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Battery Charger Prototype Design for Tire Pressure Sensor Battery Recharging
C Bambang Dwi Kuncoro1,2, Min-Feng Sung3, Yean-Der Kuan4
1Graduate Institute of Precision Manufacturing, National Chin-Yi University of Technology, Taichung 41170, Taiwan. kuncoro.bambang@polban.ac.id.
Sensors (Basel, Switzerland)
|January 6, 2019
Summary
This study introduces a wireless charging prototype for vehicle tire pressure sensors, extending battery life. The system effectively recharges the sensor
Area of Science:
- Automotive Engineering
- Electrical Engineering
- Wireless Power Transfer
Background:
- Tire pressure sensors are crucial for vehicle safety and efficiency.
- Their batteries have limited life and are difficult to replace when mounted inside tires.
- Current battery replacement is not a practical solution for in-tire sensors.
Purpose of the Study:
- To develop a prototype for wirelessly recharging tire pressure sensor batteries.
- To extend the operational lifespan of tire pressure sensors through wireless power transfer.
- To provide a practical solution for maintaining tire pressure sensor functionality.
Main Methods:
- Designed and built a wireless power charging prototype.
- Utilized electromagnetic principles for power transmission.
- Conducted laboratory-scale experiments using a Kenda tire pressure sensor with a 4.8 V 700 mAh Li-ion battery.
Main Results:
- The prototype successfully transmitted 4.9 V induction voltage.
- Achieved a maximum current of 850 mA.
- Identified an optimal wireless transmission distance of approximately 1.5 cm.
Conclusions:
- The developed prototype can wirelessly recharge tire pressure sensor batteries.
- This technology offers a viable method to extend the battery life of in-tire sensors.
- Wireless charging presents a sustainable solution for maintaining tire pressure monitoring systems.
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