Analysis of the Theory of Measuring Temperature by Thermometer with Metal-tube and Its Measuring Error for Fluid 流体套管温度计测温原理及其测量误差的分析
On Thermal Hysteresis of the Thermometer Screen and Its Lag Error in Temperature Measurement 百叶箱的热惯性及其测温的滞后误差
In the paper, the temperature feature of the PN junction was analyzed, and an electronic thermometer was designed. A quantitive analysis on the measuring error is made according to the practical testing data. 分析PN结的温度特性,设计制作了指针式电子温度计和数字式电子温度计.根据实测数据对温度测量误差作了定量分析。
The Pt resistor is one of the ideal temperature transducers. The operational principle of the digital Pt resistor thermometer is introduced and the sources of error are analysed. The paper stated that the measuring linearity can be enhanced by the analog to digital converter itself. 铂电阻是较为理想的温度传感器这一,介绍数字式铂电阻温度计工作原理及分析误差来源,提出利用模/数转换器本身来提高测量线性度。