基于大模型与知识图谱协同推理设备故障诊断系统及方法

The equipment fault diagnosis system, which uses large models and knowledge graphs for collaborative reasoning, enables multi-dimensional analysis and prediction of equipment faults. It solves the problem of passive response in equipment fault diagnosis in existing technologies and improves fault handling efficiency and equipment operation stability.

CN122087674BActive Publication Date: 2026-07-17TIANJIN RES INST FOR WATER TRANSPORT ENG M O T

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TIANJIN RES INST FOR WATER TRANSPORT ENG M O T
Filing Date
2026-04-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies lack intelligent analysis of potential equipment failures throughout their entire lifecycle, making it impossible to upgrade from passive response to proactive prevention in equipment fault diagnosis.

Method used

A fault diagnosis system based on large model and knowledge graph collaborative reasoning is adopted. Through the layered design of data layer, knowledge layer, model layer, application layer and digital twin simulation verification layer, combined with graph neural network and Bayesian fault prediction model, the system realizes multi-dimensional analysis and prediction of equipment faults.

Benefits of technology

It enables rapid location, accurate analysis, and early detection of potential equipment faults, improving fault handling efficiency and equipment operation stability, reducing operation and maintenance costs, and is suitable for high-frequency data monitoring scenarios in industrial production and large equipment.

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Abstract

本发明提供了基于大模型与知识图谱协同推理设备故障诊断系统及方法,涉及设备故障诊断技术领域,包括:数据层,用于获取待测设备的实时工作数据,并对实时工作数据进行预处理;知识层,与数据层连接,用于对经过预处理的实时工作数据进行分析,确定是否存在故障数据;模型层,与知识层连接,用于当知识层输出的分析结果确定存在故障数据时,对故障数据进行分析,得到故障原因以及对应的维修方案。本发明将数据处理、故障识别、智能分析、预测预警、寿命评估深度融合,实现设备故障诊断从被动应对到主动预防、从单一数据判断到多维度协同推理的升级。
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