摘 要 本设计针对电力变压器冷却系统中使用常规控制系统时存在的控制回路复杂、可靠性低、风机保护方式简单、油温测量精度低、控制误差大、无法进行远程通讯等问题,设计了一套智能化变压器温度监控系统
本系统以 PIC16F877 单片机为核心,实现了对变压器油温的实时采集、LED 显示、数据无线传输,并参考油温变化对风机的运行状况进行实时控制
风机侧完善的保护装置为 CPU 提供准确的风机故障信号,提高了系统运行的稳定性
关键词:单片机、变压器冷却系统、风机故障、油温采集ABSTRACTThe paper introduces a new smart of transformer temperature monitoring system
It’s a great change for the power transformer cooling system
Such as the existence of complex, low reliability, a simple blower protection, low temperature measurement accuracy, control errors, and not achieving long-distance communications, ect
The control system uses the PIC16F877 to achieve the real-time acquisition, LED display, data wireless transmission, and taking into account air temperature change on the operation of the state of real-time control
The CPU fan cou