干式变压器数据采集与测控系统中的数据传输研究
Research on the data transmission in the data acquisition and monitoring and control system of the dry transformer
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摘要: 干式变压器的数据采集与监控系统是其安全工作的重要组成部分.本文介绍了该系统中数据传输网络的组成、工作原理及数据传输机制,特别是设计独特的RS-232与RS-85之间的无源电平转换接口模块.Abstract: The dry transformer data acquisition,monitoring and control system is an important part the safe operation.The paper introduces the structure,theory and mechanism of data communication net in this system,especially RS232/RS485 passive level conversion module.