IoT - Energy harvesting - Embedded systems

Traffic-Powered Street Lights

An IoT prototype exploring how piezoelectric plates can capture vibration from road activity and convert it into useful energy for a smart street lighting concept.

Open original video file
TypeIoT energy prototype
Core conceptPiezoelectric harvesting
ControllerESP32 workflow
AwardIDPEx Gold Award

Overview

Using road vibration as a learning model for renewable micro-energy.

This project demonstrates a small-scale smart city concept where vehicle movement can become a trigger for energy harvesting, storage, monitoring, and lighting output.

Problem

Street lighting needs sustainable energy concepts, especially for public infrastructure and smart city experimentation.

Solution

A prototype road section with piezoelectric plates, energy path, storage box concept, and lighting output.

Role

Prototype design, sensor integration, model construction, wiring, demo video, competition presentation, and award documentation.

Development process

From energy concept to physical smart-city prototype.

01

Energy concept

Defined how road pressure and vibration could be demonstrated through piezoelectric harvesting.

02

Prototype build

Constructed the road model, lighting elements, storage/control area, and visual presentation layout.

03

Embedded control

Used ESP32-oriented workflow, sensors, indicators, and OLED display concept for monitoring.

04

Demo and awards

Presented the prototype as a practical smart-city innovation, earning IDPEx Gold Award recognition.

Technologies used

Embedded hardware and physical prototyping.

Piezo plates

Pressure and vibration energy harvesting demonstration.

ESP32

Embedded workflow for sensing, display, and prototype control.

OLED display

Visual output for system state and monitoring concept.

Model design

Road, building, lighting, wiring, and storage-box representation.

Future improvements

Making the concept more measurable.

  • Add voltage/current logging and dashboard visualization.
  • Improve mechanical pressure consistency and energy transfer.
  • Add battery management and controlled lighting output tests.
  • Document efficiency limitations and real-world scalability.