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Energy and Power Signals

Energy and Power Signals

In an electrical system with a resistor, voltage and current signals facilitate the measurement of power and energy across the resistor. For a continuous-time signal, the total energy over a time interval is defined as the integral of the square of the signal's magnitude over that interval. Mathematically, this is expressed as:

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UAV Visual and Thermographic Power Line Detection Using Deep Learning.

Tiago Santos^1,2, Tiago Cunha², André Dias^1,2

¹INESCTEC-Institute for Systems and Computer Engineering, Technology and Science, Rua Dr. Roberto Frias, 4200-465 Porto, Portugal.

Sensors (Basel, Switzerland)

|September 14, 2024

Summary

This summary is machine-generated.

This study introduces a deep learning model, YOLOv8, for automated power line detection using Unmanned Aerial Vehicles (UAVs). The system achieves high accuracy in identifying power lines from visual and thermographic images, enhancing infrastructure inspection safety and efficiency.

Keywords:

UAV deep learning inspection power lines thermographic images

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Area of Science:

Electrical Engineering
Computer Vision
Robotics

Background:

Power line inspection is critical for electrical infrastructure safety and reliability.
Traditional inspection methods pose risks and can be inefficient.
Unmanned Aerial Vehicles (UAVs) offer enhanced safety, efficiency, and cost-effectiveness for inspections.

Purpose of the Study:

To develop and validate a deep learning approach for autonomous power line detection using UAVs.
To improve the safety and efficiency of power line inspection processes.
To enable early detection of defects and potential issues in power line infrastructure.

Main Methods:

Development of a deep learning model utilizing YOLOv8 architecture.
Application of the model for power line detection using both visual and thermographic images.
Validation of the solution through UAV-based power line inspection missions.

Main Results:

Achieved over 90.5% mAP@0.5 for power line detection on visible images.
Achieved over 96.9% mAP@0.5 for power line detection on thermographic images.
Demonstrated the effectiveness of onboard processing for safe autonomous inspection.

Conclusions:

The YOLOv8-based deep learning approach significantly enhances power line detection accuracy.
UAVs equipped with this technology improve the safety and efficiency of electrical infrastructure maintenance.
The developed solution facilitates reliable and cost-effective power line inspections.