Technical advantages of LW series Centrifuge 7 patents:
l A flow controller for adjusting and controlling the feed quantity of the centrifuge
l A main bearing seat of the centrifuge used for drilling fluid-solid-phase control system
l A discharge accelerator for the screw conveyer of the centrifuge
l A fluid-phase discharge port of the centrifuge used of drilling fluid solids control system
l Main engine foundation of the centrifuge
l Elevated hanging basket of the centrifuge
l Centrifuge(the centrifuge for drilling fluid separation)
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LW355×1257 series Centrifuge Technical performance
|
Parameters
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Unit
|
Rated frequency
LW355×1257-N
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Tri-frequency conversion
LW355×1257BP-N
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Double frequency conversion
LW355×1257BP-N
|
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Internal diameter of bowl straight section
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mm
|
355
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||||||
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Service length of bowl
|
mm
|
1257
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||||||
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Rotational speed of bowl (max.)
|
r/min
|
4000(Fresh water)
|
||||||
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Service speed of bowl
|
r/min
|
2800, 3000
(Replacement of pulley)
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Max adjustable 3400 (1600-3200 to be recommended)
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|||||
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G-force
|
|
1780～1550
|
≤2296
|
|||||
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Differential speed of conveyor
|
r/min
|
40
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≤60 Adjustable
|
|||||
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Max capacity
|
m3/h
|
30
|
0～36(Fresh water 48)
|
|||||
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Main motor
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Model
|
|
YB200L-4
|
|||||
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Rated power
|
kW
|
30
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||||||
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Rated rotational speed
|
r/min
|
1470
|
||||||
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Back motor
|
Model
|
|
YB160M-6
|
|||||
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Rated power
|
kW
|
7.5
|
||||||
|
Rated rotational speed
|
r/min
|
970
|
||||||
|
Single screw feed pump
|
||||||||
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Parameters
|
Model
|
|
XG070B02ZF
(with stepless speed reducer)
|
XG070-0.6
(Frequency conversion for adjustable speed)
|
Variable frequency
|
|||
|
Rotational speed
|
r/min
|
196～366
|
137～408
|
|
||||
|
Flow
|
m3/h
|
9.2～18.4
|
6.2～20.7
|
|
||||
|
Pressure
|
MPa
|
0.6
|
0.6
|
|
||||
|
Electrical power
|
kW
|
7.5
|
7. 5
|
|
||||
|
Vertical/horizontal sand pump (patented with resistive device tech)
|
||||||||
|
Parameters
|
Model
|
|
|
|
LSB23J/SB23J
|
|||
|
Rotational speed
|
r/min
|
|
|
1500(synchronous rotational speed)
|
||||
|
Flow
|
m3/h
|
|
|
30～40
|
||||
|
Pressure
|
MPa
|
|
|
0.11～0.16
|
||||
|
Electrical power
|
kW
|
|
|
4～5.5
|
||||
|
Dimensions
|
mm
|
3000×1476×1620
|
||||||
|
Total quality (incl. feed pump)
|
kg
|
3300
|
4000(incl. control cabinet)
|
3900(incl. control cabinet)
|
||||
LW450×1000 series Centrifuge Technical performance
|
Technical performance
|
Unit
|
Rated freq. LW450×1000-N
|
Variable freq.
LW450×1000BP-N
|
|||||
|
N1
|
N2
|
N3
|
||||||
|
Diameter of bowl
|
mm
|
450
|
||||||
|
Active length of bowl
|
mm
|
1000
|
||||||
|
Max. rotation speed of bowl
|
r/min
|
2500
|
||||||
|
Active rotation speed of bowl
|
r/min
|
1800
|
2000
|
2200
|
≤2200
|
|||
|
G-force
|
|
815
|
1007
|
1219
|
≤1219
|
|||
|
Max. throughput(specific gravity＜1.1g/cm3
|
m3/h
|
40
|
45 to 50
|
50 to 60
|
||||
|
Main Motor
|
Model
|
|
YB200L-4
|
YB225S-4
|
YB200L-4
|
|||
|
Rated power
|
kW
|
30
|
37
|
30
|
||||
|
Rated speed
|
r/min
|
1470
|
1480
|
|||||
|
Back Motor
|
Model
|
|
YB160M-6
|
|||||
|
Rated power
|
kW
|
7.5
|
||||||
|
Rated speed
|
r/min
|
970
|
||||||
|
Model of feed pump: centrifugal pump LSB2×3, SB2×3or screw pump
|
||||||||
|
Overall dimension
(length*width*height)
|
mm
|
2750×1580×1720(YB200L-4)
2750×1580×1780(YB225S-4)
|
||||||
|
Overall weight
(including feed pump)
|
kg
|
3400
|
3500
|
4000 Including control cabinet
|
||||