Electromechanical Energy Conversion in Bouncing Ball Triboelectric Nanogenerator
Fangyang Dong1, Guang-An Yu1, Zhiying Zhang1
1Dalian Key Lab of Marine Micro/Nano Energy and Self-Powered Systems, Marine Engineering College, Dalian Maritime University, Dalian, 116026, China.
Small (Weinheim an Der Bergstrasse, Germany)
|November 20, 2025
Summary
This study clarifies triboelectric nanogenerator (TENG) mechanisms using a bouncing ball model. It identifies key motion states and parameters for optimizing TENG design and performance in energy harvesting applications.
Area of Science:
- Energy Harvesting
- Nanotechnology
- Mechanical Engineering
Background:
- Triboelectric nanogenerators (TENGs) offer promising energy harvesting solutions.
- Precise design and optimization of TENGs require a deep understanding of their dynamic behaviors and electromechanical conversion.
- Current understanding of TENG dynamic mechanisms is insufficient for advanced applications.
Purpose of the Study:
- To systematically investigate the dynamic behaviors and electromechanical coupling mechanisms of a bouncing ball TENG.
- To identify key parameters influencing TENG motion states and energy generation.
- To develop a predictive framework for TENG performance through integrated simulations.
Main Methods:
- Dynamic simulations were employed to analyze the bouncing ball TENG's behavior under various vibration conditions.
- Experimental validation was conducted to confirm simulation results.
- A dual-simulation coupling method integrating dynamic modeling and finite element analysis was developed.
Main Results:
- Four distinct motion states of the bouncing ball TENG were identified, directly correlating with energy generation.
- Key parameters influencing these dynamic behaviors and TENG performance were determined.
- The proposed dual-simulation method accurately predicted electric potentials and output waveforms.
Conclusions:
- This research establishes a unified framework for understanding and predicting TENG performance.
- The findings provide practical guidance for the structural design and optimization of TENGs.
- The study contributes to the standardization and practical deployment of triboelectric energy harvesting technologies.
Keywords:
bouncing ball systemsdynamic behaviortriboelectric nanogeneratorsvibration energy harvestingMore Related Videos
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