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简要介绍了三峡集团公司金沙江下游光传输网络的建设背景、光缆资源的实际情况、业务需求及其分类、光传输网的应用现状、对网络构建的总体要求,通过对带宽估算、ASON的技术特点和优势、网络生存性、站距计算、光放大器的比选等较为详尽的技术分析,从网络速率、应用技术的选择、站距的确定、安全性能、网络组织等方面入手详细论述了如何利用现有的光缆资源来构建金沙江下游光传输网络,以满足生产和管理的需要。
Briefly introduces the construction background of the optical transmission network in the lower reaches of the Jinsha River of the Three Gorges Project Corporation, the actual conditions of the optical cable resources, the business requirements and classification, the application status of the optical transmission network and the general requirements for the network construction. By estimating the bandwidth, Characteristics and advantages, network survivability, station distance calculation, comparison and selection of optical amplifiers and other more detailed technical analysis, starting from the network speed, the choice of application technology, the determination of station distance, security performance, network organization and other aspects discussed in detail how The use of existing fiber optic cable resources to build the lower reaches of the Jinsha River optical transmission network to meet production and management needs.