Results 1 to 10 of about 411,100 (179)

Unsteady Pressure-Driven Electrokinetic Slip Flow and Heat Transfer of Power-Law Fluid through a Microannulus [PDF]

open access: yesMicromachines, 2023
To guarantee the transporting efficiency of microdevices associated with fluid transportation, mixing, or separation and to promote the heat transfer performance of heat exchangers in microelectronics, the hydrodynamic behaviors at unsteady and steady ...
Shuyan Deng   +2 more
doaj   +2 more sources

A numerical study of heat and mass transfer characteristic of three-dimensional thermally radiated bi-directional slip flow over a permeable stretching surface [PDF]

open access: yesScientific Reports
Within fluid mechanics, the flow of hybrid nanofluids over a stretching surface has been extensively researched due to their influence on the flow and heat transfer properties.
Hakeem Ullah   +5 more
doaj   +2 more sources

Simple shear flow of a Herschel-Bulkley fluid with wall slip above a threshold stress

open access: yesApplications in Engineering Science, 2021
The simple shear flow of Herschel-Bulkley fluids is analyzed, under the assumption that wall slip occurs at both plates above a characteristic wall shear stress, the slip yield stress.
Georgios C. Georgiou
doaj   +1 more source

Three-Dimensional Simulations of Anisotropic Slip Microflows Using the Discrete Unified Gas Kinetic Scheme

open access: yesEntropy, 2022
The specific objective of the present work study is to propose an anisotropic slip boundary condition for three-dimensional (3D) simulations with adjustable streamwise and spanwise slip length by the discrete unified gas kinetic scheme (DUGKS).
Wenqiang Guo, Guoxiang Hou
doaj   +1 more source

Influence of slip boundary on flow separation and drag of flow past bluff body at high Reynolds numbers

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectivesFlow separation increases the drag and noise of underwater vehicles, and influences the controllability of their control surfaces. Therefore, the influence of slip caused by superhydrophobic surfaces on drag reduction and flow separation is ...
Wei CHEN, Wenjun LENG, Peng HE, Lei WANG
doaj   +1 more source

Finite Integral Transform Based Solution of Second Grade Fluid Flow between Two Parallel Plates [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2019
The importance of the slip flow over the no-slip condition is widely accepted in microscopic scaled domains with the direct impact on microfluidic and nanofluidic systems. The popular Navier Stoke’s (N-S) flow model is largely utilized with the slip flow
Jaideep Dutta, Balaram Kundu
doaj   +1 more source

AFM Slip Length Measurements for Water at Selected Phyllosilicate Surfaces

open access: yesColloids and Interfaces, 2021
Most reported slip length measurements have been made at the surfaces of synthetic materials and modified synthetic materials. In contrast, few slip length measurements at the surface of unmodified natural mineral surfaces have been reported.
Chen Zhang   +4 more
doaj   +1 more source

Flow behaviour and structure of heterogeneous particles-water mixture in horizontal and inclined pipes [PDF]

open access: yesEPJ Web of Conferences, 2018
The effect of slurry velocity and mean concentration of heterogeneous particle-water mixture on flow behaviour and structure in the turbulent regime was studied in horizontal and inclined pipe sections of inner diameter D = 100 mm.
Vlasák Pavel   +2 more
doaj   +2 more sources

Transient Flow Through a Porous Channel with Ramped Pressure Gradient and Velocity Slip Boundary Condition

open access: yesInternational Journal of Applied Mechanics and Engineering, 2022
A transient flow formation of an incompressible fluid through a horizontal porous channel assuming a ramped pressure gradient is considered with the velocity slip boundary conditions.
Basant K. Jha, Zainab Sa’id Yunus
doaj   +1 more source

Effect of Rotation Speed and Flow Rate on Slip Factor in a Centrifugal Pump

open access: yesShock and Vibration, 2021
This work analyzes the causes of the slip phenomenon in the impeller on the basis of the internal flow mechanism. Detailed optical measurements of the flow inside the rotation passages of a five-bladed centrifugal pump impeller are obtained through ...
Bo Chen   +6 more
doaj   +1 more source

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