An adiabatic capillary tube is used in some refrigeration systems to drop the pressure of the refrigerant from the condenser level to the evaporator level. R-134a enters the capillary tube as a saturated liquid at 65.9 oC, and leaves at -12 oC. Determine the rate of entropy generation in the capillary tube for a mass flow rate of 0.83 kg/s.     s1 (kJ/kgK)  Format : 0.3382 x2  Format : 0.335 s2 (kJ/kgK)  Format : 0.4832 Sgen (kW/K)  Format : 0.0504

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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An adiabatic capillary tube is used in some refrigeration systems to drop the pressure of the refrigerant from the condenser level to the evaporator level. R-134a enters the capillary tube as a saturated liquid at 65.9 oC, and leaves at -12 oC. Determine the rate of entropy generation in the capillary tube for a mass flow rate of 0.83 kg/s.

   
s1 (kJ/kgK)  Format : 0.3382
x2  Format : 0.335
s2 (kJ/kgK)  Format : 0.4832
Sgen (kW/K)  Format : 0.0504
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