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| Abstract: | WT5”BZ]The nonlinearity of sensor is improved with the hardware circuit when the A class industrial Pt100 temperature sensor is used to measure temperature, and on the basis of improving the nonlinearity a polynomials is given by the principle of least square method.A good result with the method in the viscosity designedh as been obtained by us. WT5”HZ] |
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| Keywords: | least square method nonlinearity temperature sensor |
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