What question did this study set out to answer?

The aim is to develop a hybrid generator that efficiently switches between two energy harvesting mechanisms.

February 5, 2026Sustainable Energy & Fuels0 citations

Switchable tribo-electromagnetic composite generator based on magnetic-spring dynamic coupling for low-velocity flow energy harvesting

DCDa CheChangchun Institute of Technology XZXiao ZhangChangchun Institute of Technology GXGuanzheng XuChangchun Institute of Technology

Key Points

The aim is to develop a hybrid generator that efficiently switches between two energy harvesting mechanisms.
Developed a magnetic-wheel-spring hybrid design.
Enabled switching between triboelectric and electromagnetic energy harvesting mechanisms.
Tested generator performance across a range of flow velocities.
Achieved continuous energy harvesting in low to high flow velocities.
Maintained efficiency during transitions between energy harvesting modes.

Abstract

A magnetic-wheel-spring hybrid generator enables self-adaptive switching between triboelectric and electromagnetic mechanisms. This innovative design provides continuous energy harvesting from ultralow to high flow velocities.

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