Results 31 to 40 of about 1,828,109 (317)

Design of Improved Flow-Focusing Microchannel with Constricted Continuous Phase Inlet and Study of Fluid Flow Characteristics

open access: yesMicromachines, 2022
This paper proposed an improved flow-focusing microchannel with a constricted continuous phase inlet to increase microbubble generation frequency and reduce microbubbles’ diameter.
Zhaohui Wang   +5 more
doaj   +1 more source

Flow characteristics of a centrifugal pump with different impeller trimming methods [PDF]

open access: yesFME Transactions, 2018
Influences of different impeller trimming methods on flow characteristics of a centrifugal pump have been studied numerically and experimentally in this research.
Khoeini Davood, Tavakoli Mohammad Reza
doaj  

The durability test of tractor hydrostatic pump type UD 25 under operating load

open access: yesResearch in Agricultural Engineering, 2010
The results of the UD 25 hydrostatic pump durability test are presented; they were obtained in the laboratory under operating load. The test of operating load was a continuation of the hydrostatic pump durability test with a cyclic pressure loading ...
Š. Drabant   +3 more
doaj   +1 more source

Design and Internal Flow Characteristic Investigation of High-Temperature H2/Steam-Mixed Working Fluid Turbine

open access: yesEnergies, 2023
In this paper, an improved RSM-CFD method is used to optimally design a mixed turbine of non-equilibrium condensing steam (NECS) and hydrogen (H2), of which the response surface method (RSM) and computational fluid dynamics (CFD) are coupled to take into
Liangchuan Wei   +3 more
doaj   +1 more source

Research progress on fluid flow and mass transfer characteristics of high-gravity reactors for carbon capture

open access: yesYou-qi chuyun
ObjectiveAs an innovative process intensification technology, the high-gravity reactor significantly enhances the mass transfer coefficient in gas-liquid reaction systems, effectively addressing the low mass transfer efficiency problem of conventional ...
Wei ZHANG   +5 more
doaj   +1 more source

The effect of tube diameter on vertical two-phase flow regimes in small tubes

open access: yes, 2006
Flow boiling flow patterns in four circular tubes with internal diameters of 1.10, 2.01, 2.88 and 4.26 mm were investigated in the present project. The experiments were conducted in vertical upward two-phase flow using R134a as the working fluid.
Chen, L, Tian, YS, Karayiannis, TG
core   +1 more source

Numerical investigation of turbulent flow heat transfer and pressure drop of AL2O3/water nanofluid in helically coiled tubes [PDF]

open access: yes, 2013
Passive convective heat transfer enhancement can be achieved by improving the thermo-physical properties of the working fluid, changing flow geometry or both.
Mahmoud, Saad   +7 more
core   +1 more source

Effect of Passageway Width on Pedestrians Flow Characteristics in Intercity Railway Stations

open access: yesTransport and Telecommunication, 2019
Rail transportation is most economical means of the mode in comparison to road transportation. Intercity railway stations are nodal points of the rail network.
Sala Eswar, Ravishankar K.V.R.
doaj   +1 more source

Effect of Semi-elliptical Outer Blade-surface on the Savonius Hydrokinetic Turbine Performance: A Numerical Investigation [PDF]

open access: yesJournal of Applied Fluid Mechanics
The Savonius hydrokinetic turbine (SHT) is widely used for generating electricity from running water. However, most optimization work has been carried out on conventional blades with similar concave and convex profiles.
G. V. Babu, D. K. Patel
doaj   +1 more source

Interactions between bedforms and open channel flows through submerged vegetation

open access: yesShui kexue jinzhan, 2021
The presence of vegetation changes the flow and thereby modifies the river bedform. This study explores the characteristics of the bedforms and their interactions with the overlaying flow through submerged vegetation.
Hanqing ZHAO   +4 more
doaj   +1 more source

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