It is a concentrating type parabolic dish
solar cooker useful for homes & small establishments.
A typical dish solar cooker has an aperture diameter of 1.4
meter and focal length 0.28 meter. The reflecting material
used for fabrication of this cooker is anodized aluminum sheet
which has a reflectivity of over 80%. The tracking of the
cooker is manual and thus has to be adjusted in 15 to 20 minutes
during cooking time. It has a delivering power of about 0.6
KW which can boil 2 to 3 liters of water in half an hour.
The temperature achieved at the bottom of the vessel could
be around 350 to 400o C which is sufficient for roasting,
frying and boiling. The cooker having a thermal efficiency
of around 50% can meet the needs of around 15 people and can
be used from one hour after sunrise to one hour before sunset
on clear days. It can be easily dismantled and assembled by
anybody and thus may be nicely packed and transported anywhere
in the country. The cooker is user friendly as the place of
vessel to be kept for cooking is at a level which is convenient
for the people to use.
Potential users :
The cooker could be useful for individuals
in rural as well as urban areas and also for small establishments
like dhabas, tea shops, etc. on road sides.
Fuel Savings :
The cooker can save up to 10 LPG cylinders/year
on full use at small establishments
Cost : The
cost of the cooker may vary from Rs. 3,500 to Rs. 5,000 depending
on the type of reflectors used and the salient features provided
by the manufacturers. The cookers with imported reflectors
having a reflectivity of over 90% will have a higher cost.
This should include the cost of accessories like pressure
cooker, cap, hand gloves & goggles, cooker manual, packing
etc. The transportation cost may, however, be extra which
will depend on the distance and the quantity of cookers to
being supplied.
Contact:
Ministry of Non-Conventonal Energy
Sources,
Govt. of India
Block-14, CGO Complex, Lodi Road
New Delhi – 110 003
Tel: 91 11 2436 0707/ 2436 0404
Fax: 91 11 2436 1298
