应用于单电源电路中的铂热电阻非线性校正

摘要

提出采用正反馈放大电路进行铂热电阻非线性校正在低电压单电源电路中的应用，并利用软件Mathematica求解电路参数。最后给出了在热量表设计中的实际分析及应用。%The paper presents the application of a positvie feedback amplifier to a low-voltage and single-supply circuit in order to linearize a platinum thermistor.The software Mathematica is used to solve circuit parameters.A practical analysis and application are also given in reference to the designing of a heat meter.