【摘要】 为了方便快速排除变电站中直流系统支路接地故障,并且解决现场误报警的问题,本文设计了一款基于AT89C52单片机的支路巡检系统,这里重点介绍了数据数据采集模块和通信模块。针对现场环境的复杂性,系统设计了抗干扰电路,这样使得采集的数据更加精确可靠,克服了现场误报警的情况。更多还原

【Abstract】 In order to facilitate the branch grounding fault of DC system in nuclear power plan rapidly,the paper design a branch polling system based on microcomputer AT89C52. Data acquisition module and communication module are mainly introduced.According to the complexity of the environment, the system also design the anti-interference circuit, so that the data collection is more accurate and reliable.更多还原