Study on broadband vibration energy harvesting mechanism via 1:2 internal resonance in a disc-shaped frequency upconverting resonator

Key Points

• The mechanism for vibration energy harvesting was identified through internal resonance in the resonator, enhancing energy capture.
• Experimental findings indicate effective frequency upconversion, improving the efficiency of energy harvesting from vibrations.
• Analysis involved testing a disc-shaped resonator designed specifically for broadband energy harvesting activities.
• These insights may enable advancements in low-power energy harvesting devices for various applications, enhancing sustainability.