Filters
Collision with bed and magnus effect in numerical simulation of solid particle saltation over rough bed.
The particle motion in an open channel over rough bed is consider. Mainly the process of collision with the bed controls the particle angular velocity. Conditions of the particle-bed ...
BK - Mechanika tekutin
- 2001 •
- D
Rok uplatnění
D - Stať ve sborníku
2D numerical model of particle-bed collision in fluid-particle flows over bed
of particle-bed collision is performed. It is shown that this model allows describing double collisions of the particle with a rough bed and that the mechanism of particle process of the...
BK - Mechanika tekutin
- 2006 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
3D numerical model of particle-bed collision in particle-laden flow in channels with rough bed
spherical particle-bed impact and rebound for saltation movement of a particle in channels with rough bed. The collision height and the contact point are defined as random variables of the collision
BK - Mechanika tekutin
- 2004 •
- D
Rok uplatnění
D - Stať ve sborníku
3D mathematical model of collision of an ellipsoidal particle with rouhg bed
A mathematical model of bed load transport means in particular the development of the particle-bed collision model. The particle shape influences substantially on the parameters of the collision l...
BK - Mechanika tekutin
- 2005 •
- D
Rok uplatnění
D - Stať ve sborníku
Improvement of calculation of 2D pattern of particle-channel bed collision
2D pattern of collision of the saltating spherical particle with rough bed case is characterised by two random parameters: collision height h and collision angle. The first is the distance between the ...
BK - Mechanika tekutin
- 2004 •
- D
Rok uplatnění
D - Stať ve sborníku
3D numerical model of an ellipsoidal particle collision with a rough bed
The paper deals with 3D numerical model of an ellipsoidal particle collision with rough bed. The dependences of values of the particle translational and angular velocities immediately after the collision o...
BK - Mechanika tekutin
- 2008 •
- D
Rok uplatnění
D - Stať ve sborníku
2D Numerical Model of Channel Bed Formed of Randomly Distributed Spherical Particles
in fluid and stochastic process of its collision with bed, which is the stochastic part of a Monte-Carlo simulation. The channel bed is formed by spherical particles of non is of Gaussian type. The numerical metho...
BK - Mechanika tekutin
- 2006 •
- D
Rok uplatnění
D - Stať ve sborníku
2D numerical simulation of non-spherical particle collision with rough bed
The paper deals with a theoretical analysis of a collision of saltating solid particles of ellipsoid shape with a rough bed. Form known values of translational and rotational velocity of the particle and initial po...
BK - Mechanika tekutin
- 2005 •
- D
Rok uplatnění
D - Stať ve sborníku
Numerical model of non-spherical particle saltation
: the particle movement in fluid and the particle-bed collision. For the first stage a particle-bed collision and the contact point is defined using the contact zone way and the random-nu...
BK - Mechanika tekutin
- 2005 •
- D
Rok uplatnění
D - Stať ve sborníku
3D numerical model of the spherical particle saltation in a channel with a rough fixed bed
The paper describes a 3D numerical model of the spherical particle saltation. The particle free motion in water and the particle-bed collision were distinguished. A stochastic method of calculation of the ...
BK - Mechanika tekutin
- 2009 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
- 1 - 10 out of 39 702