Manual for the Design of Pipe Systems and Pumps - GEA ...
Manual for the Design of Pipe Systems and Pumps - GEA ...
Manual for the Design of Pipe Systems and Pumps - GEA ...
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8.1 Diagram <strong>for</strong> <strong>the</strong> calculation <strong>of</strong> pressure drops<br />
100<br />
H v<br />
[m/100 m]<br />
50<br />
30<br />
20<br />
10<br />
5<br />
3<br />
2<br />
1<br />
0,5<br />
0,3<br />
0,2<br />
Pressure drops H v per 100 m pipe length <strong>for</strong> stainless steel pipes with a surface<br />
roughness <strong>of</strong> k = 0.05 <strong>and</strong> media with 1 mm 2/s viscosity (= water) (accuracy ± 5%)<br />
DN [mm]<br />
Ø 15<br />
Ø 20<br />
Ø 25<br />
0,4<br />
0,5<br />
0,6<br />
0,8<br />
1<br />
0,1<br />
0,5 1 2 3 5 10 20 30 50 100 200<br />
Q [m<br />
300<br />
3 /h]<br />
<strong>Pipe</strong> diameter (beverage pipe)<br />
Ø 32<br />
Ø 40<br />
Ø 50<br />
Metric<br />
DN<br />
inside Ø<br />
25 32 40 50 65 80 100 125<br />
[mm] 26 32 38 50 66 81 100 125<br />
Inch OD Inch IPS<br />
DN<br />
inside Ø<br />
1" 11/2" 2" 21/2" 3" 4" 2" 3" 4" 6"<br />
[mm] 22 35 47,5 60 73 97,5 57 85 110 162<br />
1,25<br />
36<br />
<strong>GEA</strong> Tuchenhagen<br />
2<br />
Ø 65<br />
2,5<br />
3<br />
3,5<br />
4<br />
v[m/s]<br />
5<br />
1,5 Ø 250<br />
Ø 80<br />
Ø 100<br />
Ø 125<br />
Ø 150<br />
Ø 200
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