Today there are various ways to get hot water by using electricity, firing woods, coals, waste materials, LPG gas and by using solar energy. One of the cheapest way to get hot water is by using solar energy at long run.
Because
Free of cost
No need to operate
No use of electricity, coal, LPG gas or firing woods & waste materials,
No fear of short circuit, blasting and accidents.
Instant & continuous hot water supply
Once properly installed and properly maintained solar system has much long life.
Calculation of Energy Saving by 100 Lpd Solar Water Heating At 600C.
| Fuel |
Calorific Value(K. Cal/ Kg.) |
Efficiency (%) |
Fuel Saved (Kg/Annum) |
| Fire Wood |
4708 |
17.3 |
2127 |
| Kerosene |
9122 |
50.0 |
380 |
| LPG |
10882 |
60.0 |
265 |
| Charcoal |
6940 |
28.0 |
891 |
| Diesel |
10004 |
75.0 |
231 |
| Electricity |
- |
90.0 |
2230 KWH |
|
