Abstract
This paper presents an indoor, low-speed airflow, energy harvesting system based on aerodynamic flutter. Due to aerodynamic forces, mechanical vibrations occur when airflow passes across flexible belt-like structures. A linear electromagnetic generator has been designed to transfer this mechanical power into electricity based on Faraday's law. Based on a model which couples the aerodynamic flutter with the electromagnetic generator, the output electrical power can be estimated and optimized. The airflow from an air duct with a 0.5m x 0.5m cross-sectional area is used to drive an energy conversion device in experiments. The experimental results show that this prototype flutter energy conversion device (FECD) could provide nearly 2VRMS voltage with a 2.5m/s airflow. A set of super capacitors is used as a temporary storage element. With a power management circuit, the entire energy harvesting device can operate as a stable 3.3V DC power source during a discharging cycle. © 2013 IEEE.
| Original language | English |
|---|---|
| Title of host publication | 2013 IEEE International Conference on Cyber Technology in Automation, Control and Intelligent Systems, IEEE-CYBER 2013 |
| Pages | 75-80 |
| DOIs | |
| Publication status | Published - 2013 |
| Event | 3rd Annual IEEE International Conference on Cyber Technology in Automation, Control, and Intelligent Systems, IEEE-CYBER 2013 - Nanjing, China Duration: 26 May 2013 → 29 May 2013 https://ieeexplore.ieee.org/xpl/conhome/6691371/proceeding |
Conference
| Conference | 3rd Annual IEEE International Conference on Cyber Technology in Automation, Control, and Intelligent Systems, IEEE-CYBER 2013 |
|---|---|
| Place | China |
| City | Nanjing |
| Period | 26/05/13 → 29/05/13 |
| Internet address |
Research Keywords
- Aerodynamic flutter
- Indoor energy harvesting
- Simulink modeling
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