2013年11月25日星期一

Drilling fluid centrifugal pump is a ideal corollary equipment in drilling mud system

Drilling fluid centrifugal pump is a ideal corollary equipment which provide power for desander, desilter and the jet mud mixer, it also be as the replenishment pump of slurry pump. The most of components can interchange, it has the advantages of operation and maintenance is convenience, the leakage of the shaft seal is small, the working operation is reasonable, the using lifetime is long. Because there are a lot of solid phase particles and all kinds of chemical additive in drilling fluid, so the impellers of centrifugal pump and the shell must meet the requirements of the two phases motion law, in order to decrease the wear, resistance the corrosion. The working environment of the centrifugal pump is very bad, the pump transport a large number of fluid with sand, so the seal of shaft end is very well, it is very difficult to solve it by the common pump seal method. At the same time, because the medium has the abrasiveness and corrosive, so the inner pump is often destroyed, so need to plugging the n before and after impellers between the plates. Otherwise, the matching of flow and the head of the centrifugal pump with the hrdrocyclone( desilter, desander, jet mud mixer device) must be appropriate. If not, the hydrocyclone can’t normal work.

If centrifugal pump is feeding pump for hydrocyclone separator the drilling mud will flow into cones under pressure and get a screw to separate larger particles out. If the pump is only transferring pump or for mixing system the pressure will ensure the sufficient motivity and flow rate.
An oilfield solids control system needs many centrifugal pumps to sit on or in mud tanks. The types of centrifugal pumps used are sand pumps, submersible slurry pumps, shear pumps, and charging pumps. They are defined for their different functions, but their working principle is the same.
KOSUN, as a professional solids control system manufacturer in China, obtains much experience in designing & manufacturing all these drilling mud recycling system, such as shale shaker, desander, desilter, vacuum degasser,mud cleaner,shear pump,centrifugal pump,decanter centrifuge, mud agitator,mud gun,mud tank,jet mud mixer,etc. and have exported to many countries & obtain good reputation with qualified products & superior service.
http://www.kosungroup.com/products/solids-control-system/


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