Optimized power-distribution communication network system for electric-power information communication

Abstract

The invention discloses an optimized power-distribution communication network system for electric-power information communication, which solves the problem of data communication between a power-distribution terminal and a power-distribution main station. The system comprises a power-distribution main station layer, a power-distribution sub-station layer, a power-distribution terminal layer, a distribution network automation backbone layer and a distribution network automation access layer, wherein the power-distribution main station layer comprises a plurality of power-distribution main station rings used for high-voltage power distribution; the power-distribution sub-station layer comprises a plurality of power-distribution sub-station rings used for medium-voltage power distribution; the power-distribution terminal layer comprises a plurality of power-distribution terminal rings used for low-voltage power distribution; the power-distribution main station layer is in communication connection with the power-distribution sub-station layer by the distribution network automation backbone layer; and the power-distribution sub-station layer is in communication connection with the power-distribution terminal layer by the distribution network automation access layer. The system is advanced in the build-up technology, is economic, practical, reasonable and reliable, can realize comprehensive coverage and flexible access, integrates a high-efficiency power-distribution communication network, meets the requirements on the transmission, the exchange and the interaction of intelligent power-distribution information and becomes an important support platform for unifying the operation of a strong smart power grid.

Description

technical field [0001] The invention relates to a power distribution communication network applied to a power grid system, in particular to a power information communication optimization power distribution communication network system. Background technique [0002] The power distribution communication network mainly solves the data communication between the collection terminal and the system master station. Through the power distribution communication network, the main station of the system establishes contact with the collection terminal equipment, issues instructions and parameter information, and collects various relevant information. Such as figure 1 As shown, the distribution network communication technology includes wired and wireless, both of which can be used as the distribution network communication technology. Wired includes optical fiber private network, Ethernet passive optical network (EPON), industrial Ethernet and medium voltage power line carrier communicat...

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Problems solved by technology

[0012] 3) In terms of technical application, many technical systems are adopted, and some business applications (meter reading, load control, distribution transformer monitoring, etc.) use a large number of wireless public network methods, etc., and lack of unified planning and design; the optical fiber communication equipment of the distribution network basically adopts telecommunications level, some functional characteristics cannot meet the special requirements of electric power

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