The Secret of Increasing Solar Panel Efficiency by 25 to 40% راز افزایش کارایی صفحه خورشیدی 25 تا 40٪ نصب نیروگاه خورشیدی روی پشت بام Solar trackers are a great way to increase the efficiency of solar panels. The sun is not fixed in the sky. It moves from low east to low west throughout…