Do solar panels work well in shaded areas compared to shingles?

Understanding Solar Panel Performance in Shaded Areas

Solar panels require direct sunlight to produce electricity efficiently. When installed in areas with frequent shading, their performance is significantly reduced. A 10% loss in production is typical for panels with moderate shading, while panels receiving 50% or more shading may see a 50% reduction in energy output.

Comparison to Solar Shingles

Solar shingles, on the other hand, are designed to be more flexible in terms of installation and shading. They can be integrated into roofing materials and can still produce electricity even when partially shaded. While they may not be as efficient as unshaded solar panels, solar shingles can still generate usable electricity. For example, a well-designed solar shingle system might maintain 70% of its rated capacity even in areas with moderate shading.

Best Practices for Solar Panel Installation in Shaded Areas

To minimize the impact of shading on solar panel performance, it’s essential to carefully assess the installation site and design the system accordingly. This involves evaluating the amount and duration of shading throughout the day, as well as the potential for future shading due to tree growth or building obstructions. By taking these factors into account, homeowners and installers can design a solar panel system that meets their energy needs while also accounting for the realities of shaded areas.