Automated Repair Instruction Generation for Electromechanical Systems

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Solution Overview

Problem

Existing systems for maintaining complex electromechanical systems, such as aircraft or factories, require significant manual maintenance and are not typically used due to their complexity and high demand for manual input, limiting their effectiveness in tracking maintenance schedules and recording repair solutions.

Innovation Solution

An electromechanical system comprising a machine monitor with a repair solution engine, data logger, and client system that acquires measurement data, logs error reports, and generates repair instructions using historical data analysis, enabling automated tracking and proactive maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual maintenance tracking systems are used, then maintenance records can be kept, but the systems require high manual maintenance input and are not typically used

Engineering Contradiction:
Improvemaintenance tracking effectivenessVSAvoidmanual maintenance requirement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system enables self-service by automatically collecting maintenance data from sensors and generating repair instructions without requiring manual data entry. The machine monitor continuously monitors machine components and autonomously creates maintenance records, eliminating the need for manual tracking while maintaining reliable maintenance documentation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical operations with automated electronic systems. Sensors, data loggers, and processors substitute for manual data collection and analysis, transforming the maintenance tracking system from a manual process to an automated electronic system that reduces operational burden while improving reliability.

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

2Ease of operation

If automated repair systems are implemented, then manual maintenance requirements are reduced, but the system complexity increases

Engineering Contradiction:
Improvemanual maintenance requirementVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system is divided into distinct functional modules: sensors for data collection, data loggers for storage, machine monitors for analysis, and instruction generators for repair guidance. This segmentation allows each component to perform a specific function, reducing overall system complexity while enabling automated maintenance operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The machine monitor serves multiple functions: it collects data from sensors, stores historical information, analyzes current machine state, identifies failure modes, and generates repair instructions. This multi-functionality consolidates what would otherwise require multiple separate systems, reducing complexity while maintaining automation capabilities.

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

3Extent of automation

If historical data is collected and analyzed, then repair instructions can be generated automatically, but the amount of data processing required increases

Engineering Contradiction:
Improverepair instruction generationVSAvoiddata processing time
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The system performs preliminary actions by continuously collecting and storing historical maintenance data and failure mode information in advance. When a failure occurs, the machine monitor can quickly retrieve pre-stored relevant data and generate repair instructions without requiring extensive real-time data processing, thus reducing the time loss during actual repair operations.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9684553B2Generation of instructions for repairing an electromechanical system
Publication Date: 2017.06.20 SAP SE
  • US9684553B2 patent drawing
  • US9684553B2 patent drawing
  • US9684553B2 patent drawing

AI summary

The invention provides for an electromechanical system comprising a machine. The machine comprises at least one mechanical component and at least one electrical sensor for acquiring measurement data. The system further comprises a data logger computer system for logging the measurement data and error reports as historical data, wherein the error reports are descriptive of one or more failure modes of the at least one mechanical component, wherein the error reports are further descriptive of repair actions taken to repair the one or more failure modes. The system further comprises a machine monitor comprising a repair solution engine, wherein the machine monitor comprises a memory containing processor instructions that implement the repair solution engine, wherein the machine monitor comprises a processor for executing the processor instructions. The system further comprises a data transfer system for transferring the data from the machine to the machine monitor. The system further comprises a client computer system. Execution of the processor instructions cause the processor to: receive the measurement data from the data transfer system; receive the historical data from the data logger computer system; search the historical data to determine a current failure mode and a selected repair action, wherein the current failure mode is selected from the one or more failure modes of the historical data, wherein the selected repair action is selected from the repair actions; generate repair instructions using the selected repair action; and transfer the repair instructions of the selected repair entry to the client computer system.