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Equipment fault intelligent judgment and auxiliary disposal method based on expert system

A technology of equipment failure and expert system, which is applied in the field of power grid system, can solve the problems of decision-making and operation pressure of control and operation personnel

Active Publication Date: 2020-09-08
GUANGDONG POWER GRID CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] For this reason, the present invention provides an intelligent judgment and auxiliary treatment method for equipment faults based on an expert system to solve the problem of rapid and accurate analysis of massive equipment monitoring information in the prior art Address the issue of better requirements for regulatory operators and the increasing pressure of decision-making and operational pressure on regulatory operators

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  • Equipment fault intelligent judgment and auxiliary disposal method based on expert system

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Embodiment 1

[0031] like figure 1 As shown, the present invention provides a method for intelligent judgment and auxiliary treatment of equipment failure based on an expert system, including the following steps:

[0032] Step 100, taking a set number of power grid fault history records as samples, extracting characteristic information of power grid faults;

[0033] Step 200, extracting the general description in the feature information to form an expert rule base, and constructing an expert model for intelligent judgment of power grid faults;

[0034] Step 300, according to the power grid fault intelligent judgment expert model and the expert rule base, following the fault diagnosis business analysis logic, forming an inference engine for power grid fault intelligent judgment;

[0035] Step 400, classify historical fault types according to the characteristic information of grid faults, and provide fault handling suggestions;

[0036] Step 500 , iteratively perfecting the expert rule base...

Embodiment 2

[0054] A power grid fault intelligent judgment and auxiliary disposal method based on an expert system, the specific implementation steps are as follows:

[0055] 1) Dock at least one year of power grid fault history data, affiliated power grid model data, alarm data corresponding to the year, measurement history data, and historical meteorological information, and conduct preliminary processing and analysis on each power grid fault record and defect elimination processing record item by item ;

[0056] 2) Obtain the unique ID of the faulty equipment in each record, search and obtain the ID of the substation or the transmission line where the faulty equipment is located in the grid model data according to the equipment ID, and obtain the ID of the faulty equipment and associated equipment according to the topology relationship;

[0057] 3) Obtain the alarm information and measurement information before and after the failure from the alarm data and historical measurement data a...

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Abstract

The invention discloses an equipment fault intelligent judgment and auxiliary disposal method based on an expert system. The method comprises the following steps: 100, taking a set number of power grid fault historical records as samples, and extracting the feature information of a power grid fault; step 200, extracting general description in the feature information to form an expert rule base, and constructing a power grid fault intelligent judgment expert model; step 300, according to the power grid fault intelligent judgment expert model and the expert rule base, following the fault diagnosis service analysis logic to form an inference engine for power grid fault intelligent judgment; 400, dividing historical fault types according to the characteristic information of the power grid faults, and providing fault handling suggestions; 500, iteratively perfecting the expert rule base to improve the accuracy of a power grid fault intelligent judgment result, and optimizing a disposal suggestion; fault reason diagnosis is completed in combination with power grid knowledge characteristics, disposal suggestions are generated for fault categories, and quick and accurate auxiliary decisions are provided for power grid fault processing, dispatching management and other operation services.

Description

technical field [0001] The invention relates to the technical field of power grid systems, in particular to an expert system-based intelligent judgment and auxiliary treatment method for equipment failures. Background technique [0002] With the expansion of the grid scale, the rapid development of new energy, and the increasingly complex operating characteristics, the integration of regulation and control fully implements the centralized monitoring and unattended mode of substations, so that massive data is concentrated in the control center, grasping and controlling the operation trend of the power grid, and quickly responding to the power grid Accidents and equipment failures, rapid and accurate analysis and disposal of massive equipment monitoring information, etc. have put forward higher requirements for the control and operation personnel, and the decision-making and operation pressure faced by the control and operation personnel is also increasing day by day. , combin...

Claims

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Application Information

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IPC IPC(8): G06Q10/10G06Q50/06G01R31/00
CPCG06Q10/10G06Q50/06G01R31/00Y04S10/50
Inventor 林泽宏李敬航萧嘉荣陈威洪李敬光刘树安李祺威杨阳陈佳辉黄广华罗松林黄忠辉陈守滨张世斌陈景豪
Owner GUANGDONG POWER GRID CO LTD
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