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As a key component of an underwater vehicle’s propulsion system, the pump-jet propulsor (PJP) performance is also strongly related to the hull wake. There are mainly rotating hulls represented by an idealized submarine (SUBOFF) and non-rotating hulls ...
Xing He +5 more
doaj +1 more source
Comparison of the noise produced by the polymer and bronze P1566 propellers in the cavitation tunnel. [PDF]
Szymak P, Grządziela A, Naus K.
europepmc +1 more source
Leakage flow simulation in a specific pump model [PDF]
This paper deals with the influence of leakage flow existing in SHF pump model on the analysis of internal flow behaviour inside the vane diffuser of the pump model performance using both experiments and calculations. PIV measurements have been performed
ROUSSETTE, Olivier +6 more
core +1 more source
Improving Mean Time Between Pump Failures [PDF]
Discussion GroupMechanical/Metallurgical design requirements for pump components Design and installation for pump baseplates Proper hydraulic fit of pumps Mechanical alignment targets/procedures Pump repair ...
Bruck, Morg +3 more
core +1 more source
Tutorialpg. 137The reliability and failure mechanisms of high energy pumps used in the utilities industry and the high suction specific speed pumps used in the hydrocarbon processing industry show surprising parallels as to root causes.
Nelson, William E.
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Offline Chemical Wash for Internal Fouled Multistage Pump [PDF]
Case StudiesHigh pressure lean amine pump performance dropped within a span of about 1 month due to internal fouling. Fouling was caused by accumulation of iron sulphide.
Tinagaran, Ng, Wei Sing
core
Thunder Horse Injection Pump [PDF]
Lecturepg. 1For the Thunder Horse oil field, injection pressures above 550 bar (8000 psi) are required. The highest injection pressures realized up to now with centrifugal pumps were around 350 bar (5100 psi).
Lienau, Wolfram +5 more
core +1 more source
Centrifugal Pump Operation, Maintenance, and Reliability [PDF]
Discussion GroupRepair Specs, use, in house repair specs Lube oil storage and usage Mechanical seals and bearings issues Pump monitoring how are we doing this and how do we want to do this Craft training precision maintenance Best practices for pump
Gottlieb, Adam +7 more
core +1 more source
Investigating & Improving the Drooping Curve of A Two-Stage Feed Pump [PDF]
TutorialsA two-stage between-bearing pump of the upgraded material was supplied to replace the existing machine. The pump utilized a higher number of impeller blades to obtain higher efficiency at its design point, but exhibited a drooping head-flow ...
Tzuu Bin, Ng, Bin Ng, Tzuu
core
In this Master Thesis jet pumps have been reviewed. Jet pumps are considered as a higher volume artificial lift method and operates by passing a high-pressure fluid jet through a venturi system.
Liknes, Fredrik
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