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Secondary access system for power grid

A technology for accessing systems and power grid systems, applied in the field of power grid information security, can solve problems such as information and economic losses, hidden dangers of information security, endangering personal and social safety, etc., to enhance security, improve security, and facilitate internal user control and external user-controlled effects

Inactive Publication Date: 2018-09-28
国电中自(合肥)电气科技有限公司
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a secondary access system of the power grid to solve the hidden dangers of information security in the existing technical solutions, which will not only cause information and economic losses, but also endanger personal and social safety.

Method used

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  • Secondary access system for power grid

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Embodiment Construction

[0018] Such as figure 1 As shown, a power grid secondary access system includes a power plant grid system. The power plant grid system includes a 30MW unit, a main transformer, a 110KV line, a 220KV Liuqiao substation and a power system connected in sequence. The power plant grid system is connected with a secondary connection The secondary access system includes the telecontrol system terminal, the telecontrol system terminal is electrically connected with the 30MW unit and the 110KV line, the telecontrol system terminal is connected with a collector, the collector is connected with a security gateway, and the security gateway is connected There is a concentrator connected to an optical fiber communication network, a communication interface machine connected to the optical fiber communication network, a data bus connected to the communication interface machine, a main server connected to the data bus, and an external authority control module and an internal authority control m...

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Abstract

The invention provides a secondary access system for a power grid, comprising a power plant grid system, wherein the power plant grid system is connected with a secondary access system; the secondaryaccess system comprises a telecontrol system terminal; the telecontrol system terminal is electrically connected with a 30 MW unit and a 110 KV line; a collector is connected to the telecontrol systemterminal; a security gateway is connected to the collector; a concentrator is connected to the security gateway; an optical fiber communication network is connected to the concentrator; a communication interface machine is connected to the optical fiber communication network; a data bus is connected to the communication interface machine; a master server is connected to the data bus; an externalauthority control module and an internal authority control module are connected to the master server; a grid user is connected to the external authority control module; a control service station is connected to the internal authority control module; the control service station is connected with a power system; and an identity authentication module is connected to the concentrator. The secondary access system for the power grid in the invention has the advantages of high security and flexible and convenient operation.

Description

technical field [0001] The invention belongs to the technical field of power grid information security, and in particular relates to a power grid secondary access system. Background technique [0002] The secondary access system here mainly refers to the system connection between the power plant and the power grid to form a smart grid, including providing digital and analog channels for the telecontrol information transmission of the dispatching production department, and the production dispatching telephone channel; Acquisition and transmission of side power, start-up and substation power, etc.; and provide a transmission platform for these channels: dispatch automation and comprehensive security, dispatch telephone switches, network switches and routers, communication equipment (optical communication equipment) and provide reliable Power supply equipment, smart grid will bring great changes to people's work and lifestyle, but the openness and inclusiveness of smart grid al...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L29/06G08C19/00H04L12/66
CPCG08C19/00H04L12/66H04L63/08
Inventor 许平珠
Owner 国电中自(合肥)电气科技有限公司
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