Daikin R22, Руководство по проектированию трубопроводов для хладагента, Страница: 58 / 78

AG 31-011 • REFRIGERANT PIPING DESIGN 58 www.DaikinApplied.com
Figure 28: R-407C Discharge Gas Velocity
Figure 28 is based on 40°F suction temperature and 105°F condensing temperature. For other conditions, apply correction factors
from Table 29 .
Table 30: R-407C Suction Gas Velocity Correction Factors
Cond Temp
(°F)
Suction Temperature (°F)
150 160 170 180 190 200 210 220 230
85 1.17 1.20 1.23 1.26 1.29 1.32 1.35 1.38 1.41
90 1.10 1.13 1.16 1.19 1.22 1.24 1.27 1.30 1.33
95 1.03 1.06 1.09 1.12 1.15 1.17 1.20 1.23 1.26
100 0.97 1.00 1.02 1.05 1.08 1.11 1.14 1.17 1.20
105 0.91 0.94 0.96 0.99 1.02 1.05 1.08 1.11 1.14
110 0.85 0.88 0.91 0.94 0.97 0.99 1.02 1.05 1.08
115 0.80 0.83 0.86 0.89 0.92 0.95 0.97 1.00 1.03
120 0.76 0.79 0.81 0.84 0.87 0.90 0.93 0.96 0.99
125 0.71 0.74 0.77 0.80 0.83 0.86 0.89 0.92 0.95
130 0.67 0.70 0.73 0.76 0.79 0.82 0.85 0.88 0.91
135 0.63 0.66 0.69 0.73 0.76 0.79 0.82 0.85 0.88
140 0.59 0.62 0.66 0.69 0.72 0.76 0.79 0.82 0.86
145 0.55 0.58 0.62 0.66 0.69 0.73 0.77 0.80 0.84