Protocol-Based Inspection System for Engine Components

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Solution Overview

Problem

Current inspection systems face challenges in repeatability and adaptability, necessitating a protocol-based approach for efficient and customizable visual inspection of components like airfoils in gas turbine assemblies.

Innovation Solution

A protocol-based inspection system incorporating an illumination system, imaging system, manipulation system, and user interface with image processing algorithms, allowing for automated control and analysis of component images without requiring programming, and enabling fine-tuning of inspection parameters to meet specific requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a protocol-based inspection system is implemented, then adaptability and repeatability are improved, but device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The inspection system is divided into distinct functional modules including illumination system, imaging system, manipulation system, and protocol-based control system. Each module operates independently but coordinates through standardized protocols, enabling adaptability without proportionally increasing overall system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protocol-based architecture creates a universal control framework that can accommodate multiple inspection configurations and component types. The same protocol structure handles diverse inspection scenarios, reducing the need for multiple specialized systems and thereby managing complexity while enhancing adaptability.

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

2Productivity

If automated control and image processing algorithms are integrated, then productivity and measurement precision are improved, but device complexity increases

Engineering Contradiction:
ImproveproductivityVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system incorporates automated image processing algorithms that autonomously analyze captured images, detect defects, and generate inspection results without requiring manual intervention. This self-service capability increases productivity while the algorithmic approach manages complexity by replacing manual processes with standardized computational routines.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The integrated system implements feedback loops where image processing results automatically inform inspection decisions and system adjustments. This automated feedback mechanism enhances productivity by eliminating manual analysis cycles while managing complexity through systematic information flow rather than ad-hoc procedures.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If inspection parameters are fine-tuned for specific requirements, then measurement precision is improved, but ease of operation decreases

Engineering Contradiction:
Improvemeasurement precisionVSAvoidease of operation
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system provides dynamic parameter adjustment capabilities that allow inspection settings to be optimized for specific requirements. The protocol-based framework enables flexible configuration of illumination, imaging, and analysis parameters while maintaining ease of operation through standardized adjustment procedures and preset configurations for common inspection scenarios.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9228958B2Protocol-based inspection system
Publication Date: 2016.01.05 ROLLS ROYCE CORP
  • US9228958B2 patent drawing
  • US9228958B2 patent drawing
  • US9228958B2 patent drawing

AI summary

One form of the present application provides a system comprising an illumination source capable of providing an electromagnetic illumination of an engine component, an imaging system structured to capture illumination of the engine component, a component manipulation system structured to position the engine component in a variety of orientations relative to one of the illumination source and the imaging system, a computer based user interface capable of identifying an inspection protocol defined to acquire an image of the engine component at the variety of positions using the illumination system, the imaging system and the component manipulation system, and a processor configured to process the inspection protocol for the purposes of analyzing the acquired image in response to the inspection protocol.