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电网技术  2010 

输电线路覆冰在线监测系统的设计和应用

, PP. 196-200

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Abstract:

针对导线覆冰的条件及其带来的危害,推导了基于绝缘子串张力及其倾角的导线覆冰模型,并给出了覆冰预测模型。研发了一套基于mC/OS-II、ARM技术、无线通信技术、数据采集技术等的输电线路覆冰在线监测系统,系统由监测分机、无线通信网络、监测中心组成,给出了监测分机硬件设计框图及程序流程图,软硬件都采取了低功耗的设计思路,并专门设计了拉力传感器,监测分机供电采用由控制器控制太阳能板对蓄电池充放电的方式;介绍了监测中心软件的主要功能。实际运行情况表明,该系统性能良好。

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