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i,llllili
AALBORG
INDUSTRIES
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UK
NOZZLE SELECTION OM5560_38#F.1
Nozzle size
VV2
Nozzle capacity
VV2
Nozzle capacity
340
880
W2-275
860
320
840
W2-700
820
300
W2-250
800
780
W2-650
280
760
W2-225
740
260
720
W2-600
700
680
240
W2-200
660
W2-550
],
220
W2-1BO
.!; 640
~
620
0
~
600
W2-500
u.
:I:
~
580
~
200
W2-l60
:>
% 560
0 0
540
W2-450
180
W2-l45
520
160
W2-l30
500
480
W2-400
140
W2-ll5
460
440
W2-360
120
420
W2-l00
400
W2-330
W2-90
380
100
W2-BO
360
W2-300
340
80
320
25
26
27
28
29
30
25 26
27
28
29
30
Atomizing pressure
bar
Atomizing pressure
bar
Figure 1 .
Figure I is only applicable, when the viscosity
is
15
cSt.
The nozzle size and supply pressure can be determined by means
of
the following
equations provided the required oil throughput and the medium viscosity are known:
. . (
U-UrifJ
~
m=mtt/'
1+
' -
~
100
~if
mref:reference mass flow (nozzle number) [kg/h]
m:required oil mass flow [kg/h]
u:
kinematic viscosity [cSt]
uref:kinematic viscosity, reference (5) [cSt]
P:
Supply pressure [bar]
Pref:
Reference pressure (25)[bar]
Calculation
of
nozzle size and supply pressure
is
carried out
by
the following steps:
21-29/60
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