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Optimization of Nonlinear Pressure-Flow Characteristics of a Spring-Loaded Pressure Relief Valve Based on Computational Fluid Dynamics Simulation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this study, the nonlinear pressure-flow characteristics of a spring-loaded pressure relief valve (PRV), which is used in the automotive fuel supply system for pressure control is analyzed, and its characteristics are ...
Effects of Blade Pressure Side Modification on Unsteady Pressure Pulsation and Flow Structures in a Centrifugal Pump
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the effects of modifying the blade pressure side (PS) on unsteady pressure pulsation and flow structures in a low specific speed centrifugal pump are carried out by experimental and computational fluid ...
Investigation of the Matching Relation Between Impeller and Flow Channel of Regenerative Flow Pumps
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: As a specific radial flow pump, the regenerative flow pump (RFP) usually has a low efficiency. In this study, in order to explore the matching mechanism, three cases with various matching relations were investigated by the ...
Cavitation Characterization of Fluid Machinery Based on Cyclostationary Analysis: Part 2—Cavity Development Evaluation by Modulation Intensity
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the previous paper, the high potential of the spectral correlation to identify cavity type has been demonstrated. This paper dedicates its efforts to cavity development evaluation and shows how the proposed modulation ...
Investigation on the Energy Exchange Characteristics of the Regenerative Flow Pump in an Automobile Fuel System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The flow inside the regenerative flow pump (RFP) is quite complex. This study investigated four pump models with various geometrical dimensions to explore the energy exchange characteristics. A computational fluids dynamics ...
Improve of Unsteady Pressure Pulsation Based on Jet–Wake Suppression for a Low Specific Centrifugal Pump
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this study, three impellers with different blade pressure side (PS) profiles are designed and the influence on the hydraulic and dynamic performance of a low specific speed centrifugal pump is investigated by numerical ...