基于电压/频率的温度检测系统

Temperature Detection System Based on V/F

本文利用单片机结合电压/频率(V/F)转换而开发的温度检测系统,可实现对特殊环境下温度的检测,并详细讲述了利用热敏电阻探测环境温度和LM331进行信号转换传输的过程。整个系统电路结构简单明了,性能可靠,不仅适用于常温控制,也可适用于工业特殊环境温度的监测与控制。

This paper applies the single-chip microcomputer and voltage/frequency（V/F）transformation to develop the temperature detection system,which can test the temperature in special conditions.It details the process of using heat resistance in detecting environment temperature and using LM331 in transmitting signals.With simple structure,reliable function,the circuit of the system is not only suit for common-temperature control,but also suit for specific environment monitoring and control of temperature.