Sizing_select_cyclones
.pdfFigure II
Involuted Feed vs. Tangential Feed
Involuted Feed
Tangential feed
11
Graph I
Part ic le Diam et er VS. Part ic le Rec overy
|
100 |
|
|
|
|
|
|
|
|
|
|
|
90 |
|
|
|
|
|
|
|
|
|
|
|
80 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Ac t ua l |
|
|
|
|
|
|
|
) |
|
|
Rec overy |
|
|
|
|
|
|||
w |
70 |
|
|
|
|
|
|
||||
o |
|
|
|
|
|
|
|
|
|
|
|
fl |
|
|
|
|
|
|
|
|
|
|
|
r |
|
|
|
|
|
|
|
|
|
|
|
e |
|
|
|
|
|
|
|
|
|
|
|
d |
|
|
|
|
|
|
|
|
|
|
|
Un |
60 |
|
|
|
|
|
|
|
|
|
|
o |
|
|
|
|
|
|
|
|
|
|
|
t |
|
|
|
|
|
|
|
|
|
|
|
(% |
|
|
|
|
|
|
|
|
|
|
|
y |
|
|
|
|
|
|
|
|
|
|
|
r |
|
|
|
|
|
|
|
|
|
|
|
ve |
50 |
|
|
|
|
|
|
|
|
|
|
o |
|
|
|
|
|
|
|
|
|
|
|
c |
|
|
|
|
|
|
|
|
|
|
|
Re |
|
|
|
|
|
|
|
D50 Point |
|
|
|
e |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
l |
|
|
|
|
|
|
|
|
|
|
|
c |
|
|
|
|
|
|
|
|
|
|
|
i |
|
|
|
|
|
|
|
|
|
|
|
t |
|
|
|
|
|
|
|
|
|
|
|
r |
40 |
|
|
|
|
|
|
|
|
|
|
Pa |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
30 |
|
|
|
|
|
|
|
|
|
|
|
|
Correc t ed |
|
|
|
|
|
|
|
||
|
|
Rec overy |
|
|
|
|
|
|
|
||
|
20 |
|
|
|
|
|
|
|
|
|
|
|
10 |
|
|
|
|
|
|
|
|
|
|
|
0 |
|
|
|
|
|
|
|
|
|
|
|
20 |
30 |
40 |
50 |
60 |
70 |
80 90 100 |
200 |
300 |
400 |
500 |
Part icle Diam et er (Microns)
Figure 3. Particle Recovery Curves
12
Graph II
Reduced Recovery
|
100 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
90 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
80 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
70 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
underflow) |
60 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
50 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
(% to |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Recovery |
40 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Particle |
30 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
10 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.2 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
0.9 |
1 |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
Particle Diameter (microns) /D50 (microns)
Figure 4. Reduced Particle Recovery Curve
13
Gr a p h III
Cyc lon e Dia m e t e r VS. D50 (For "Typ ic a l" Cyc lon e s)
D50 (Mic r ons)
1 0 0
9 0
8 0
7 0
6 0
5 0
4 0
3 5
3 0
2 5
2 0
1 5
1 0
9
8
7
6
5
4
3
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
1 0 |
1 5 |
2 0 |
2 5 |
3 0 |
4 0 |
5 0 |
6 0 |
|
Cyc lon e Dia m e t e r (In c h e s) |
|
|
|
Figure 5. Cyclone Diameter versus D50c for Standard Cyclone
14
|
|
|
|
|
Gr a p h IV |
|
|
|
|
||
|
Cor r ec t ion For Fee d Con c en t r a t ion |
|
|||||||||
|
100 |
|
|
|
|
|
|
|
|
|
|
|
90 |
|
|
|
|
|
|
|
|
|
|
|
80 |
|
|
|
|
|
|
|
|
|
|
|
70 |
|
|
|
|
|
|
|
|
|
|
|
60 |
|
|
|
|
|
|
|
|
|
|
|
50 |
|
|
|
|
|
|
|
|
|
|
|
40 |
|
|
|
|
|
|
|
|
|
|
|
30 |
|
|
|
|
|
|
|
|
|
|
|
20 |
|
|
|
|
|
|
|
|
|
|
or |
15 |
|
|
|
|
|
|
|
|
|
|
onFact |
10 |
|
|
|
|
|
|
|
|
|
|
ti |
9 |
|
|
|
|
|
|
|
|
|
|
ec |
|
|
|
|
|
|
|
|
|
|
|
8 |
|
|
|
|
|
|
|
|
|
|
|
rr |
7 |
|
|
|
|
|
|
|
|
|
|
Co |
|
|
|
|
|
|
|
|
|
|
|
6 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
5 |
|
|
|
|
|
|
|
|
|
|
|
4 |
|
|
|
|
|
|
|
|
|
|
|
3 |
|
|
|
|
|
|
|
|
|
|
|
2 |
|
|
|
|
|
|
|
|
|
|
|
0 |
|
|
|
|
|
|
|
|
|
|
|
0 |
5 |
10 |
15 |
20 |
25 |
30 |
35 |
40 |
45 |
50 |
|
|
|
Feed Con c en t r a t ion (% solid s b y volu m e) |
|
|
Figure 6. Influence of Feed Concentration on Separation
15
Gr a p h V
Cor r e c t i on Fo r Pr e s s u r e Dr op
Correc t ion Fa c t or
3
2 .5
2
1 .5
1
0 .9 5
0 .9
0 .8 5
0 .8
0 .7 5
0 .7
0 .6 5
0 .6
0 .5 5
0 .5
0 .4 5
0 .4
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
15 |
20 |
25 |
30 |
40 |
50 |
60 |
70 |
80 |
90 |
100 |
Pr e s s u r e Dr op (PSI)
Figure 7. Influence of Pressure Drop on Separation
16
Gr a p h VI
Cor r ec t ion for Solid s Sp ec ific Gr a vit y (in w a t er )
|
1 0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
9 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
7 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
6 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
4 .5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
3 .5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
or |
3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ct |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
onFa |
2 .5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
rrecti |
1.5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Co |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0 .9 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0 .8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0 .7 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0 .6 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0 .5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0 .4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1 |
1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
6 |
6.5 |
7 |
7.5 |
8 |
8.5 |
9 |
9.5 10 |
Solid s Sp ec ific Gr a vit y
Figure 8. Influence of Solids Specific Gravity on Separation
17
Volu m et r ic Flow ra t e (USGPM)
Graph VII
Pressure Drop VS. Volum et ric Flow rat e
30" Cyclone
9,000
26" Cyclone
5,000
20" Cyclone
|
|
15" Cyclone |
1,000 |
|
10" Cyclone |
|
||
800 |
|
|
|
|
|
700 |
|
|
|
|
|
600 |
|
|
|
|
|
500 |
|
|
|
|
|
400 |
|
6" Cyclone |
|
||
300 |
|
|
|
|
|
200 |
|
4" Cyclone |
|
||
|
|
|
100 |
|
|
|
|
|
90 |
|
|
|
|
|
80 |
|
|
|
|
|
70 |
|
|
|
|
|
60 |
|
|
|
|
|
50 |
|
|
|
|
|
40 |
|
|
|
|
|
30 |
|
|
|
|
|
|
|
15
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
15 |
20 |
25 |
30 |
40 |
50 |
60 |
70 |
80 |
90 100 |
|
|
|
|
Pressure Drop (PSI) |
|
|
|
|
|
Figure 9. Water Capacity for Standard Cyclone
18
Flow Ra t e (GPM)
Graph VIII
Apex Capacity
Diameter VS. Flowrate
10,000
700
500
400
300
200
80
70
60
50
40
30
20
10
7
5
3
2
1
0.1 |
0.2 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 0.9 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
Apex DiaMeter (inches)
Figure 10. Apex Capacity Curve
19