23) Consider a rectangular hot plate shown below. U₁ = 3 m/s T₁ = 25°C Tb = 80°C Kin=200 W/mK Kair= 0.025 W/mK Vair = 1.3.10-sm² Pr=0.72 S # of Fins H[m] W = 0.05 m t[m] 1110 ) Design a heatsink with the following constraints. The total volume V of the fins on the heatsink must be 0.00002 m². The spacing between the fins b must be greater than 1 μm. The fin height H should not exceed 5 cm. The fin thickness must be greater than 200 μm. e parameters of the designed heatsink below. L = 0.10 m Average HTC at optimum conditions U₂, Ta Total Q at optimum conditions

23) Consider a rectangular hot plate shown below. U₁ = 3 m/s T₁ = 25°C Tb = 80°C Kin=200 W/mK Kair= 0.025 W/mK Vair = 1.3.10-sm² Pr=0.72 S # of Fins H[m] W = 0.05 m t[m] 1110 ) Design a heatsink with the following constraints. The total volume V of the fins on the heatsink must be 0.00002 m². The spacing between the fins b must be greater than 1 μm. The fin height H should not exceed 5 cm. The fin thickness must be greater than 200 μm. e parameters of the designed heatsink below. L = 0.10 m Average HTC at optimum conditions U₂, Ta Total Q at optimum conditions

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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