Difference between revisions of "Filter Centrifuges"

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[[Category:Filtration]]{{Knoppen}}
[[Category:Filtration]]{{Knoppen}}
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[[File:Filter_Centrifuges_01.jpg|thumb|right|Filter Centrifuge]]
[[File:Filter_Centrifuges_01.jpg|thumb|right|Filter Centrifuge]]
[[File:Filter_Centrifuges_02.jpg|thumb|right|Filter Centrifuge]]
[[File:Filter_Centrifuges_02.jpg|thumb|right|Filter Centrifuge]]
There are a wide variety of '''filtering centrifuges''' and each type is produced to satisfy one or more requirement of the solid-liquid separation market.
There are a wide variety of '''Filter Centrifuges''' and each type is produced to satisfy one or more requirement of the solid-liquid separation market.




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A typical process cycle for a batch filtering centrifuge comprises the following 7 steps :
A typical process cycle for a batch filtering centrifuge comprises the following 7 steps :
    
    
1) '''Accelerate to feed speed''': The basket is accelerated to a speed suitable for feeding.
# '''Accelerate to feed speed''': The basket is accelerated to a speed suitable for feeding.


2) '''Feeding''': The feed solid - liquid suspension is added to the basket via feed pipe.  
# '''Feeding''': The feed solid - liquid suspension is added to the basket via feed pipe.  
   
   
3) '''Accelerate to spin speed''': Accelerate the basket to a high rpm to produce a high ‘G’ to drive the filtration process.
# '''Accelerate to spin speed''': Accelerate the basket to a high rpm to produce a high ‘G’ to drive the filtration process.


4) '''Washing''': If required the filter cake is washed via wash pipe.  
# '''Washing''': If required the filter cake is washed via wash pipe.  


5) '''Drying''': Continue spinning at high ‘G’ to dry the filter cake. The filtrate leaves via outlet.
# '''Drying''': Continue spinning at high ‘G’ to dry the filter cake. The filtrate leaves via outlet.


6) '''Deceleration''': Slow the basket to a speed suitable for cake discharge.  
# '''Deceleration''': Slow the basket to a speed suitable for cake discharge.  


7) '''Discharge''': Discharge the cake through the bottom of the basket using the plough mechanism.
# '''Discharge''': Discharge the cake through the bottom of the basket using the plough mechanism.





Revision as of 01:56, 27 November 2012