Aerial thermal scans can be used to diagnose problems with photovoltaic (PV) systems by detecting and measuring variations in temperature across the surface of the PV panels. These temperature variations can indicate areas of the panel that are underperforming or malfunctioning.
For example, if a PV panel is not functioning properly, it may be generating more heat than surrounding panels. This can be detected using an aerial thermal scan, which can identify the location of the faulty panel and help to diagnose the problem.
Aerial thermal scans can also be used to identify hotspots on PV panels, which are areas that are generating more heat than normal. Hotspots can be caused by a variety of issues, such as electrical faults, shading, or dirt and debris accumulation, and they can significantly reduce the efficiency of the PV system.
There are several common defects that can occur with solar panels, including:
Microcracks: These are small cracks that can occur on the surface of the solar panel and can be caused by factors such as manufacturing defects, temperature changes, and mechanical stress.
Hotspots: Hotspots occur when an area of the solar panel becomes overheated, which can reduce its efficiency and even cause it to fail.
Shading: Solar panels rely on sunlight to generate electricity, so shading from trees, buildings, or other objects can significantly reduce their output.
Dirt and debris: Dust, dirt, and other debris can accumulate on the surface of the solar panel, which can reduce its ability to capture sunlight.
Water damage: Solar panels are often installed on rooftops, which can make them susceptible to water damage from leaks or storms.
Electrical issues: Solar panels are connected to an electrical system, so defects in this system can affect their performance.
Manufacturing defects: Sometimes solar panels may have defects due to manufacturing problems, such as faulty wiring or poor-quality materials.
Overall, aerial thermal scans can be a useful tool for identifying problems with PV systems and helping to diagnose and fix them in order to improve the overall performance of the system.