Results 41 to 50 of about 334,165 (316)

Aspects of causal viscous hydrodynamics

open access: yes, 2007
We investigate the phenomenology of freely expanding fluids, with different material properties, evolving through the Israel-Stewart (IS) causal viscous hydrodynamics, and compare our results with those obtained in the relativistic Eckart-Landau-Navier ...
Bhalerao, R. S., Gupta, Sourendu
core   +1 more source

Multi-state luxury cruise ship seakeeping based on overlapping grids

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectiveIn the design stage of a luxury cruise ship, in order to save costs, it is necessary to use the computational fluid dynamics (CFD) method to predict the seakeeping performance of the cruise ship under design.
Mu ZHANG, Jianhua WANG, Decheng WAN
doaj   +1 more source

Testing viscous and anisotropic hydrodynamics in an exactly solvable case

open access: yes, 2013
We exactly solve the one-dimensional boost-invariant Boltzmann equation in the relaxation time approximation for arbitrary shear viscosity. The results are compared with the predictions of viscous and anisotropic hydrodynamics.
Florkowski, Wojciech   +2 more
core   +1 more source

Research progress on mechanism and numerical simulation methods of water-air-bubble mixed flow around marine structure

open access: yesZhongguo Jianchuan Yanjiu, 2022
Water-air-bubble mixed flow is a complex flow generated by the intense interaction between marine structures and surrounding fluids. It involves a large span of temporal and spatial scale, and has many influencing factors on its generation and evolution.
Xiaosong ZHANG, Kangjian HE, Decheng WAN
doaj   +1 more source

Hydrodynamic theory of an electron gas

open access: yes, 1999
The generalised hydrodynamic theory of an electron gas, which does not rely on an assumption of a local equilibrium, is derived as the long-wave limit of a kinetic equation.
A. Arnau   +17 more
core   +1 more source

Numerical simulation of Poiseuille flow based on moving particle semi-implicit method

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectivesPoiseuille flow widely exists in the industry, but the stability and reliability of the moving particle semi-implicit (MPS) method in the simulation of wall shear flow such as Poiseuille flow need to be verified.
Xiaojie LAN, Weiwen ZHAO, Decheng WAN
doaj   +1 more source

Lattice Hydrodynamics

open access: yesAstérisque, 2020
Using the combinatorics of two interpenetrating face centered cubic lattices together with the part of calculus naturally encoded in combinatorial topology, we construct from first principles a lattice model of 3D incompressible hydrodynamics on triply periodic three space.
openaire   +2 more sources

Durability of a Drag Reducing Solution

open access: yesApplied Rheology, 2008
Effectiveness of drag reduction by small addition of a surfactant in the turbulent flow of water depends on the structure and concentration of the additive, temperature of the solution and turbulence intensity, possible flow disturbance by a mechanical ...
Mik V., Myska J., Chara Z., Stern P.
doaj   +1 more source

Kinetic description of mixtures of anisotropic fluids

open access: yes, 2014
A simple system of coupled kinetic equations for quark and gluon anisotropic systems is solved numerically. The solutions are compared with the predictions of the anisotropic hydrodynamics describing a mixture of anisotropic fluids.
Florkowski, Wojciech, Madetko, Oskar
core   +1 more source

Collective flow without hydrodynamics: simulation results for relativistic ion collisions [PDF]

open access: yes, 2015
Flow signatures in experimental data from relativistic ion collisions are usually interpreted as a fingerprint of the presence of a hydrodynamic phase during the evolution of these systems.
Romatschke, Paul
core   +2 more sources

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