...Abstract Abstract Torque is one of the most important operating parameters of centrifugal pumps which reflects the internal flow rate of centrifugal pumps. In order to explore the unsteady characteristics of torque of centrifugal pumps based on sensorless monitoring technology, a series...

...EXPERIMENTAL APPROACH TO PREDICT THE RESIDUAL AXIAL THRUST IN CENTRIFUGAL PUMPS Giulio Elicio1 Baker Hughes a GE Company Bari, Italy Francesco Annese2 Baker Hughes a GE Company Bari, Italy ABSTRACT The residual axial thrust of a centrifugal pump is the vector resultant of the hydraulic components...

... With the widely application of IS series centrifugal pumps in industry and agriculture, the blade-passing frequency (BPF) flow-induced noise in these pumps are tend to be optimized. In this paper, a common type IS50-65-160 is chosen as the model pump to do the optimization of BPF noise...

... 06 06 2012 In order to research the influence laws of the main geometrical parameters of auxiliary impeller and different operation conditions on the centrifugal pump with an auxiliary impeller, which aimed to act as dynamic seal, the orthogonal experiment was designed with four...

... in executing more meaningful studies. This paper refers directly only to the design and operation of rotodynamic pumps. However, there exists strong evidence, that the arrived at conclusions may also be valid for other branches of fluids engineering. Centrifugal Pumps Axial Flow Pumps Turbo Machines...

... University Cranfield, Bedford, UK ABSTRACT Predicting the head of a centrifugal pump operating at closed valve remains a difficult task. The nature of the flow regime and the influence of geometric features on this flow is uncertain. In this paper both the flow regime and the influence on that regime...

... against experimental data. Furthermore, simulated cavitation patterns will be compared with video images recorded during the experiments. Cavitation Numerical Simulation Binary Tree Meshing Experimental Verification Centrifugal Pumps Performance Prediction NPSH CFD 1 Copyright © 2009...

... of operation, is demonstrated in multi-variant CFD-aided redesign. Centrifugal Pumps CFD Design Fire Pumps Copyright © 2009 by ASME 1 Proceedings of FEDSM2009 ASME 2009 Fluids Engineering Division Summer Meeting August 2-6, 2009, Vail, Colorado USA FEDSM2009-78266 OPTIMAL FIRE PUMP DESIGN - CFD...

... design centrifugal pumps CFD impellers pump-design flow in pumps Proceedings of FEDSM2007 5th Joint ASME/JSME Fluids Engineering Conference July 30-August 2, 2007 San Diego, California USA It demonstrates that the main cause of these disappointing results is the existing gap between science...

... result in frictional wear. These results are discussed in this paper. Keywords: Centrifugal pumps, PIV, Slurry. INTRODUCTION Solid-liquid slurries are transported over short and medium distances via pipelines in many mining, industrial, and fossil- energy related processes. The centrifugal slurry pump...

... energy fluctuations of slurry particles at the tongue region of an optically-clear centrifugal pump. The experiments were conducted using 500 micron glass beads at volumetric concentrations of 2.5% and 5% at pump speeds of 725 and 1000 rpm. The fluctuation kinetic energy increased approximately 200...

... design. Design Engineering Design Methods Fluid Machines Engineering Education Centrifugal Pumps Impeller Design ASME International Fluids Engineering Summer Conference OF didia l pum kridg nge gine B = width of blade, in the direction perpendicular to Fig. 1. Cm C, CL H L t Q U W 13 13...

... the centrifugal forces on the particles and its that speed. Also the slurry particles are pushed on the side of the blade and slide along it which can result in l wear. These results are discussed in this paper. Keywords: Centrifugal pumps, PIV, Slurry. INTRODUCTION Solid-liquid slurries have to be transported...

... meaning. Engineering Education Design Engineering Engineering Science Fluid Machines Centrifugal Pumps Proceedings of the their own field. The less can a scientist afford to be distracted by attempts to master all the intricacies of the practical aspects of problems, which a practicing...

... for measuring the particle velocities in the impeller intra-blade passages of an optically clear centrifugal pump (a transparent casing and a transparent three-blade impeller). An optically clear slurry consisting of sodium-iodide solution and 500 μm spherical glass particles was used. The experiments were...

... 14 10 2008 The occurrence of cavitation is one of the main limiting factors in the operation and design of centrifugal pumps. In this paper a model for the prediction of sheet cavitation is described. This model has been implemented in a three-dimensional finite-element package...

... from CFD analysis and that in many cases validated experience is needed to give the designer full confidence in the performance of the design. Centrifugal Pumps Suction chamber design Air model testing 3D design tools CFD Analysis Proceedings of FEDSM2005 2005 ASME Fluids Engineering...

... CERTAIN EFFECTS OF B RECIRCULATION ON THE VELOCITIES AT THE S.Ye Centrifugal 89 Oak West Ora Keywords: Centrifugal pumps, axial-flow pumps, flow in pumps, impellers, blade-geometry, recirculation, prerotation. Abstract: This study discusses certain causes of the differences in the distribution...

... successfully applied in practice. Recirculation Centrifugal pumps rotodynamic pumps inducers performance-curves Proceedings of the ASME Fluids Engineering Summer Conference in diffe In add knowle been su NOME A ax Ca ve Cb ve Cs ve Cu Pe g ac Ha sta Hb sta Proceedings of FEDSM2005 2005 ASME...

... CFD into a useful tool for the design of rotodynamic pumps. Engineering Education Design Engineering Fluids Machines Centrifugal Pumps Euler’s Equations Navier-Stokes Equations problems which need turn CFD into a usefu NOTATIONS. B blade widt C L lift coeffici C m meridian v C u...