Determine the outlet temperatures of both streams

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The mass flow rate, specific heat, as well as inlet temperature of the tube-side stream in a double-pipe, parallel-flow heat exchanger are 3200 kg/h, 2.0 kJ/kg• K, and 120°C , respectively. The mass flow rate, specific heat, as well as inlet temperature of the other stream are 2000 kg/h, 4.2 kJ/kg•K, and 20°C, respectively. The heat transfer area as well as overall heat transfer coefficient are 0.5 m2 and 2.0 kW/m2•K, respectively. Determine the outlet temperatures of both streams in steady operation using the (a) LMTD method and (b) the effectiveness-NTU method.

Reference no: EM13659024

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