Developing an Affordable Miniature 3D-Printed Wave Generator for Wave Energy Harvesting Application

Area of Science:

• Engineering
• Renewable Energy
• Oceanography

Background:

• Developing low-frequency, low-amplitude wave energy harvesters is hindered by the absence of accessible scientific evaluation platforms.
• Existing ground-based water channels are expensive and require significant space.

Purpose of the Study:

• To introduce a cost-effective and adaptable scientific evaluation platform for wave energy harvesting devices.
• To demonstrate a modular wave generator system that overcomes the limitations of traditional evaluation methods.

Main Methods:

• A 3D-printed modular wave generator was developed and integrated with a commercial laboratory wave channel.
• A stepper motor and Arduino controller were used to precisely manage wave frequency and amplitude based on motor parameters.
• The system's adaptability to various water tank dimensions was achieved through 3D printing and modular design.

Main Results:

• The developed system successfully generated stable waves with frequencies ranging from 1 Hz to 2 Hz and amplitudes from 1.5 cm to 7.1 cm.
• The use of 3D printing significantly reduced costs and enhanced sustainability.
• The system demonstrated potential for further customization by employing faster stepper motors.

Conclusions:

• The proposed 3D-printed modular wave generator provides an affordable and versatile solution for evaluating wave energy harvesting technologies.
• This innovation facilitates advancements in renewable energy research by making scientific evaluation more accessible.
• The system's modularity and cost-effectiveness pave the way for wider adoption in wave energy research and development.