the vital part of decanter centrifuge: planetary gear differential
the planetary gear differential can be found in all kinds of centrifuges, including decanter centrifuge and horizontal spiral centrifugal. Here, some knowledge of the planetary gear differential will be discussed for better operation. The following is the specific details on how to configure the planetary gear differential.
Disassembly process of decanter centrifuge
Unscrew the oil-way and shed all the lubricating oil, then removing the gland with a hexagon wrench and bearing circlip to dismantle pulley -block. then remove the ECL and separate first planet carrier. Dismantle the shell and ECR to remove the second and third carries, then disassemble the removed first, second and third carriers. After these steps, you need to check and clean all the bears, gears and carriers, replace the worn-out parts. AT Last, prepare all the necessary accessories and the reassembly can be done with the steps contrary to the above ones.
The use of decanter centrifuge
1, When comes to the highly complex deep well and extradeep well operation, it is desirable to equip with low speed solids control decanter centrifuge and high speed decanter centrifuge for the removal of colloidal solids, recovery of weighed materials and the reduction of drilling fluids emission.
2,The drilling fluids should be treated by decanter centrifuge for 2 weels before add weighed materials . (with the exception of emergency situation like well kill)
3, The service time of decanter centrifuge should account for 50% of the total circulation time when the density of drilling fluids is lower than 1.25g/cm3.
http://www.kosun.com/products/solids-control-equipment/decanter-centrifuge.html
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