Tire Health Monitoring via Wheel Accelerometer Path Comparison
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Solution Overview
Problem
Current methods for monitoring tire health, including wheel alignment, balance, and tread depth, are often manual and require vehicles to be taken to maintenance facilities, which is inefficient and can lead to safety issues due to delayed detection of tire problems.
Innovation Solution
A system that includes a wheel monitoring system with sensors to record and transmit measurements of accelerometer, temperature, and pressure data, which are then analyzed by a management server to automatically detect imbalances, misalignments, and tread depth issues without human intervention, allowing for real-time monitoring and alerts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual monitoring methods are used for tire health, then device complexity is reduced, but productivity and reliability deteriorate due to delayed detection and requirement for vehicle downtime
Solution Approach 1:
The monitoring system integrates multiple sensor types (accelerometers, temperature sensors, pressure sensors) into a single multi-functional device that simultaneously monitors various tire health parameters, improving reliability while managing complexity through functional integration
Solution Approach 2:
The system enables continuous automatic monitoring that detects tire issues independently without requiring manual intervention or vehicle downtime, with sensors continuously collecting data and the system automatically identifying problems such as imbalances, misalignments, and tread depth issues
2Productivity
If manual monitoring methods are used for tire health, then device complexity is reduced, but loss of time increases due to requirement for vehicle downtime and delayed detection
Solution Approach 1:
The monitoring system operates continuously during vehicle operation without interruption, with sensors continuously collecting data on tire health parameters and the system continuously analyzing this data to detect issues, eliminating downtime and maintaining full productivity
Solution Approach 2:
The system performs automatic detection and monitoring without requiring manual inspection or vehicle downtime, enabling the vehicle to maintain full operational capacity while tire health is continuously assessed
3Reliability
If comprehensive tire monitoring is implemented, then reliability and safety improve, but device complexity and manufacturing cost increase
Solution Approach 1:
The monitoring system is divided into separate functional modules (accelerometer sensors, temperature sensors, pressure sensors, processing unit, communication interface), allowing for simplified manufacturing and assembly while maintaining comprehensive monitoring capabilities
Solution Approach 2:
A single integrated monitoring system performs multiple tire health assessment functions (balance detection, alignment detection, tread depth monitoring, temperature monitoring, pressure monitoring), improving reliability while managing manufacturing complexity through multi-functionality
Data Source
AI summary
A method performed by an electronic device to monitor one or more wheels of a vehicle. The method includes receiving first accelerometer measurements of a first accelerometer mounted on the vehicle's first wheel when the vehicle is moving during an interval of time, determining based on the first accelerometer measurements a first path followed by the first accelerometer when the vehicle is moving during the interval of time, receiving second accelerometer measurements of a second accelerometer mounted on a vehicle's second wheel when the vehicle is moving during the interval of time, determining, based on the second accelerometer measurements, a second path followed by the second accelerometer when the vehicle is moving during the interval of time, and determining based on a comparison of the first path with the second path that at least one of the vehicle's first wheel and the vehicle's second wheel is misaligned.