| The sun energy when and if converted into thermal | | | | day, in the thermosyphon can be installed, but it is |
| energy is known as solar thermal energy. It has | | | | essential for the high capacity to use the forced flow |
| applications like power generation, desalination, air | | | | system. The temperature of water can be raised up |
| heating, water heating, etc. There are a few products | | | | to 85C. |
| that are based on solar thermal energy like solar | | | | The heating system can be used for boiler feed water, |
| cooker, solar hot air system, solar desalination system, | | | | washing, bathing and other purposes similar to it where |
| solar water heating system, etc. | | | | hot water is needed in industrial, commercial and |
| The solar thermal energy water heating system has | | | | domestic sectors. The price ranges from Rs.140/- to |
| insulated piping, insulated storage tank, cold water | | | | Rs.220/- per liter, it depends on the system's capacity |
| supply tank, toughened glass and solar collector. The | | | | and one can recover the investment in four to six |
| rays of the sun penetrate via the glass and falls on the | | | | years of time. If maintained properly, the system's life is |
| absorber. The sun rays heat is absorbed inside the | | | | around 10-15 years. The maintenance and operation |
| absorber by the cold water, hence the temperature is | | | | cost is negligible. Solar desalination system means to |
| increased. Inside the insulated storage tank there is | | | | get distilled water one can use solar energy. The |
| collection of the hot water either through the forced | | | | device used is also known as solar still, which has a |
| flow system or thermosyphon. Up to 3000 liters per | | | | tapered top surface and is made of fiber glass. |