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电网技术  2009 

基于可预测p-保持CSMA的低压电力载波抄表自动路由技术

, PP. 124-130

Keywords: 载波侦听多路访问(CSMA),可预测p-保持,蚁群路由算法,洪泛路由算法,电力线载波,自动路由

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Abstract:

针对入户配电网结构复杂、干扰严重、抄表系统内部各点之间不能完全实现直接通信的特点,采用动态路由中继方法,提出基于可预测p-保持载波侦听多路访问(CSMA)机制,根据预测信道上的数据流量来确定发送时隙。阐述了蚁群路由算法和洪泛路由算法应用于电力载波抄表网络的具体方案,设计和开发出一种适合于电力载波抄表系统的组网方式。基于NS2网络仿真软件对AdHoc网络中的按需距离矢量路由(AODV)协议进行了仿真测试,结果表明采用该自动路由技术可以提高低压电力载波抄表快速性和可靠性。

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