It can be confusing at first, because a Sun-Hour is NOT merely an hour’s worth of sunlight. A Sun-Hour is a unit used to measure the solar radiation from the sun, but to make it useful, it needs to be defined and consistent. Think of the term “horsepower”. Does it have anything to do with

We often see people getting confused as to the difference between power and energy. The difference is distinct and actually quite simple and easy to understand. Think of it this way. If a dam is holding back a lake full of water, the power rating of the dam is the rating of the generator. The