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Please provide a step-by-step solution to this problem. Heat Transfer 1. The material should be f...

Question

Please provide a step-by-step solution to this problem. Heat Transfer 1. The material should be f...

3. The annular pipe arrangement shown in the figure below is made of stainless steel and the outer surface is insulated. Air

Please provide a step-by-step solution to this problem. Heat Transfer 1. The material should be from the textbook (Fundamentals of Heat and Mass Transfer) or similar

3. The annular pipe arrangement shown in the figure below is made of stainless steel and the outer surface is insulated. Air flows through the central pipe with a mass flow rate, ma0.026 kg/s. Water flows through the annular region with a mass flow rate, mw 0.58 kg/s. At the given position along the pipe the bulk temperature of the air, Ta- 100°C, and the bulk temperature of the water, Tw- 20 Marks 10°C. The thermal conductivity of stainless steel, kss 15 W/mK Determine the following a) The convective heat transfer coefficient for the air flow. b) The convective heat transfer coefficient for the water flow. c) The thermal resistance per unit length of pipe between the bulk air temperature and the bulk water temperature. Draw the thermal circuit d) Calculate the overall heat transfer rate per unit length of pipe for the conditions given. 37 mm id WATER l mm wall thickness AIR 25 mm id

Answers

Ow . 80 3 Kg/ms k2o-567q-u/mK. Pnopenties @ tc&c: waten、 ASo.ool367 8323.4- 3 7TX(3742ズ7x10peo.col3c7 T(dc+d ; )A 91.67 6-12


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