ECONOMICS

My project is talking about Solar power

I need to talk about ''Raking system''

My project is about Solar power

I need to talk about ''Raking system''

they are three kind of ranking system 1- fixed 2- 1 axis 3- 2 axis

You need to figure out the system, and rather simulation, and insult cost

what the difference between them

what each of them effect in the cost

how much get the sun each of them

what the cheapest one that I it will help me in my project