Refrigerantes 1.1.2 Gases refrigerantes HFC [ T ] = ºC [ s ] = kJ/(kg K) R-404A 030 0,0 40 0,00 0 0,005 0,0060 0,0070 0,0080 0,0090 0,0100 s=1 ,60 [ v ] = m3/kg 0,0 02 0 Diagrama de Molière R404A 60 50 0,0150 40 0,0200 30 0,0300 20 10,00 0,0400 10 1,65 0,0500 0,0600 0,0700 0,0800 0,0900 0,1000 s= 0 1,9 5 s= 1,8 5 1,9 0 s= 0,2000 2,0 5 s= 0,3000 0,4000 s= s = 1,20 2,1 0 -40 s=1 ,60 s = 14 , 0 -30 1,00 0,1500 2,0 0 s= ,1 8 0 s= s= s= s= Presión (bar) -20 1,75 1,70 -10 2,1 5 -50 2,2 0 s = 1,00 s= 0,5000 0,6000 0,7000 0,8000 0,9000 1,0000 2,3 0 s = 0,80 s= 2,2 5 s= -60 1,5000 2,3 5 s= -70 x = 0,9 0 x = 0,8 0 x = 0,7 0 x = 0,6 0 x=0 ,40 x = 0, 50 x=0 ,30 x = 02 , 0 x=0 ,10 s= 2,0000 380 400 420 440 460 480 500 160 360 140 300 320 340 Entalpía (kJ/kg) 120 280 100 260 80 240 60 220 40 200 20 140 0 120 -20 100 -40 80 -80 180 0,10 -60 160 -80 520 3,0000 540 Pressure p in bar Diagrama de Molière R507 100 100 90 80 70 60 50 150 200 250 300 350 400 450 500 R507 40 600 100 90 80 70 60 50 40 30 20 550 30 Unidades: p in bar; h in kJ/kg; s in kJ/kg K; v in m3/kg; s = 1 kJ/kg K; h = 200 kJ/kg at 0°C for the boiling liquid 20 10 9.0 8.0 7.0 6.0 5.0 4.0 10 9.0 8.0 7.0 6.0 5.0 4.0 3.0 3.0 2.0 2.0 1.0 0.9 0.8 0.7 0.6 0.5 0.4 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.3 0.2 0.2 0.1 100 150 200 250 300 350 400 450 500 0.1 550 600 Enthalpy h in kJ/kg 19