Smart substation communication system reliability and flexibility analysis method and system

A technology for smart substation and sensitivity analysis, applied in transmission systems, digital transmission systems, electrical components, etc., can solve the problem of inability to obtain the sensitivity of components to system reliability, lack of pertinence, and inability to obtain the influence of system reliability Issues such as trends and extent of impact
CN104601384AActive Publication Date: 2015-05-06STATE GRID CORP OF CHINA +2
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Patent Information

Authority / Receiving Office
CN Β· China
Current Assignee / Owner
STATE GRID CORP OF CHINA
Publication Date
2015-05-06

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Abstract

The invention discloses a smart substation communication system reliability and flexibility analysis method and system applied to a smart substation communication system. The method includes 1, establishing a reliability indicator system; 2, establishing an original parameter system; 3, establishing a flexibility system; 4, acquiring a system state space model; 5, acquiring original parameters; 6, acquiring reliability indicators; 7, calculating the flexibility; 8, analyzing the flexibility; 9, providing reliability improving measurement advances; 10, completing the flexibility analysis, and implementing the reliability and flexibility analysis method. The flexibility of the smart substation communication system is analyzed, the weak link of the smart substation communication system can be found out, and the reliability of the smart substation communication system can be improved.
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Description

technical field

[0001] The invention relates to the technical field of reliability of smart substations, in particular to a reliability sensitivity analysis method and system for communication systems of smart substations. Background technique

[0002] Through its communication system, the smart substation realizes the holographic data sharing of the whole station and between stations, realizes basic functions such as substation relay protection, fault recording, measurement, control, metering and monitoring, and supports real-time automatic control of the power grid, intelligent Advanced functions such as adjustment, online analysis and decision-making, cooperative interaction and advanced relay protection.

[0003] The technical progress of smart substation is mainly reflected in the modernization of communication and information technology. The realization of any function (such as relay protection, control and metering, etc.) cannot be separated from communication; the co...

Claims

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