Hemodynamic evaluation of pulsatile-flow generating device in left ventricular assist devices
Вестник трансплантологии и искусственных органов, 2023 Objective: to investigate the efficiency of a device that generates pulsatile flow during constant-speed axial-flow pump operation for use in left ventricular assist devices.Materials and methods.
A. S. Buchnev +4 more
doaj +1 more source
CFD-Based Flow Channel Optimization and Performance Prediction for a Conical Axial Maglev Blood Pump
Sensors, 2022 Ventricular assist devices or total artificial hearts can be used to save patients with heart failure when there are no donors available for heart transplantation.
Weibo Yang +5 more
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Leakage flow simulation in a specific pump model [PDF]
, 2014 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
Design optimisation of a regenerative pump using numerical and experimental techniques [PDF]
, 2011 Regenerative pumps are the subject of increased interest in industry as these pumps are low cost, low specific speed, compact and able to deliver high heads with stable performance characteristics.
Scanlon, T.J. +5 more
core +4 more sources
Design study of a novel regenerative pump using experimental and numerical techniques [PDF]
, 2010 This paper presents a numerical and experimental analysis of a new regenerative pump design. The complex flow-field within regenerative pumps represents a significant challenge to previous published mathematical models. The new pump design incorporates a
Quail, Francis J. +2 more
core +3 more sources
Influence of Inlet Angle of Guide Vane on Hydraulic Performance of an Axial Flow Pump Based on CFD
Shock and Vibration, 2020 Axial flow pump has been widely used in hydraulic engineering, agriculture engineering, water supply and sewerage works, and shipbuilding industry. In order to improve the hydraulic performance of pump under off-design working conditions, the influence ...
Lei Xu +5 more
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CFD Numerical Simulation of the Complex Turbulent Flow Field in an Axial-Flow Water Pump
Advances in Mechanical Engineering, 2014 Further optimal design of an axial-flow water pump calls for a thorough recognition of the characteristics of the complex turbulent flow field in the pump, which is however extremely difficult to be measured using the up-to-date experimental techniques ...
Wan-You Li +4 more
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Advances in Mechanical Engineering, 2020 The splitter blade can effectively optimize pump performance, but there is still insufficient research in blood pumps that cover both hydraulic and hemolysis performance. Thus, the aim of this study was to investigate the effect of key factors related to
Zheqin Yu, Jianping Tan, Shuai Wang
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Influence of Balance Hole Diameter on Leakage Flow of the Balance Chamber in a Centrifugal Pump
Shock and Vibration, 2021 The balancing holes in centrifugal pumps with seals mounted in both suction and discharge sides are one of the approaches used by pump manufacturers to reduce the axial thrust. The balance hole diameter directly affects the axial force of the centrifugal
Wei Dong +5 more
doaj +1 more source
Effect of damping groove on flow dynamics and vibration characteristics of axial piston pump
AIP Advances, 2019 This paper presents pressure, flow and vibration characteristics of an axial piston pump valve plate with damping grooves. For flow ripple and vibration of the pump reduction, an improved compressible fluid model of axial-piston pump with damping groove ...
Tang Hesheng +3 more
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