Fault Tracking Method for Relay Protection Devices
Fault tracking means that after the failure of relay protection devices, the anomalies and warning informa-tion are obtained through data-mining technology, and then, the fault tracking
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Relay Protection Defect Analysis
A state evaluation and fault diagnosis strategy for substation relay
This study suggests a method for diagnosing defects and evaluating the relay protection system in light of the aforementioned concerns. The method is founded on the K-means clustering
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A state evaluation and fault diagnosis strategy for
This study suggests a method for diagnosing defects and evaluating the relay protection system in light of the aforementioned concerns. The method
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Data Dependence Analysis for Defects Data of
Based on 7-years defect data of RPDs in SGCC, this paper discovers the association rules (ARs) of defect data based on the Apriori algorithm. In
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A quality evaluation method for the unstructured defect record of relay
In this process, a large amount of defect processing data has been accumulated, including much unstructured textual data, and the purpose of this paper is to evaluate the quality of these
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Intelligent diagnosis method of relay protection defects based on
Defect diagnosis takes a long time, which leads to a long time exit of protection during defect. The existing intelligent defect diagnosis methods are carried out on a case-by-case basis,
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Frontiers | Strategy for evaluating the status of relay protection
The new generation of intelligent substations has achieved online monitoring functions for secondary equipment, making some state variables of relay protection equipment become
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Data Dependence Analysis for Defects Data of Relay Protection
Based on 7-years defect data of RPDs in SGCC, this paper discovers the association rules (ARs) of defect data based on the Apriori algorithm. In detail, the ARs among different categories of
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AUTOMATED ANALYSIS OF PROTECTIVE RELAY DATA
These data include sampled analog currents and voltages, status of input and output contacts, status of protection and control elements and relay settings . They are usually contained
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Frontiers | Strategy for evaluating the status of
The new generation of intelligent substations has achieved online monitoring functions for secondary equipment, making some state variables of
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An Evaluation Method to the Record Text for the Defects of the Relay
In this section, three common problems that occur in records text for the defect of PRDs are listed. This paper focuses on the defect processing logs of relay protection devices in a regional
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Research on the analysis method of power system relay protection
The SVM algorithm classifies whether the relay protection action characteristics recorded by the filtered fault recording data meet the expectations, and completes the analysis of power
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