Power equipment diagnosis method integrating negative selection algorithm and radial basis function

A technology of negative selection and power equipment, which is applied in the field of power equipment diagnosis that integrates negative selection algorithm and radial basis function, and can solve problems such as difficult contradictions, single diagnosis, and difficult knowledge acquisition

Pending Publication Date: 2020-11-13
STATE GRID SHANDONG ELECTRIC POWER
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AI Technical Summary

Problems solved by technology

[0002] The existing fault diagnosis methods always have their own limitations, so it is not possible to solve all problems with a single diagnosis technique
Fault diagnosis based on expert system diagnoses random events by learning multi-expert knowledge, but it is difficult to acquire knowledge, the ability to update the knowledge base is poor, and the contradiction between expert knowledge in multiple fields is difficult to handle. Capabilities are very limited, making rule-based expert systems very limited
Fault diagnosis based on artificial neural network has nonlinear large-scale parallel distributed processing, self-organization, and self-learning capabilities, but its own learning requires typical fault samples, and it is difficult to collect fault data of power equipment, and it is not easy to classify faults

Method used

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  • Power equipment diagnosis method integrating negative selection algorithm and radial basis function
  • Power equipment diagnosis method integrating negative selection algorithm and radial basis function
  • Power equipment diagnosis method integrating negative selection algorithm and radial basis function

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Embodiment 1

[0028] Such as Figure 1-3 As shown, a method for diagnosing power equipment that combines negative selection algorithm and radial basis function includes the following steps:

[0029] Step S1, preprocessing the fault data through a negative selection algorithm, and classifying different fault samples;

[0030] In step S2, a machine learning algorithm is performed through a radial basis neural network function to realize fault diagnosis of power distribution equipment.

[0031] Wherein, step S1 includes the following steps:

[0032] Step S101, normalize the autologous sample S to generate a random sample X;

[0033] Step S102, calculating the Euclidean distance Dd between the real-valued vector detector with an indefinite radius and each detector DI in the random sample;

[0034] Step S103, when the Euclidean distance Dd is greater than the detection radius of the detector, calculate the Euclidean distance d between the random sample X and each self-sample Si;

[0035] Ste...

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PUM

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Abstract

The invention relates to the technical field of artificial intelligence, in particular to a power equipment diagnosis method integrating a negative selection algorithm and a radial basis function. Themethod comprises the following steps: S1, preprocessing fault data through a negative selection algorithm, and classifying different fault samples; s2, performing a machine learning algorithm througha radial basis function to realize fault diagnosis of the power distribution equipment; fault data are preprocessed through a negative selection algorithm, different fault samples are classified, machine learning is carried out through a radial basis function neural network function, and finally fault diagnosis of the power distribution equipment is achieved.

Description

technical field [0001] The invention relates to the technical field of artificial intelligence, in particular to a method for diagnosing electric power equipment that combines a negative selection algorithm and a radial basis function. Background technique [0002] The existing fault diagnosis methods always have their own limitations, so a single diagnosis technique cannot solve all problems. Fault diagnosis based on expert system diagnoses random events by learning multi-expert knowledge, but it is difficult to acquire knowledge, the ability to update the knowledge base is poor, and the contradiction between expert knowledge in multiple fields is difficult to handle. Capabilities are very limited, making rule-based expert systems very limited. Fault diagnosis based on artificial neural network has nonlinear large-scale parallel distributed processing, self-organization, and self-learning capabilities, but its own learning requires typical fault samples, and it is difficul...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06K9/62G06N3/04G06N3/08
CPCG06N3/04G06N3/08G06F18/22G06F18/241G06F18/214
Inventor 张述杰王建训黄凯苗军高明孙振路玉军朱民强李尧李帅赵晓东郭路宣刘华玲
Owner STATE GRID SHANDONG ELECTRIC POWER
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