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OALib Journal期刊
ISSN: 2333-9721
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套管式铠装温度传感器温度测量的动态校正方法
, PP. 107-110
Keywords: 铠装温度传感器,温度测量,顺序函数法,滞后,动态校正
Abstract:
套管式铠装温度传感器因热扩散系数低,温度敏感元件的温度变化滞后于被测介质,从而产生很大的动态测量误差。对此,采用逆导热问题求解的顺序函数法,基于温度传感器输出随时间的变化,对套管式铠装温度传感器进行动态测量,反演出介质与传感器表面的换热热流,由此计算出介质温度。数值模拟显示:基于顺序函数法,对套管式铠装温度传感器做动态校正,通过参数优化,能较快地跟踪被测介质温度的变化,大大缩短了温度动态测量的响应时间。
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