3.3.4 Bayupankhi (air induced) stoves
Inventory of Innovative Indoor Smoke
Alleviating Technologies in Nepal
27
Fan at side
Front view
Side view
Photograph 3.8: Bayupankhi stove
Year of dissemination
Cost
Quantity disseminated
Technological description
Front view
Back view
Source: CRT/N
2003 - initially promoted by Sindhu Urja Kendra (P) Ltd. (the
patent right holder).
Varies from NRs. 600 to 5000 as per size and construction
materials. The price of the smallest stove, which is adequate
for cooking for 5 to 6 persons ranges from NRs. 600 to 1650.
60,000
These stoves are made with metallic sheets and have double
walls with 3cm air gap in between. The inner wall has perforations
for distribution of air in the combustion chamber. The perforations
are based on various designs. This is normally a portable stove
fitted with low voltage electric fan of 3 to 4 inches. 12 volt
adaptor is connected to the fan to supply primary and secondary
air and can be operated by using a battery. Fans are sometimes
connected to 220V in big metal stoves which are especially
used in institution or for other purposes.
The cylindrical and overall height of the stoves manufactured
by Sindhu Urja Kendra is about 15 and 23 cm respectively. The
internal diameter of the cylinder which differentiates the small,
medium and large stove is about 10, 15 and 18 cm respectively.