Solar collector

June 19, 2009

A solar collector is basically a device which is used to use the direct energy of the sun to store it in a more usable variety. Such a collector clubbed with a system of a heat transfer circuit and a proper storage system results in helpful commercial devices. Such systems can be used to fulfill various purposes, for domestic purposes these can be used for warming water or for warming swimming pools or for providing energy for a cooling system etc. Read the rest of this entry »

Solar water heater

June 15, 2009

What is a solar water heater? It has a collector, which collects solar energy, and it has an insulated storage tank, which stores hot water. Solar water heaters can be of two main types, depending on the collector system, the first type is the Flat Plate Collectors. In this, the flat plate collectors absorb the solar radiation, they are made up of an insulated outer metallic box, which is covered by a glass sheet on the top. Inside, the blackened metallic absorber sheets have built in channels, or riser tubes, which the function of carrying water. The solar radiation is absorbed by the absorber, and the heat is transferred to the flowing water. Read the rest of this entry »