Mobile Body Corrosion Measurement via Speed-Data Correlation
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Solution Overview
Problem
Conventional methods for measuring corrosion in mobile bodies like automobiles are inadequate as they fail to accurately account for the dynamic changes in corrosion states due to varying running speeds, leading to inconsistent and inaccurate results.
Innovation Solution
A method and apparatus that utilize corrosion sensors, running speed sensors, and a data collection unit to associate and collect corrosion and running speed data simultaneously, allowing for accurate measurement of corrosion states specific to mobile bodies by correlating corrosion data with running speed data.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional corrosion sensors are installed in mobile bodies to measure corrosion state, then corrosion measurement capability is improved, but measurement precision deteriorates because the sensors cannot accurately reflect corrosion variations under different running speeds
Solution Approach 1:
The patent applies the dynamics principle by making the measurement system adaptive to changing running conditions. The data collection unit dynamically adjusts data acquisition based on vehicle speed data, switching between different sampling frequencies and measurement modes depending on whether the vehicle is stationary, moving at constant speed, or accelerating/decelerating. This dynamic adaptation ensures accurate corrosion measurement across all operating conditions.
Solution Approach 2:
The patent implements parameter changes by modifying measurement parameters based on running speed. When vehicle speed exceeds a threshold, the system increases corrosion sensor sampling frequency and activates additional sensors. When speed is low or zero, the system reduces sampling frequency to conserve power. These parameter adjustments optimize measurement precision for each operating condition.
2Reliability
If corrosion sensors are installed in mobile bodies, then corrosion data acquisition is improved, but data reliability deteriorates due to lack of correlation with running speed conditions
Solution Approach 1:
The patent applies universality by creating an integrated measurement system that simultaneously performs multiple functions: corrosion sensing, speed sensing, data correlation, and adaptive processing. The data collection unit serves as a multi-functional component that coordinates all sensors and processes data according to running conditions, ensuring reliable corrosion measurements that account for vehicle operation context.
Solution Approach 2:
The system implements feedback by using vehicle speed data to control corrosion measurement parameters. The data collection unit continuously monitors running speed and uses this information to adjust corrosion sensor activation and sampling frequency. This feedback loop ensures that corrosion data is collected with appropriate context about vehicle operation, improving data reliability.
3Measurement precision
If multiple sensors are installed to measure both corrosion and running speed, then measurement comprehensiveness is improved, but device complexity increases
Solution Approach 1:
The patent applies merging by integrating multiple sensors and data processing functions into a unified measurement system. The data collection unit combines corrosion sensor data and vehicle speed sensor data into a single coordinated measurement process, managing all sensors through one control unit. This integration reduces overall system complexity compared to separate independent measurement systems.
Data Source
AI summary
A mobile body corrosion measuring apparatus having a corrosion sensor installed in at least one portion of a mobile body, the corrosion sensor measuring a corrosion state at the portion and outputting corrosion data; a vehicle (mobile body) running speed sensor installed in the mobile body, the running speed sensor measuring a running speed of the mobile body and outputting the running speed data; and a data collection unit that acquires the corrosion data from the corrosion sensor and the running speed data from the vehicle speed sensor at the same time and collects the corrosion data and the running speed data with the corrosion data and the running speed data associated with each other. Due to above structure, a corrosion state specific to the mobile body can be accurately measured.