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来源:百度知道 编辑:UC知道 时间:2024/06/19 04:02:25
基于PLC技术远程抄表系统的宽带电力接入模块设计
摘要 电力线通信(PLC)是指建立在电力输送网基础上的、实现电力通信网络内部各节点之间以及与其他通信网络之间网络通信的系统。电力线通信(PLC)技术有广阔的发展前景,具有不用布线、覆盖范围广、连接方便等显著优势。可以为用户提供各方面的服务,其中以太网技术远程抄表有着很广泛的应用,远程抄表节省了人力物力,远程抄表有着提高I作效率维护方便、升级容易实时采集数据
本文重点对电力线通信信道特性、调制方式和应用技术进行了研究并研制出基于OFDM调制的宽带电力调制解调器。
本文首先介绍了当今世界国内外各种抄表技术,并指出电力线通信抄表技术的特点,再介了OFDM调制方式,步设计出基本的电力线载波通信系统 ,对于本文用到的INT51X1芯片的各个接口进行分析,而且给出了电力线调制解调器的总体方案,并详细讨论了各部分电路设计及软件设计。最后本文对欧洲的标准HOMEPLUG 电力线联盟标准的进行研究,

关键字 电力线载波通信PLC 远程抄表 INT51X1 以太网技术 正交频分复用
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Based on PLC technology of long-distance meter reading system broadband power access module design
The electric communication (PLC) is established in power transmission network on the basis of the electric power communication network, each node within and between other communication network, network communication systems between. Electric communication (PLC) technique has broad prospects for development, has no wiring, bestrow scope, convenient connection and other significant advantage. Can provide various services, including Ethernet technology long-distance meter reading is very extensive application of long-distance meter reading save manpower, long-distance meter reading has to improve work efficiency I maintenance convenience, easy to upgrade the real-time data acquisition data
This emphasis on electric communication channel characteristics, modulation mode and application technology is studied and developed based on the electric power broadband modulation OFDM modem