TWH-1 could produce caloric value nearly 5000 Kcal daily,to heat water of 100 litres raising temperature about 50 oC wind powered heating systemAn efficient and available system Mainly used as secondary heating for oil/gas boiler to save energy bill and reduce CO2 emissionPerformance of TWH-1 TWH-1 could produce caloric value nearly 5000 Kcal dailyin months of average wind speed of 6 m/s, say, to ...