|
Table
No. 2 |
|
Sensible
Heat Percentage for Direct Expansion Cooling |
|
|
Entering
Air Temperatures |
|
|
80°
DB 67° WB |
82°
DB 69°WB |
85°
DB 70° WB |
Refrigerant
Temperature |
Coil Face
Velocity |
4
Rows |
5
Rows |
6
Rows |
8
Rows |
4
Rows |
5
Rows |
6
Rows |
8
Rows |
4
Rows |
5
Rows |
6
Rows |
8
Rows |
35°
F |
600 |
78.00 |
69.00 |
66.70 |
62.30 |
66.70 |
64.50 |
61.80 |
60.00 |
69.50 |
67.50 |
64.50 |
62.50 |
|
500 |
69.00 |
67.10 |
64.10 |
62.10 |
66.30 |
62.50 |
60.60 |
59.20 |
68.00 |
65.90 |
63.70 |
61.80 |
|
400 |
68.00 |
64.50 |
62.90 |
61.80 |
63.70 |
61.40 |
60.00 |
58.10 |
65.40 |
63.70 |
62.50 |
60.30 |
40°
F |
600 |
66.00 |
65.00 |
66.60 |
62.00 |
71.00 |
68.40 |
65.50 |
62.80 |
74.70 |
71.00 |
67.50 |
66.00 |
|
500 |
65.30 |
64.10 |
63.20 |
60.80 |
68.00 |
66.00 |
64.20 |
62.40 |
72.00 |
67.50 |
66.30 |
63.30 |
|
400 |
64.40 |
60.00 |
57.80 |
56.80 |
64.00 |
64.20 |
62.50 |
60.80 |
70.05 |
66.70 |
65.00 |
62.50 |
45°
F |
600 |
83.40 |
81.40 |
77.00 |
71.50 |
75.80 |
73.90 |
72.00 |
68.00 |
80.60 |
77.60 |
73.00 |
70.00 |
|
500 |
80.00 |
77.00 |
74.10 |
70.00 |
74.00 |
71.00 |
68.50 |
65.40 |
79.00 |
74.00 |
71.50 |
68.50 |
|
400 |
77.00 |
74.70 |
71.50 |
68.00 |
72.50 |
67.10 |
66.30 |
63.70 |
74.00 |
69.60 |
65.00 |
66.30 |
50°F |
600 |
99.90 |
96.10 |
91.80 |
84.00 |
92.50 |
87.00 |
82.70 |
77.00 |
99.90 |
87.70 |
84.80 |
81.30 |
|
500 |
99.90 |
94.40 |
89.40 |
81.40 |
88.50 |
84.90 |
80.00 |
74.10 |
95.30 |
87.00 |
84.70 |
78.10 |
|
400 |
96.00 |
87.00 |
82.70 |
78.80 |
84.80 |
80.70 |
76.40 |
70.50 |
88.50 |
83.40 |
81.30 |
76.40 |
|
|
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