低压电力线窄带载波通信信道阻抗与衰减特性的现场测量及分析

被引:26
作者
李丰 [1 ,2 ]
田海亭 [2 ]
王思彤 [3 ]
袁瑞铭 [3 ]
梁贵书 [1 ]
机构
[1] 华北电力大学
[2] 华北电力科学研究院有限责任公司
[3] 华北电网有限公司计量中心
关键词
低压电力线载波通信; 测量; 阻抗特性; 衰减特性;
D O I
暂无
中图分类号
TM733 [系统的工业试验、参数的现场试验];
学科分类号
摘要
低压电力线载波通信已经成为智能电网建设中重要的本地通信手段,但低压电力线通信环境恶劣,影响通信性能,因此必须测量并掌握低压电力线的信道特征。本文针对低压电力线窄带载波通信应用于电力集抄系统的现状,给出了现场测量阻抗和衰减特性所采用的方法,并对有代表性的台区进行了现场测量,分析总结了测量得到的不同类型低压电力线信道在80~500kHz频段内的阻抗和衰减特性,可为低压电力线载波通信现场环境的研究提供参考。
引用
收藏
页码:90 / 96
页数:7
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