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Radiation example - The upper surface of the absorber and...

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The special coating on a curved solar absorber of surface area A2 = 15 m2 is cured by exposing it to an infrared heater of W = 1 m. The absorber and heater are each of length L = 10 m and are separated by a distance of H = 1 m.
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Unformatted text preview: The upper surface of the absorber and the low surface of the heater are insulated. Absorber, A2, T2, ε2 Heater, A1, T1, ε1 Given: T1 = 1000 K, ε1 = 0.9 T2 = 600K, ε2 = 0.5 Tsurr = 300 K, room is large, so ε3 = 1...
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