Fault Code Correlation for Automated Maintenance Recommendations

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Solution Overview

Problem

Current maintenance systems face inefficiencies in matching maintenance records with monitoring data due to the lack of automated correlation methods, often requiring manual intervention and subjective query terms, which can lead to missed connections and inconsistent results.

Innovation Solution

A computer-implemented method that analyzes fault code data to identify unique parameters, correlates maintenance records with fault records based on these parameters, and provides automated maintenance recommendations by determining correlation scores within a defined time window.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual intervention is used to match maintenance records with monitoring data, then flexibility in handling complex cases is improved, but productivity and consistency deteriorate due to time-consuming processes and subjective query terms

Engineering Contradiction:
Improveflexibility in handling complex casesVSAvoidmaintenance record matching efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system performs self-service by automatically generating queries and matching maintenance records with monitoring data without requiring manual intervention. The computer system autonomously executes the matching process using stored maintenance data and monitoring data, eliminating the need for human operators to manually create and execute queries.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the manual mechanical process of query creation and record matching with an automated computer-based system. The system uses computer-generated queries and automated data processing to substitute the manual operations previously performed by human operators, thereby improving efficiency and consistency.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If manual query terms are used for correlation, then adaptability to specific cases is improved, but manufacturing precision and measurement precision deteriorate due to inconsistent results

Engineering Contradiction:
Improveadaptability to specific maintenance casesVSAvoidcorrelation accuracy consistency
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The system changes the parameter of query generation from manual human input to automated computer-generated queries. This parameter change ensures that the same criteria are consistently applied across all maintenance records, eliminating the variability and subjectivity inherent in manual query term selection while maintaining adaptability through programmable query logic.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates a universal system that handles multiple maintenance cases using standardized automated queries. The system is designed to process various types of maintenance records and monitoring data through a unified automated approach, ensuring consistent application of correlation criteria across all cases rather than requiring separate manual queries for each situation.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Productivity

If automated correlation methods are implemented, then productivity is improved, but device complexity increases due to the need for computer systems and data processing infrastructure

Engineering Contradiction:
Improvemaintenance record matching efficiencyVSAvoidsystem infrastructure requirements
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent merges the query generation, data retrieval, and record matching functions into a single integrated automated system. By combining these previously separate manual processes into one computer-based workflow, the system achieves high productivity while managing complexity through consolidation rather than proliferation of separate components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system uses an intermediary computer-based query mechanism to bridge maintenance records and monitoring data. This automated intermediary process eliminates the need for complex manual coordination between different data sources and systems, providing a standardized interface that simplifies the overall system architecture while enabling efficient automated matching.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Reliability

If frequent manual review of maintenance records is performed, then reliability is improved through thorough verification, but loss of time increases due to repetitive manual tasks

Engineering Contradiction:
Improvemaintenance correlation accuracyVSAvoidtime spent on manual verification
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary automated verification and correlation of maintenance records with monitoring data before any human review is needed. By pre-processing and validating data through automated queries, the system ensures high reliability is achieved through systematic computer-based verification, eliminating the need for repetitive manual review tasks that consume time.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11195343B2Maintenance systems enhancement
Publication Date: 2021.12.07 THE BOEING CO
  • US11195343B2 patent drawing
  • US11195343B2 patent drawing
  • US11195343B2 patent drawing

AI summary

Aspects of the present disclosure provide a method and apparatus for maintenance recommendations. Embodiments include receiving data related to a plurality of fault codes. Embodiments include determining, for each respective fault code of the plurality of fault codes, a unique subset of parameters for the respective fault code based on frequencies of the parameters within the plurality of fault codes in the data. Embodiments include receiving a plurality of fault records and a plurality of maintenance records. Embodiments include, for each respective maintenance record of the plurality of maintenance record, identifying one or more candidate fault records of the plurality of fault records and correlating a subset of the one or more candidate fault records with the respective maintenance record based on the unique subset of the parameters for the respective fault code corresponding to each respective candidate fault record of the one or more candidate fault records.