Consider the following air-conditioning system design which involves a refrigeration process ('cooling coil unit') and a mixing process ('mixing box'). Cooling Unit Mixing Box 4 NNN ma1 T, 01 w2 T2 02 T, Ø4 mcoolant Tcoolant.in 3 maa T3 03 Condensate Cooling Coil Coolant Return Air Given the properties in Table 1 only, solve for: 45. the relative humidity of the moist air at exit, 02, in %; a) 40 Table 1 b) 60 c) 80 0.5 kg/s d) 100 T 37°C e) none of the above 60% 46. the moist air temperature at exit, T2, in °C (assume p, = p); 0.0078 a) 13.1 b) 12.2 c) 10.3 d) 9.2 e) none of the above
Consider the following air-conditioning system design which involves a refrigeration process ('cooling coil unit') and a mixing process ('mixing box'). Cooling Unit Mixing Box 4 NNN ma1 T, 01 w2 T2 02 T, Ø4 mcoolant Tcoolant.in 3 maa T3 03 Condensate Cooling Coil Coolant Return Air Given the properties in Table 1 only, solve for: 45. the relative humidity of the moist air at exit, 02, in %; a) 40 Table 1 b) 60 c) 80 0.5 kg/s d) 100 T 37°C e) none of the above 60% 46. the moist air temperature at exit, T2, in °C (assume p, = p); 0.0078 a) 13.1 b) 12.2 c) 10.3 d) 9.2 e) none of the above
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter9: Heat Transfer With Phase Change
Section: Chapter Questions
Problem 9.34P
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