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JAMES ODONKOR, ABDULRAFIU ONORUOHIZA YUNUSA, MICHAEL TWUM

DESIGN AND IMPLEMENTATION OF A SMART HYBRID WIRELESS CHARGING PHONE PAD FOR WHEELCHAIR

Project Synopsis

Background of the Problem:

Wheelchair users face challenges charging their phones due to the limitations of wired chargers, such as restricted mobility and the need for accessible outlets. The difficulty of managing charging cords also poses safety risks​.

Proposed Solution:

The project developed a smart hybrid wireless charging pad for wheelchairs,
combining inductive and radiative charging techniques. It features a safety mechanism for detecting
metallic objects and includes GPS and GSM modules for real-time tracking.

Implementation:

The design integrates an alternator to convert wheelchair motion into energy,
allowing on-the-go charging. The pad accommodates varying phone positions and features an
emergency call function for user safety​.

Results and Findings:

The smart charging pad demonstrated efficient power transmission, comparable
to commercial chargers, and offered users greater convenience and safety. It successfully met design
requirements, allowing wireless charging and mobility​.

Benefits to Society:

The pad enhances independence for wheelchair users by simplifying the charging
process. Its integration of safety features, renewable energy, and real-time tracking promotes
inclusivity and accessibility​.

Marketability:

There is high commercial potential for this device in healthcare and assistive technology
sectors, particularly in rehabilitation centres and among wheelchair users needing more accessible
technology​.

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