Results 41 to 50 of about 427,149 (103)

Photocatalytic removal of phenazopyridine in a rotating disk photoreactor: Investigation of operational parameters

open access: yesآلودگی‌های محیطی و توسعه پایدار شهری
In this study, the efficiency of a rotating disk photoreactor for the removal of phenazopyridine (PhP), a drug-resistant contaminant, using the UV/TiO2 process was investigated.
Maryam Kamali-Alamdari
doaj   +1 more source

Unsteady flow of rotating Brinkman type fluid in moving disk

open access: yes, 2020
In this paper, the exact solution for unsteady flow of rotating Brinkman type fluid over a moving disk is investigated. The momentum governing equation is modelledin the form of Partial Differential Equation together with the initial and boundary ...
Khan, Ilyas   +4 more
core  

Stability of the flow over a rough, rotating disk [PDF]

open access: yes
This thesis is concerned with discovering the effect of a distributed roughness on the boundary-layer stability of a rotating disk. The investigation uses both a local, linear stability analysis and machined aluminium disks rotating in water in ...
Harris, Joseph H.
core  

Non-Darcy flow of water-based single (SWCNTs) and multiple (MWCNTs) walls carbon nanotubes with multiple slip conditions due to rotating disk

open access: yesResults in Physics, 2018
This article investigate additional physical results about the enhancement of thermophysical characteristics of carbon-water nanotube using engine and kerosene oils due to rotating porous disk. Flow in porous space is characterized by non-Darcy relation (
Tasawar Hayat   +3 more
doaj   +1 more source

THE THREE-DIMENSIONAL UNSTEADY BOUNDARY LAYER OVER AN IMPULSIVELY STARTED ROTATING DISK

open access: yes, 1985
The unsteady boundary layer over an impulsively started rotating disk isstudied,a complete solution describing the smooth transition from vortex diffusionat ωt=0 to Kármán’s steady solution is obtained by series expansion and itsnumerical continuation ...
陈允明
core   +1 more source

Radiative flow due to stretchable rotating disk with variable thickness

open access: yesResults in Physics, 2017
Present article concerns with MHD flow of viscous fluid by a rotating disk with variable thickness. Heat transfer is examined in the presence of thermal radiation. Boundary layer approximation is applied to the partial differential equations.
Tasawar Hayat   +3 more
doaj   +1 more source

Observational features of thin accretion disk around rotating regular black hole

open access: yesEuropean Physical Journal C: Particles and Fields
Rotating regular black hole, as a promising extension beyond general relativity, offer a phenomenological model that resolves spacetime singularities.
Zhen Li
doaj   +1 more source

Slip flow by a variable thickness rotating disk subject to magnetohydrodynamics

open access: yesResults in Physics, 2017
Objective of the present study is to determine the characteristics of magnetohydrodynamic flow by a rotating disk having variable thickness. At the fluid–solid interface we consider slip velocity. The governing nonlinear partial differential equations of
Maria Imtiaz   +3 more
doaj   +1 more source

Radial Versus Cartesian Control Strategies to Stabilize the Nonlinear Whirling Motion of the Six-Pole Rotor-AMBs

open access: yesIEEE Access, 2020
Rotor active magnetic bearings system is the most efficient supporting technique of high-speed rotating machinery. This work aims to explore the dynamical behaviors of the 6-pole rotor active magnetic bearings system for the first time.
Nasser A. Saeed   +3 more
doaj   +1 more source

OPTIMASI GEOMETRI ROTATING DISK BERTINGKAT UNTUK MEMINIMALKAN TEGANGAN TANGENSIAL MAKSIMUM DAN RATA-RATA MENGGUNAKAN MATLAB [PDF]

open access: yes, 2012
Banyak elemen mesin yang dapat dimodelkan sebagai benda solid simetris terhadap sumbunya (axissymmetric) yang berputar, salah satu contohnya yaitu piringan berputar (rotating disk).
Prabawa, Wisnu Aji   +1 more
core   +1 more source

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