A highly adaptive real-time water wave sensing array for marine applications.

Area of Science:

• Materials Science
• Ocean Engineering
• Energy Harvesting

Background:

• Oceans cover 70% of Earth's surface, driving interest in ocean energy and mobile sensing networks.
• The Internet of Things (IoT) is expanding, increasing the need for robust ocean monitoring.
• Water waves represent a viable, low-frequency energy source suitable for harvesting and sensing.

Purpose of the Study:

• To develop an efficient device for sensing and restoring ocean wave states.
• To investigate the performance of a novel triboelectric nanogenerator (TENG) array for wave monitoring.
• To demonstrate the system's effectiveness in maritime applications.

Main Methods:

• Proposed a 6 × 4 cross-vertical double-layer electrode array device.
• Utilized triboelectric nanogenerator (TENG) technology for energy harvesting and sensing.
• Developed a complete display system integrated with the TENG device.
• Tested the device performance on curved surfaces and underwater.

Main Results:

• The proposed TENG array effectively sensed and restored water wave states.
• The device design refined waveform display and reduced electrode interfaces.
• Demonstrated superior performance of individual units and the entire array.
• Confirmed efficient and accurate sensing capabilities.

Conclusions:

• The developed TENG device and system show significant potential for maritime applications.
• The technology offers a promising solution for ocean wave monitoring and energy harvesting.
• This advancement supports the growth of ocean-based Internet of Things (IoT) networks.