This is completely folding parabolic solar concentrator i.e Solar Basket, 3.6 mt dia aperture area 10 sq mt used for community cooking for 120 people. 40 kg of rice (10 kg dry rice 30 kg water) was cooked in 50 minutes. Heat power is 4.5 KW derived by many experiments of water heating. Focal point temperature goes uptp 490 degree C.
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On the whole, our 10 sq mt community cookers are highly user-friendly and any layman or...