Component Reliability Evaluation System for Environmental Compliance

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Solution Overview

Problem

Current methods for evaluating component conformity to environmental regulations are inadequate, as they fail to assess the credibility of component information provided by suppliers, leading to potential non-compliance risks and inefficiencies in the design process.

Innovation Solution

A system and method for evaluating constituent information credibility, which includes a processing unit that accepts input for target components, calculates constituent contents, evaluates conformity to environmental regulations, and assesses the credibility of supplier-provided information by comparing it with similar components, allowing for re-investigation requests and quality assurance checks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If component information is provided by suppliers without full investigation, then information availability increases, but information quality and reliability deteriorate

Engineering Contradiction:
Improveinformation availabilityVSAvoidinformation quality
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

The system implements feedback mechanisms where evaluation results of component information quality are fed back to suppliers. The evaluation unit assesses the quality of constituent information provided by suppliers, and this evaluation feedback is used to improve future information provision, creating a continuous improvement loop that enhances both availability and quality.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary evaluation unit that mediates between suppliers and the component selection process. This evaluation unit independently assesses the quality of component information without requiring full investigation by suppliers, thus maintaining information availability while improving reliability through independent verification.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If assemblers require non-containment certificates from suppliers, then conformity verification improves, but information availability at early design stages deteriorates

Engineering Contradiction:
Improveconformity verification accuracyVSAvoidinformation availability at early design stages
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The system performs preliminary evaluation of component information quality before the formal conformity verification process. The evaluation unit assesses the reliability of constituent information at early design stages, enabling assemblers to make informed decisions without waiting for complete non-containment certificates, thus improving information availability while maintaining verification accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent applies partial action by evaluating only the critical aspects of component information quality rather than requiring complete investigation. The evaluation unit focuses on key parameters such as constituent composition accuracy, enabling early-stage assessment without demanding full certificate documentation, thus balancing verification accuracy with information availability.

Inventive Principle:
Principle #16Partial or excessive action

3Measurement precision

If designers manually verify component information from multiple suppliers, then information quality assessment improves, but evaluation time and complexity deteriorate

Engineering Contradiction:
Improveinformation quality assessment accuracyVSAvoidevaluation time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system implements self-service by enabling the evaluation unit to automatically assess component information quality without requiring manual verification by designers. The evaluation unit independently analyzes constituent information, compares it against standards, and generates quality assessments, thus maintaining assessment accuracy while eliminating time-consuming manual processes.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical manual verification process with an automated evaluation system. The evaluation unit uses computational methods to assess information quality, substituting human designers' manual analysis with an automated system that achieves the same assessment accuracy much faster, thus reducing evaluation time while maintaining precision.

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

4Ease of operation

If suppliers provide constituent information without standardization, then ease of provision improves, but information quality consistency deteriorates

Engineering Contradiction:
Improveease of information provisionVSAvoidinformation quality consistency
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The system addresses parameter changes by establishing standardized evaluation criteria for constituent information quality. The evaluation unit assesses information against consistent parameters such as constituent composition accuracy, completeness, and format standards, ensuring that regardless of how easily suppliers provide information, the quality consistency is maintained through standardized measurement parameters.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS7437269B2Method, system and program for evaluating reliability on component
Publication Date: 2008.10.14 HITACHI LTD
  • US7437269B2 patent drawing
  • US7437269B2 patent drawing
  • US7437269B2 patent drawing

AI summary

The present invention provides a system which is capable of supporting a designer in confirming constituent information of a component at early stages of design. The system has a functional configuration, in which constituents contained in a target component and a content of each of the constituents are calculated referring to a constituent information table based on identification information of the target component. Conformity of the constituent to environmental regulations is evaluated based on the content. A component similar to the target component is extracted referring to an environmental qualification information table to calculate constituents contained in the similar component and a content of each of the constituents; and credibility of evaluation of the conformity to environmental regulations is evaluated based on a difference between the content of the constituent in the target component and the content of the constituent in the similar component.