Daikin R22, Руководство по проектированию трубопроводов для хладагента, Страница: 51 / 78

www.DaikinApplied.com 51 AG 31-011 • REFRIGERANT PIPING DESIGN
Figure 21: R-22 Suction Gas Velocity
Figure 21 is based on 40°F suction temperature and 105°F condensing temperature. For other conditions, apply correction factors
from Table 23 .
Table 23: R-22 Suction Gas Velocity Correction Factors
Cond Temp
(°F)
Suction Temperature (°F)
10 15 20 25 30 35 40 45 50
85 1.63 1.48 1.34 1.21 1.10 1.00 0.92 0.84 0.76
90 1.67 1.51 1.37 1.24 1.13 1.02 0.93 0.85 0.78
95 1.71 1.54 1.40 1.27 1.15 1.05 0.95 0.87 0.80
100 1.75 1.58 1.43 1.30 1.18 1.07 0.98 0.89 0.82
105 1.79 1.62 1.46 1.33 1.20 1.10 1.00 0.91 0.83
110 1.84 1.66 1.50 1.36 1.24 1.12 1.02 0.94 0.86
115 1.89 1.70 1.54 1.39 1.27 1.15 1.05 0.96 0.88
120 1.94 1.75 1.58 1.43 1.30 1.18 1.08 0.98 0.90
125 1.99 1.80 1.63 1.47 1.34 1.22 1.11 1.01 0.92
130 2.05 1.85 1.67 1.52 1.38 1.25 1.14 1.04 0.95
135 2.12 1.91 1.73 1.56 1.42 1.29 1.17 1.07 0.98
140 2.19 1.97 1.78 1.61 1.46 1.33 1.21 1.10 1.01
145 2.27 2.04 1.84 1.67 1.51 1.37 1.25 1.14 1.04