Results 11 to 20 of about 196,100 (248)

Hydrodynamic performance of a vortex generator [PDF]

open access: yesExperimental Thermal and Fluid Science, 2003
Abstract The performance of a vortex generator intended for a marine application is investigated experimentally in a cavitation tunnel. Several tests were made as a preliminary study to gain basic knowledge of an initial design concept. Investigations included flow visualisation of local flow and wake trajectory, cavitation inception and occurrence ...
P.A Brandner, G.J Walker
openaire   +1 more source

Efficiency of Fish Propulsion [PDF]

open access: yes, 2014
It is shown that the system efficiency of a self-propelled flexible body is ill-defined unless one considers the concept of quasi-propulsive efficiency, defined as the ratio of the power needed to tow a body in rigid-straight condition over the power it ...
Maertens, A. P.   +2 more
core   +1 more source

High-performance computing in water resources hydrodynamics [PDF]

open access: yesJournal of Hydroinformatics, 2020
Abstract This work presents a vision of future water resources hydrodynamics codes that can fully utilize the strengths of modern high-performance computing (HPC). The advances to computing power, formerly driven by the improvement of central processing unit processors, now focus on parallel computing and, in particular, the use of ...
M. Morales-Hernández   +9 more
openaire   +1 more source

Nanotechnology to Improve the Performances of Hydrodynamic Surfaces [PDF]

open access: yesCoatings, 2019
Nature continues to inspire scientists to adapt solutions in order to satisfy human needs, mainly in the maritime domain with metallic surface corrosion and its mechanical friction. In this research, the source of innovation comes from the lotus leaf and its well-known super-hydrophobicity.
Alshehri, Ali Ahmed   +3 more
openaire   +3 more sources

Hydrodynamic performance and heat generation by centrifugal pumps [PDF]

open access: yesPerfusion, 2006
For over a century, centrifugal pumps (CP) have been used in various applications, from large industrial pumps to flow pumps for aquariums. However, the use of CP as blood pumps has a rather short history. Consequently, the hydraulic performance data for a blood CP are limited.
Ganushchak, Y.M.   +3 more
openaire   +2 more sources

A Simulation Method to Resolve Hydrodynamic Interactions in Colloidal Dispersions [PDF]

open access: yes, 2004
A new computational method is presented to resolve hydrodynamic interactions acting on solid particles immersed in incompressible host fluids. In this method, boundaries between solid particles and host fluids are replaced with a continuous interface by ...
K. Ichiki   +6 more
core   +2 more sources

Electro-hydrodynamic synchronization of piezoelectric flags

open access: yes, 2016
Hydrodynamic coupling of flexible flags in axial flows may profoundly influence their flapping dynamics, in particular driving their synchronization. This work investigates the effect of such coupling on the harvesting efficiency of coupled piezoelectric
Doare, Olivier   +2 more
core   +3 more sources

Adaptive Mesh Fluid Simulations on GPU [PDF]

open access: yes, 2009
We describe an implementation of compressible inviscid fluid solvers with block-structured adaptive mesh refinement on Graphics Processing Units using NVIDIA's CUDA.
Abel, Tom, Kaehler, Ralf, Wang, Peng
core   +1 more source

Using Surface-Motions for Locomotion of Microscopic Robots in Viscous Fluids [PDF]

open access: yes, 2014
Microscopic robots could perform tasks with high spatial precision, such as acting in biological tissues on the scale of individual cells, provided they can reach precise locations.
Hogg, Tad
core   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

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