Results 101 to 110 of about 6,875 (317)

Body capturing in impacting supersonic flows

open access: yes, 1998
A mathematical model of sonic and supersonic flows, validated previously for the prediction of free jets and jets which impinge a flat surface orthogonally, is used to simulate the near field structure of supersonic flows which impact a number of cones ...
S.A.E.G Falle   +7 more
core   +1 more source

CFD analysis on sweep angles of the leading and trailing edges of a wing in a supersonic flow

open access: yesNihon Kikai Gakkai ronbunshu, 2015
To systematically investigate the aerodynamic characteristics of wings with 30, 45 and 60 degree swept-back angles, and different taper ratios, Navier-Stokes (N-S) simulations for flows over a wing have been conducted. The Mach numbers of the flows range
Kazuya TAKEUCHI   +3 more
doaj   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

Numerical study of high speed separated flows

open access: yes, 2014
Instability, flow separation and transition are essential aspects of high speed flows with shock-wave/boundary-layer interaction. Supersonic flows with jet injection, compression ramp and cavity, either individually or in combination, are numerically ...
Zhang, Kangping
core  

A case study on the aerodynamic heating of a hypersonic vehicle [PDF]

open access: yes, 2012
A Parabolised Navier-Stokes (PNS) flow solver is used to predict the aerodynamic heating on the surface of a hypersonic vehicle. This case study highlights some of the main heat flux sensitivies to various conditions for a full-scale vehicle and ...
MacManus, David G.   +4 more
core  

Remote Visualization and Optimization of Fluid Dynamics Using Mixed Reality

open access: yesApplied Sciences
This study presents an innovative pipeline for processing, compressing, and remotely visualizing large-scale numerical simulations of fluid dynamics in a virtual wind tunnel (VWT), leveraging virtual and augmented reality (VR/AR) for enhanced analysis ...
Sakshi Sandeep More   +3 more
doaj   +1 more source

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Nondestructive Testing of Welded Composite Metal Foams

open access: yesAdvanced Engineering Materials, EarlyView.
X‐ray computed tomography (CT) is used to evaluate welded steel–steel composite metal foam (CMF) joints of two density classes. It reports variation in postweld spatial void distribution and correlates it to weld‐induced changes, mechanical performance, and failure within welded CMF panels.
Chinmaya Prerana Inguva   +2 more
wiley   +1 more source

Implicit LES of turbulent compressible high-speed flows with transverse jet injection [PDF]

open access: yes, 2011
Implicit Large Eddy Simulation (ILES) has rapidly emerged as a powerful technique which is utilised to explore the unsteady compressible turbulent flows.
Rana, Zeeshan Ahmed
core  

Experimental Investigation of Wakes Behind Two-Dimensional Slender Bodies at Mach Number Six [PDF]

open access: yes, 1967
NOTE: Text or symbols not renderable in plain ASCII are indicated by [...]. Abstract is included in .pdf document. An experimental investigation has been conducted to determine mean flow properties for both near and far wakes behind several two ...
Batt, Richard George
core   +1 more source

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