Results 21 to 30 of about 427,149 (103)

Comprehensive evaluations of heat transfer performance with conjugate heat dissipation effect in high-speed rotating free-disk modeling of aero-engines

open access: yesFundamental Research
Thermal boundary conditions of the turbine disk cavity system are of great importance in the design of secondary air systems in aero-engines. This study aims to investigate the complex heat transfer mechanisms of a rotating turbine disk under high-speed ...
Aqiang Lin   +4 more
doaj   +1 more source

Investigation of thermo-elastic characteristics in functionally graded rotating disk using finite element method

open access: yesNonlinear Engineering, 2021
In this research paper, displacement, stresses and strains are presented for rotating FGM disk with variable thickness by using finite element method (FEM). Thermo-elastic material properties and thickness of FGM disk continuously vary as exponential and
Sharma Dinkar   +2 more
doaj   +1 more source

Ferrofluid flow due to a rotating disk in the presence of a non-uniform magnetic field [PDF]

open access: yes, 2016
The flow of a ferrofluid due to a rotating disk in the presence of a non-uniform magnetic field in the axial direction is studied through mathematical modeling of the problem.
A. Bhandari   +3 more
core   +1 more source

On the behavior of the porous rotating disk electrode [PDF]

open access: yes, 2008
textThe flow, reactions and current in a porous rotating disk electrode (PRDE) is studied experimentally and theoretically. A PRDE is an electrochemically active porous disk mounted on a classic rotating disk electrode (RDE). For the oxidation of iodide,
Nam, Bomi
core   +1 more source

Numerical Study for Darcy–Forchheimer Flow of Nanofluid due to a Rotating Disk with Binary Chemical Reaction and Arrhenius Activation Energy

open access: yesMathematics, 2019
The present article investigates Darcy−Forchheimer 3D nanoliquid flow because of a rotating disk with Arrhenius activation energy. Flow is created by rotating disk. Impacts of thermophoresis and Brownian dispersion are accounted for.
Mir Asma, W.A.M. Othman, Taseer Muhammad
doaj   +1 more source

Non-axisymmetric rotating-disk flows: Nonlinear travelling-wave states [PDF]

open access: yes, 2000
We consider the classical problem of the laminar flow of an incompressible rotating fluid above a rotating, impermeable, infinite disk. There is a well-known class of solutions to this configuration in the form of an exact axisymmetric solution to the ...
Duck, P. W.   +3 more
core   +1 more source

Global behaviour corresponding to the absolute instability of the rotating-disc boundary layer [PDF]

open access: yes, 2003
A study is carried out of the linear global behaviour corresponding to the absolute instability of the rotating-disc boundary layer. It is based on direct numerical simulations of the complete linearized Navier–Stokes equations obtained with the novel ...
Carpenter, P. W.   +4 more
core   +1 more source

Characterization of the Capacitance of a Rotating Ring–Disk Electrode [PDF]

open access: yes, 2015
The use of rotating ring–disk electrodes as generator-collector systems has so far been limited to the detection of Faradaic currents at the ring. As opposed to other generator-collector configurations, non-Faradaic detection has not yet been carried out
Láng, Győző   +6 more
core   +1 more source

Thermal Buoyancy Effects in Rotating Non-Isothermal Flows

open access: yesInternational Journal of Rotating Machinery, 2001
The present paper is concerned with the non-isothermal flow mechanisms in rotating systems with emphasis on the rotation-induced thermal buoyancy effects stemming from the coexistence of rotational body forces and the nonuniformity of the fluid ...
C. Y. Soong
doaj   +1 more source

Vibration Reduction on Circular Disks with Vibroacoustic Metamaterials

open access: yesApplied Sciences
Vibroacoustic metamaterials represent an innovative technology developed for broadband vibration reduction. They consist of an array of local resonators and are able to reduce vibrations over a wide frequency range, commonly referred to as a stop band ...
Sebastian Rieß   +4 more
doaj   +1 more source

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