Thermodynamics properties of R134a
R134a is a refrigerant.
Temp. (°C) | Pressure (kPa) | vf 103 (m3/kg) | vg (m3/kg) | uf (kJ/kg) | ug (kJ/kg) | hf (kJ/kg) | hg (kJ/kg) | sf (kJ/kg*K) | sg (kJ/kg*K) | Temp. (°C) |
---|---|---|---|---|---|---|---|---|---|---|
-40 | 51.25 | 0.7053 | 0.36064 | -0.04 | 207.38 | 0 | 225.86 | 0 | 0.9687 | -40 |
-35 | 66.19 | 0.7126 | 0.28373 | 6.25 | 210.25 | 6.29 | 229.03 | 0.0267 | 0.9619 | -35 |
-30 | 84.43 | 0.7201 | 0.22577 | 12.58 | 213.12 | 12.64 | 232.19 | 0.053 | 0.9559 | -30 |
-25 | 106.5 | 0.728 | 0.18152 | 18.95 | 215.99 | 19.03 | 235.32 | 0.0789 | 0.9505 | -25 |
-20 | 132.8 | 0.7361 | 0.14735 | 25.37 | 218.86 | 25.47 | 238.43 | 0.1046 | 0.9457 | -20 |
-15 | 164 | 0.7445 | 0.12066 | 31.85 | 221.72 | 31.97 | 241.51 | 0.1299 | 0.9415 | -15 |
-10 | 200.7 | 0.7533 | 0.0996 | 38.38 | 224.56 | 38.53 | 244.55 | 0.155 | 0.9378 | -10 |
-5 | 243.5 | 0.7625 | 0.08282 | 44.96 | 227.38 | 45.15 | 247.55 | 0.1798 | 0.9345 | -5 |
0 | 293 | 0.7722 | 0.06934 | 51.61 | 230.18 | 51.83 | 250.5 | 0.2043 | 0.9316 | 0 |
5 | 349.9 | 0.7823 | 0.0584 | 58.31 | 232.96 | 58.59 | 253.39 | 0.2287 | 0.929 | 5 |
10 | 414.9 | 0.7929 | 0.04947 | 65.09 | 235.69 | 65.42 | 256.22 | 0.2528 | 0.9266 | 10 |
15 | 488.7 | 0.8041 | 0.04211 | 71.93 | 238.39 | 72.32 | 258.97 | 0.2768 | 0.9245 | 15 |
20 | 572.1 | 0.816 | 0.03601 | 78.85 | 241.04 | 79.32 | 261.64 | 0.3006 | 0.9225 | 20 |
25 | 665.8 | 0.8286 | 0.03092 | 85.85 | 243.64 | 86.4 | 264.23 | 0.3243 | 0.9207 | 25 |
30 | 770.6 | 0.8421 | 0.02665 | 92.93 | 246.17 | 93.58 | 266.71 | 0.3479 | 0.919 | 30 |
35 | 887.5 | 0.8565 | 0.02304 | 100.11 | 248.63 | 100.87 | 269.08 | 0.3714 | 0.9173 | 35 |
40 | 1017 | 0.872 | 0.01997 | 107.39 | 251 | 108.28 | 271.31 | 0.3949 | 0.9155 | 40 |
45 | 1161 | 0.8889 | 0.01734 | 114.79 | 253.27 | 115.82 | 273.4 | 0.4184 | 0.9137 | 45 |
50 | 1319 | 0.9072 | 0.01509 | 122.3 | 255.42 | 123.5 | 275.32 | 0.4419 | 0.9117 | 50 |
55 | 1492 | 0.9274 | 0.01314 | 129.96 | 257.43 | 131.35 | 277.03 | 0.4655 | 0.9095 | 55 |
60 | 1688 | 0.9498 | 0.01144 | 137.79 | 259.25 | 139.38 | 278.51 | 0.4893 | 0.9069 | 60 |
65 | 1891 | 0.9751 | 0.00996 | 145.8 | 260.86 | 147.64 | 279.69 | 0.5133 | 0.9038 | 65 |
70 | 2118 | 1.0038 | 0.00865 | 154.04 | 262.2 | 156.16 | 280.52 | 0.5377 | 0.9 | 70 |
75 | 2366 | 1.0372 | 0.00749 | 162.54 | 263.17 | 165 | 280.88 | 0.5625 | 0.8953 | 75 |
80 | 2635 | 1.0774 | 0.00644 | 171.43 | 263.66 | 174.27 | 280.63 | 0.5881 | 0.8893 | 80 |
85 | 2928 | 1.1273 | 0.00548 | 180.81 | 263.45 | 184.11 | 279.51 | 0.6149 | 0.8812 | 85 |
90 | 3247 | 1.1938 | 0.00459 | 190.94 | 262.13 | 194.82 | 277.04 | 0.6435 | 0.8699 | 90 |
95 | 3594 | 1.2945 | 0.00371 | 202.49 | 258.73 | 207.14 | 272.08 | 0.676 | 0.8524 | 95 |
100 | 3975 | 1.5269 | 0.00266 | 218.73 | 248.46 | 224.8 | 259.02 | 0.7222 | 0.8139 | 100 |
101.03 | 4059 | 1.9685 | 0.0019685 | 232.95 | 233.9 | 241.88 | 241.88 | 0.7678 | 0.7678 | 101.03 |
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