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author:

刘欢 (刘欢.) [1] | 魏榕山 (魏榕山.) [2]

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CQVIP CSCD

Abstract:

以一种压力传感器为例,介绍了一种改进型压力校准算法。针对高温会对传感器影响较大的特性,同时考虑算法复杂度以及处理器的运算等问题,在高温区采用最小二乘拟合加三次样条插值法,在低常温区则用最小二乘拟合加牛顿差值算法构造温度补偿模型。所有数据运算处理采用MC8051处理器处理。实验结果表明:改进算法模型能很好消除温漂,校准误差在0.119%以内,满足实际需求。

Keyword:

三次样条插值 压力传感器 最小二乘拟合 温度补偿 牛顿插值

Community:

  • [ 1 ] 福州大学物理与信息工程学院,福建福州350116

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Source :

传感器与微系统

ISSN: 2096-2436

Year: 2019

Issue: 3

Volume: 38

Page: 151-153

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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