Excavator heat dissipation performance and fault detection method, system and storage medium

By using infrared thermal imaging technology and temperature rise calculation, the problem of comprehensive detection of excavator heat dissipation performance and fault location has been solved. It realizes dynamic and quantitative detection of excavator heat dissipation performance and accurate fault identification, and is suitable for engineering machinery in harsh environments such as mines and construction.

CN122448362APending Publication Date: 2026-07-24XCMG EXCAVATOR MACHINERY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
XCMG EXCAVATOR MACHINERY CO LTD
Filing Date
2026-04-23
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing technologies cannot achieve comprehensive, dynamic, and quantitative testing of excavator heat dissipation performance, making it difficult to accurately locate the type and location of faults. Furthermore, they rely heavily on human experience, which is highly subjective, resulting in inconsistent test results.

Method used

Infrared thermal imaging technology is used to collect infrared thermal images of the excavator components under test. By partitioning and calculating temperature rise values, and combining the ambient temperature with a fault database for matching, the fault type and location are determined.

Benefits of technology

It enables comprehensive and dynamic monitoring of excavator heat dissipation performance, improves the accuracy and standardization of fault diagnosis, can accurately identify and locate faults, and provides quantitative basis for the design of new product heat dissipation structures.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a kind of excavator heat dissipation performance and fault detection method, system and storage medium, belong to engineering machinery heat dissipation detection technical field, method includes collecting the first infrared thermal image and ambient temperature under the initial state of excavator;First infrared thermal image is handled in zone, constructs initial temperature zoning matrix;Second infrared thermal image is collected under the stable state of operation, constructs operation temperature zoning matrix and is handled in zone;Each zoning temperature rise value is calculated, constructs temperature rise matrix and extracts temperature field characteristic value;According to ambient temperature, select corresponding fault library, temperature field characteristic value is matched with fault sample, determine fault type.The application realizes the overall dynamic monitoring of excavator heat dissipation system using infrared thermal imaging, eliminates the influence of ambient temperature, quantifies temperature field characteristics, accurately locates fault type and position, overcomes the subjective limitations of traditional point measurement and manual experience, and provides a basis for heat dissipation performance verification and new product improvement.
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