Design optimization of mixed-flow pump impellers with various shaft diameters at the same specific speed
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-018-0220-y
Abstract: In this study, the hydraulic performance of a mixed-flow pump depending on the impeller hub ratio was analyzed using Computational- fluid-dynamics (CFD). The impeller inlet shape varies according to the hub ratio even at the… read more here.
Keywords: impeller; design; specific speed; flow pump ... See more keywords
Experimental study on hydraulic performance optimization of ultra-low specific speed centrifugal pump
Sign Up to like & getrecommendations! Published in 2024 at "Physics of Fluids"
DOI: 10.1063/5.0221891
Abstract: To improve the head and efficiency performance of an ultra-low specific speed centrifugal pump, this paper takes a marine magnetic-driven ultra-low specific speed centrifugal pump with a specific speed of 27 as the object of… read more here.
Keywords: specific speed; pump; low specific; ultra low ... See more keywords
The wake enhancement effect of bionic grooved blade on low-specific-speed centrifugal pump
Sign Up to like & getrecommendations! Published in 2025 at "Physics of Fluids"
DOI: 10.1063/5.0244500
Abstract: Water conveyors are important infrastructure supporting industrial, agricultural, and urban development. They provide a stable source of water for factories, farmland, and residential areas. As critical high-head water transportation devices, low-specific-speed centrifugal pumps frequently encounter… read more here.
Keywords: specific speed; low specific; wake enhancement; centrifugal pump ... See more keywords
Thermodynamic analysis of hydraulic losses in ultra-low specific speed PAT under multiphase conditions
Sign Up to like & getrecommendations! Published in 2025 at "AIP Advances"
DOI: 10.1063/5.0292805
Abstract: To address the growing needs of the changing electrical grid, Pump as Turbine (PAT) must rapidly switch between operational modes and operate efficiently under deep partial load circumstances, frequently affected by substantial fluid-dynamic instabilities. Due… read more here.
Keywords: specific speed; energy; low specific; ultra low ... See more keywords
An analytical method for determining the optimum number of blades of the compound impeller in a low specific speed centrifugal pump
Sign Up to like & getrecommendations! Published in 2020 at "Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering"
DOI: 10.1177/0954408920934665
Abstract: Reasonable methods for determining the optimum number of blades in a low specific speed centrifugal pump with closed-type impeller with splitters, i.e. compound impeller have been rather rare in the literature so far. In the… read more here.
Keywords: number blades; speed centrifugal; low specific; optimum number ... See more keywords
Effects of short blades on performance and inner flow characteristics of a low-specific-speed centrifugal pump
Sign Up to like & getrecommendations! Published in 2017 at "Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy"
DOI: 10.1177/0957650917695672
Abstract: A low-specific-speed centrifugal pump equipped with long and short blades is studied. Emphasis is placed on the pump performance and inner flow characteristics at low flow rates. Each short blade is intentionally shifted towards the… read more here.
Keywords: speed centrifugal; low specific; pump; specific speed ... See more keywords
Three-Dimensional Inverse Design of Low Specific Speed Turbine for Energy Recovery in Cooling Tower System
Sign Up to like & getrecommendations! Published in 2018 at "Energies"
DOI: 10.3390/en11123348
Abstract: A three-dimensional inverse design of a low specific speed turbine is studied, and a set of design criteria for low specific speed turbine runner is proposed, including blade loading distributions and blade lean angles. The… read more here.
Keywords: specific speed; low specific; speed turbine; design ... See more keywords
Digital Hydraulic Design for Low-Specific-Speed Propeller Runners with Fixed Blades
Sign Up to like & getrecommendations! Published in 2022 at "Symmetry"
DOI: 10.3390/sym14112250
Abstract: The operating point of a propeller hydropower station will deviate from the effective workspace while the discharge reduces excessively during dry seasons. It usually leads to a decrease in efficiency and even to being unable… read more here.
Keywords: propeller; specific speed; low specific; speed propeller ... See more keywords