Hydrocyclone Design Equations And Sizing Parameters For Calculations (1) 4e6f3c

Model Input

125 O/F Size at 60% ing

100

MTPH Solids (um)

MTPH Water

O/F %Solids

54

MTPH Slurry

U/F %Solids

80

% solids, wt

S.G. of solids

2.65

% solids, vol

Approx Circulating Load

300

(%)

S.G. slurry

82.7

Slurry Flow (l/s) USGPM slurry

Units Conversion psi

12.0

Kpa

82.7

Feed particle size (µm) %Recovery of this Size to U/F

80

D50C application from O/F 60% ing manual input (any value)

99%

(Corrected)

In this model, C1, C2, C3 are generate

We can also get C1, C C1, Correction for feed density C2, Correction for influence of pressure drop C3, Correction for sp gr solids D50C base (µm) Cyclone diameter (inch) Area of inlet nozzel (inch2) Size of vortex finder (inch) Actual throughput of a single cyclone of this size (USGPM) Number of cyclone units required Underflow per unit (USGPM) Size of apex (inch)

100%

Cyclone Classification Curves Particle

X

Reduced

90%

size, µm

recovery

80%

(corrected)

(corrected)

70%

200

60% 50% %Recovery to Underflow

5.4

100%

90% 80% 70% 141

3.8

100%

100

2.7

100%

50% %Recovery to Underflow

71

1.9

97%

40%

50

1.3

80%

30%

35

0.9

45%

25

0.7

20%

18

0.5

10%

13

0.3

5%

60%

20% 10% 0% 1

9 2.1484903

10

0.2

100

3%

Feed Particle Size (microns)

Corrected

1000

Model Output STEP 1 material balance Overflow

Underflow

Feed

125

375

500

188

125

313

313

500

813

54

80

62

31

60

38

1.507

1.992

1.621

58

70

139

913

1105

2207

STEP 2 D50C application 208

(µm)

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1, C2, C3 are generated from emperically We can also get C1, C2, C3 from graphs STEP 3 cyclone diameter 5.9

Graph 3

0.9

Graph 4

1.00

Graph 5

37 19.43 18.88 6.80 STEP 4 number of units required

900

Graph 1

2.5 451 4.25

Curves Particle size, µm (uncorrected) 1117

Graph 2

rons)

790 559 395 279 197

Corrected

140

Uncorrected 99 70

1000

49

10000