Pressure chart, Static pressure chart for wheat – Grain Systems PNEG-501 User Manual
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30
Fan/Heater Application
PRESSURE CHART
STATIC PRESSURE CHART FOR WHEAT
3
2
1
3/4
1/2
1/3
1/4
1/5
1/7
1/10
1/15
1/20
2
0.80
0.69
0.59
0.57
0.55
0.53
0.52
0.52
0.51
0.51
0.51
4
1.80
1.32
0.88
0.78
0.68
0.62
0.59
0.57
0.55
0.54
0.52
0.52
6
3.68
2.46
1.39
1.15
0.92
0.78
0.71
0.66
0.62
0.58
0.55
0.54
8
6.58
4.18
2.14
1.69
1.27
1.00
0.87
0.79
0.71
0.64
0.60
0.57
10
10.64
6.54
3.14
2.40
1.72
1.29
1.08
0.96
0.83
0.73
0.65
0.61
12
15.99
9.62
4.41
3.31
2.28
1.65
1.35
1.17
0.97
0.83
0.72
0.66
14
13.47
5.98
4.41
2.97
2.08
1.66
1.42
1.15
0.95
0.80
0.72
16
18.16
7.85
5.72
3.77
2.59
2.03
1.71
1.35
1.09
0.89
0.79
18
10.05
7.24
4.71
3.17
2.45
2.04
1.58
1.24
0.99
0.87
20
12.59
9.00
5.78
3.83
2.93
2.41
1.84
1.42
1.11
0.95
22
15.48
10.99
6.98
4.58
3.47
2.83
2.13
1.62
1.24
1.05
24
18.74
13.23
8.33
5.41
4.06
3.29
2.45
1.84
1.38
1.15
26
15.72
9.82
6.32
4.72
3.80
2.80
2.08
1.53
1.27
28
18.48
11.46
7.32
5.43
4.36
3.18
2.34
1.70
1.39
30
13.25
8.41
6.21
4.96
3.59
2.62
1.88
1.53
32
15.21
9.59
7.05
5.60
4.04
2.92
2.08
1.67
34
17.32
10.86
7.95
6.30
4.51
3.24
2.29
1.83
36
19.60
12.23
8.92
7.04
5.02
3.58
2.51
1.99
38
13.69
9.95
7.84
5.56
3.94
2.74
2.16
40
15.25
11.05
8.68
6.14
4.33
2.99
2.35
42
16.92
12.22
9.58
6.74
4.74
3.25
2.54
44
18.68
13.46
10.53
7.39
5.17
3.53
2.74
46
14.77
11.53
8.06
5.62
3.82
2.95
48
16.15
12.58
8.77
6.09
4.12
3.18
50
17.61
13.69
9.52
6.59
4.44
3.41
52
19.14
14.85
10.30
7.11
4.77
3.65
54
16.07
11.12
7.65
5.12
3.91
56
17.35
11.97
8.22
5.48
4.17
58
18.68
12.86
8.80
5.85
4.45
60
20.06
13.79
9.42
6.24
4.73
62
14.75
10.05
6.65
5.03
64
15.75
10.71
7.07
5.33
66
16.79
11.40
7.50
5.65
68
17.87
12.11
7.95
5.97
70
18.99
12.84
8.41
6.31
72
20.14
13.60
8.89
6.66
74
14.38
9.38
7.02
76
15.19
9.89
7.39
78
16.02
10.41
7.77
80
16.88
10.95
8.16
82
17.76
11.50
8.56
84
18.67
12.07
8.97
86
19.61
12.66
9.40
88
13.26
9.83
90
13.88
10.28
92
14.51
10.73
94
15.16
11.20
96
15.82
11.68
98
16.50
12.17
100
17.20
12.68
.50" Water Column have been Added To Static Pressure to Account for System Loss
Static Pressures are Calculated Using a 1.5 Factor Applied to Shedd's Data
GRAIN
DEPTH
FEET
Static Pressure (inches of water column)
Airflow Rate (cfm per bushel)