Thermal inspection of a photovoltaic power plant carried out by drone and aerial photogrammetry
Résults obtained from 23135 aerial images taken by Tech Drone Service company.
Autocad map built from thermal orthophoto on a 14ha area.
Defects map with thermal orthophoto background
Above the map and its 720 inspected panels, including 4 “bypass diode” malfunctions and 33 overheated cells (hot spots) detected thanks to their high temperature.
Turnkey map delivered to the design and construction manager before commissioning the site.
TECHNICAL INFORMATIONS
- Data processing service : Drones Imaging company.
- Aerial images captation : Tech Drone Service company.
- Spatial accuracy : centimeter.
- Thermal orthophoto : 3cm GSD.
- Covered area : 14ha.
- Drone : DJI P4P.
- Sensor : FLIR XT2.
- Photogrammétry software : Agisoft Metashape.