Electrical Power Generation Using Speed Breakers
Harnessing kinetic energy from vehicle traffic to power street lighting — a sustainable urban infrastructure solution.
The Idea
Speed breakers slow vehicles down — but all that kinetic energy is wasted. This project captures that energy using a mechanical rack-and-pinion or spring-lever mechanism under the speed breaker surface, converts it into rotational motion, and feeds it into a generator to produce electrical energy. The output powers nearby street lights — making the road infrastructure self-sustaining.
What I Did
- →Conceptualized the full energy harvesting system from scratch
- →Designed the mechanical system — speed breaker mechanism, power transmission, and generator mounting
- →Implemented the complete working prototype
- →Integrated the electrical output to power street lighting
- →Documented the full project for academic submission and review
Impact
A single busy road with multiple speed breakers could generate enough energy to power the street lights along that stretch — reducing grid dependency and contributing to sustainable urban infrastructure. Particularly valuable for rural roads and areas with unreliable power supply.