Determine the scale resistance

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A 50,000-ft2 condenser is constructed with 1-in.-OD brass tubes that are long and have a 0.049-in. wall thickness. The following thermal resistance data were obtained at various water velocities inside the tubes (Trans. ASME, Vol. 58, p. 672, 1936).

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Assuming that the heat transfer coefficient on the steam side is 2000 Btu/h ft2 °F and the mean bulk water temperature is 50°C, determine the scale resistance.

Reference no: EM131282118

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