Mech_Engineer said:Why not just use some dirt from outside?
brewnog said:ISO standard test dust, of course.
The standard is ISO12103-1.
Solar cell dust testing is a process used to evaluate the performance and durability of solar panels by simulating the effects of dust accumulation on the panels. Dust can significantly reduce the efficiency of solar panels, so this testing is crucial for ensuring the long-term functionality of solar energy systems.
Dust accumulation on solar panels can reduce their efficiency by up to 40%, leading to decreased energy production and potential damage to the panels. Dust testing helps to identify the best materials and cleaning methods to maintain the optimal performance of solar cells.
Dust testing is typically done in a controlled laboratory environment, where panels are exposed to a controlled amount of dust over a specified period of time. The dust is often a mixture of natural and artificial particles, and the panels are monitored for changes in efficiency and performance.
The main factors that can affect dust accumulation on solar panels include the location of the panels, the type of surrounding environment (e.g. urban vs. rural), and the tilt and orientation of the panels. Wind patterns and nearby construction can also play a role in the amount of dust that accumulates on solar panels.
The results of dust testing can inform decisions on the best materials and cleaning methods for solar panels, as well as the design and placement of solar energy systems. It can also help solar panel manufacturers improve the durability and efficiency of their products.