Photovoltaic system to microgeneration and photovoltaic systems, and the US UL4703 standard, in subject 4703 ""Photovoltaic Wire"". A solar tracking system tilts a solar panel throughout the day. Depending on the type of tracking system, the panel is either aimed directly at the sun or the brightest area of a partly clouded sky. Trackers greatly enhance early morning and late afternoon performance, increasing the total amount of power produced by a system by about 20–25% for a single axis tracker and about 30% or more for a dual axis tracker, depending on latitude. Trackers are effective in regions that receive a large
Localization of a module primes or maximal ideals are trivial. By the very definitions, the localization of the module is tightly linked to the one of the ring via the tensor product This way of thinking about localising is often referred to as extension of scalars. The corresponding "S""R"-module structure is given by formula_6. As a tensor product, the localization satisfies the usual universal property. From the definition, one can see that localization of modules is an exact functor, or in other words (reading this in the tensor product) that "S""R" is a flat module over "R". This fact is foundational for the use