Tire Performance Characterization Using Stored Degradation Coefficients

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Solution Overview

Problem

Current methods for determining tire performance characteristics are time-consuming and latency-prone, especially when high-importance maintenance actions are required, as they often involve direct retrieval and processing of extensive tire parameter data over long periods.

Innovation Solution

A method and system that calculate tire performance characteristics using a performance coefficient based on historical tire parameter data, allowing for faster determination by storing and retrieving this coefficient, rather than the entire dataset, thereby reducing latency and improving efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If direct retrieval and processing of extensive tire parameter data over long periods is used to determine tire performance characteristics, then measurement precision is improved, but loss of time increases

Engineering Contradiction:

Improvetire performance characteristic determination accuracyVSAvoiddetermination time

Core Design Contradiction:

Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary processing of tire parameter data to calculate a performance coefficient that encapsulates tire degradation characteristics over time. This coefficient is stored in advance and can be quickly retrieved when needed, eliminating the need to reprocess extensive historical data each time a performance characteristic is determined. The performance coefficient serves as a pre-computed summary that preserves measurement precision while enabling rapid determination.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The invention extracts the essential tire degradation information from extensive historical parameter data by computing a performance coefficient. This coefficient captures the key performance characteristics in a condensed form, allowing the system to determine tire performance without retrieving and processing the entire dataset. The extraction process separates the critical performance information from the voluminous raw data.

Inventive Principle:

Principle #2Taking out (Extraction)

2Reliability

If extensive tire parameter data is stored and retrieved for determining tire performance characteristics, then reliability is improved, but device complexity increases

Engineering Contradiction:

Improvemaintenance action accuracyVSAvoiddata storage and retrieval system complexity

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The system extracts the essential performance information from extensive tire parameter data by computing a performance coefficient. This coefficient captures the key degradation characteristics in a condensed form, allowing reliable maintenance decisions without storing or retrieving the entire historical dataset. The extraction process maintains reliability by preserving the critical performance information while eliminating the need for complex data storage infrastructure.

Inventive Principle:

Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of storing and retrieving extensive original tire parameter data, the system creates a simplified copy in the form of a performance coefficient. This coefficient replicates the essential performance characteristics needed for maintenance decisions without requiring the full historical dataset. The copying approach reduces device complexity while maintaining the reliability needed for accurate maintenance action determination.

Inventive Principle:

Principle #26Copying

3Measurement precision

If the first plurality of values are used directly to determine the tire performance characteristic, then measurement precision is improved, but productivity decreases

Engineering Contradiction:

Improveperformance characteristic accuracyVSAvoidmaintenance response speed

Core Design Contradiction:

Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary processing of tire parameter values to compute a performance coefficient that encapsulates tire degradation characteristics. This pre-computed coefficient preserves the measurement precision needed for accurate performance determination while enabling rapid retrieval and processing. When maintenance actions are needed, the system can quickly use the pre-calculated coefficient without reprocessing the extensive historical data, thereby improving productivity and maintenance response speed.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The invention transforms the extensive first plurality of tire parameter values into a simplified performance coefficient parameter. This parameter transformation condenses multiple data points into a single representative value that maintains the essential performance information. The parameter change enables fast retrieval and processing while preserving measurement precision, directly improving productivity without sacrificing accuracy.

Inventive Principle:

Principle #35Parameter changes

Data Source

PatentUS20230364951A1Method of determining a tire performance characteristic of a tire

Publication Date: 2023.11.16 AIRBUS OPERATIONS LTD

AI summary

A method of determining a tire performance characteristic of a tire. The method includes obtaining, using a processing system, a performance coefficient of the tire corresponding to performance of the tire during a first time period, wherein the performance coefficient is based on a first plurality of values indicative of a tire parameter over the first time period. The method includes obtaining a second plurality of values indicative of the tire parameter over a second time period, and determining, based on the second plurality of values and the performance coefficient, the tire performance characteristic.