Daikin R22, Руководство по проектированию трубопроводов для хладагента, Страница: 55 / 78

www.DaikinApplied.com 55 AG 31-011 • REFRIGERANT PIPING DESIGN
Figure 25: R-22 Discharge Gas Velocity
Figure 25 is based on 40°F suction temperature and 105°F condensing temperature. For other conditions, apply correction factors
from Table 27 .
Table 27: R-22 Discharge Gas Velocity Correction Factors
Cond Temp
(°F)
Suction Temperature (°F)
150 160 170 180 190 200 210 220 230
85 1.20 1.23 1.26 1.28 1.31 1.34 1.37 1.39 1.42
90 1.12 1.15 1.17 1.20 1.23 1.26 1.28 1.31 1.33
95 1.05 1.08 1.10 1.13 1.16 1.18 1.21 1.23 1.26
100 0.98 1.01 1.04 1.06 1.09 1.11 1.14 1.16 1.19
105 0.92 0.95 0.97 1.00 1.03 1.05 1.07 1.10 1.12
110 0.86 0.89 0.92 0.94 0.97 0.99 1.01 1.04 1.06
115 0.81 0.84 0.86 0.89 0.91 0.93 0.96 0.98 1.01
120 0.76 0.79 0.81 0.84 0.86 0.88 0.91 0.93 0.96
125 0.72 0.74 0.76 0.79 0.81 0.84 0.86 0.88 0.91
130 0.67 0.70 0.72 0.74 0.77 0.79 0.82 0.84 0.87
135 0.63 0.65 0.68 0.70 0.73 0.75 0.78 0.80 0.82
140 0.59 0.62 0.64 0.67 0.69 0.72 0.74 0.77 0.79
145 0.55 0.58 0.60 0.63 0.66 0.68 0.71 0.73 0.76