Energy Efficient Multi-fuel Portable Cook Stoves (Harsha)

The portable stoves are used for cooking in less smoke condition with reduced fuel consumption and pollution. A variety of solid fuels such as wood, twig, leaf, dung cake, agricultural waste, raw coal, briquettes etc., can be burnt in the stoves at high thermal efficiency (30% to 40%) irrespective of different physical & chemical characteristics.

Harsha portable cook stove is suitable for cooking in eco-friendly condition with various solid biomass fuels at a significantly low fuel consumption level. Fuel in the stove burns in two stages through continuous supply of preheated primary and secondary air by natural draught. This results into a clean and high temperature of flame along with complete combustion of solid fuels with minimized smoke and pollution. A perforated MS combustion chamber, corrugated grate with ash scrapper, air jacket, ash holder and top plate with pot support are the main design parameters of the stove. The stove can be manufactured in different sizes for household and community use. Fuel saving is 50% over the traditional cook stoves. Cooking Capacity for 5 to 500 persons with different sizes of the stoves.

Portable, multi-fuel, environment friendly and low cost cooking medium suitable for rural and semi-urban households and, primary educational and health centers. Cottage and small scale manufacturing, ideal for MSMEs.