Daikin R22, Refrigerant Piping Design Manual, Page: 74 / 78

AG 31-011 • REFRIGERANT PIPING DESIGN 74 www.DaikinApplied.com
Figure 33: R-22 Discharge Gas Velocity – SI
Figure 33 is based on 28°C discharge temperature and 5°C condensing temperature. For other conditions, apply correction factors
from Table 54 .
Table 54: R-22 Discharge Gas Velocity Correction Factors – SI
Condenser
Temp (°C)
Suction Temperature (°C)
65 .6 71 .2 76 .7 82 .3 87 .8 93 .4 99 .0 104 .5 110 .1
29.5 1.20 1.22 1.25 1.28 1.31 1.34 1.37 1.39 1.42
32.2 1.12 1.14 1.17 1.20 1.23 1.25 1.28 1.31 1.33
35.0 1.05 1.07 1.10 1.13 1.15 1.18 1.21 1.23 1.26
37.8 0.98 1.01 1.03 1.06 1.08 1.11 1.14 1.16 1.19
40.6 0.92 0.95 0.97 1.00 1.02 1.05 1.07 1.10 1.12
43.4 0.86 0.89 0.91 0.94 0.96 0.99 1.01 1.04 1.06
46.1 0.81 0.84 0.86 0.89 0.91 0.93 0.96 0.98 1.01
48.9 0.76 0.79 0.81 0.84 0.86 0.88 0.91 0.93 0.96
51.7 0.72 0.74 0.76 0.79 0.81 0.84 0.86 0.88 0.91
54.5 0.67 0.70 0.72 0.74 0.77 0.79 0.82 0.84 0.87
57.3 0.63 0.65 0.68 0.70 0.73 0.75 0.78 0.80 0.82
60.0 0.59 0.62 0.64 0.67 0.69 0.72 0.74 0.77 0.79
62.8 0.55 0.58 0.60 0.63 0.66 0.68 0.71 0.73 0.76