Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach

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DŽEBO, Elvira ;ŽAGAR, Dušan ;ČETINA, Matjaž ;PETKOVŠEK, Gregor .
Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 59, n.10, p. 575-584, june 2018. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/sl/article/reducing-the-computational-time-of-the-smoothed-particle-hydrodynamics-method-with-a-coupled-2-d3-d-approach/>. Date accessed: 05 jul. 2020. 
doi:http://dx.doi.org/10.5545/sv-jme.2013.944.
Džebo, E., Žagar, D., Četina, M., & Petkovšek, G.
(2013).
Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach.
Strojniški vestnik - Journal of Mechanical Engineering, 59(10), 575-584.
doi:http://dx.doi.org/10.5545/sv-jme.2013.944
@article{sv-jmesv-jme.2013.944,
	author = {Elvira  Džebo and Dušan  Žagar and Matjaž  Četina and Gregor  Petkovšek},
	title = {Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {59},
	number = {10},
	year = {2013},
	keywords = {SPH method; 2-D/3-D coupling; free-surface flow},
	abstract = {Smoothed particle hydrodynamics (SPH) is a particle-based Lagrangian method that can be adapted for simulating free surface flows. The method is particularly suitable for phenomena in which the flow changes rapidly. A weakness of the SPH method is the very long computational time. However, this can be significantly reduced using new techniques. In this research, the two-dimensional (2-D) and three-dimensional (3-D) models Tis Isat, developed at the University of Ljubljana, were used with an appropriate coupling procedure. The new model was validated and calibrated against the results of laboratory experiments. The simulation results of the 2-D/3-D coupled model were compared to the measurements, to the results of the fully 3-D Tis Isat model and to the results of a one-dimensional (1-D) finite difference (FD) model. The performed SPH simulations showed good agreement with measurements and the 1-D model results in the symmetry axis of the channel. The two greatest advantages of the coupled model are a more realistic description of the water-level below the expansion and the significantly shorter computational time as a result of the adopted coupling procedure.},
	issn = {0039-2480},	pages = {575-584},	doi = {10.5545/sv-jme.2013.944},
	url = {https://www.sv-jme.eu/sl/article/reducing-the-computational-time-of-the-smoothed-particle-hydrodynamics-method-with-a-coupled-2-d3-d-approach/}
}
Džebo, E.,Žagar, D.,Četina, M.,Petkovšek, G.
2013 June 59. Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 59:10
%A Džebo, Elvira 
%A Žagar, Dušan 
%A Četina, Matjaž 
%A Petkovšek, Gregor 
%D 2013
%T Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach
%B 2013
%9 SPH method; 2-D/3-D coupling; free-surface flow
%! Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach
%K SPH method; 2-D/3-D coupling; free-surface flow
%X Smoothed particle hydrodynamics (SPH) is a particle-based Lagrangian method that can be adapted for simulating free surface flows. The method is particularly suitable for phenomena in which the flow changes rapidly. A weakness of the SPH method is the very long computational time. However, this can be significantly reduced using new techniques. In this research, the two-dimensional (2-D) and three-dimensional (3-D) models Tis Isat, developed at the University of Ljubljana, were used with an appropriate coupling procedure. The new model was validated and calibrated against the results of laboratory experiments. The simulation results of the 2-D/3-D coupled model were compared to the measurements, to the results of the fully 3-D Tis Isat model and to the results of a one-dimensional (1-D) finite difference (FD) model. The performed SPH simulations showed good agreement with measurements and the 1-D model results in the symmetry axis of the channel. The two greatest advantages of the coupled model are a more realistic description of the water-level below the expansion and the significantly shorter computational time as a result of the adopted coupling procedure.
%U https://www.sv-jme.eu/sl/article/reducing-the-computational-time-of-the-smoothed-particle-hydrodynamics-method-with-a-coupled-2-d3-d-approach/
%0 Journal Article
%R 10.5545/sv-jme.2013.944
%& 575
%P 10
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 59
%N 10
%@ 0039-2480
%8 2018-06-28
%7 2018-06-28
Džebo, Elvira, Dušan  Žagar, Matjaž  Četina, & Gregor  Petkovšek.
"Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach." Strojniški vestnik - Journal of Mechanical Engineering [Online], 59.10 (2013): 575-584. Web.  05 Jul. 2020
TY  - JOUR
AU  - Džebo, Elvira 
AU  - Žagar, Dušan 
AU  - Četina, Matjaž 
AU  - Petkovšek, Gregor 
PY  - 2013
TI  - Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2013.944
KW  - SPH method; 2-D/3-D coupling; free-surface flow
N2  - Smoothed particle hydrodynamics (SPH) is a particle-based Lagrangian method that can be adapted for simulating free surface flows. The method is particularly suitable for phenomena in which the flow changes rapidly. A weakness of the SPH method is the very long computational time. However, this can be significantly reduced using new techniques. In this research, the two-dimensional (2-D) and three-dimensional (3-D) models Tis Isat, developed at the University of Ljubljana, were used with an appropriate coupling procedure. The new model was validated and calibrated against the results of laboratory experiments. The simulation results of the 2-D/3-D coupled model were compared to the measurements, to the results of the fully 3-D Tis Isat model and to the results of a one-dimensional (1-D) finite difference (FD) model. The performed SPH simulations showed good agreement with measurements and the 1-D model results in the symmetry axis of the channel. The two greatest advantages of the coupled model are a more realistic description of the water-level below the expansion and the significantly shorter computational time as a result of the adopted coupling procedure.
UR  - https://www.sv-jme.eu/sl/article/reducing-the-computational-time-of-the-smoothed-particle-hydrodynamics-method-with-a-coupled-2-d3-d-approach/
@article{{sv-jme}{sv-jme.2013.944},
	author = {Džebo, E., Žagar, D., Četina, M., Petkovšek, G.},
	title = {Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {59},
	number = {10},
	year = {2013},
	doi = {10.5545/sv-jme.2013.944},
	url = {https://www.sv-jme.eu/sl/article/reducing-the-computational-time-of-the-smoothed-particle-hydrodynamics-method-with-a-coupled-2-d3-d-approach/}
}
TY  - JOUR
AU  - Džebo, Elvira 
AU  - Žagar, Dušan 
AU  - Četina, Matjaž 
AU  - Petkovšek, Gregor 
PY  - 2018/06/28
TI  - Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 59, No 10 (2013): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2013.944
KW  - SPH method, 2-D/3-D coupling, free-surface flow
N2  - Smoothed particle hydrodynamics (SPH) is a particle-based Lagrangian method that can be adapted for simulating free surface flows. The method is particularly suitable for phenomena in which the flow changes rapidly. A weakness of the SPH method is the very long computational time. However, this can be significantly reduced using new techniques. In this research, the two-dimensional (2-D) and three-dimensional (3-D) models Tis Isat, developed at the University of Ljubljana, were used with an appropriate coupling procedure. The new model was validated and calibrated against the results of laboratory experiments. The simulation results of the 2-D/3-D coupled model were compared to the measurements, to the results of the fully 3-D Tis Isat model and to the results of a one-dimensional (1-D) finite difference (FD) model. The performed SPH simulations showed good agreement with measurements and the 1-D model results in the symmetry axis of the channel. The two greatest advantages of the coupled model are a more realistic description of the water-level below the expansion and the significantly shorter computational time as a result of the adopted coupling procedure.
UR  - https://www.sv-jme.eu/sl/article/reducing-the-computational-time-of-the-smoothed-particle-hydrodynamics-method-with-a-coupled-2-d3-d-approach/
Džebo, Elvira, Žagar, Dušan, Četina, Matjaž, AND Petkovšek, Gregor.
"Reducing the Computational Time of the Smoothed Particle Hydrodynamics Method with a Coupled 2-D/3-D Approach" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 59 Number 10 (28 June 2018)

Avtorji

Inštitucije

  • University of Ljubljana, Faculty of Civil and Geodetic Engineering, Slovenia 1
  • HR Wallingford, UK 2

Informacije o papirju

Strojniški vestnik - Journal of Mechanical Engineering 59(2013)10, 575-584

https://doi.org/10.5545/sv-jme.2013.944

Smoothed particle hydrodynamics (SPH) is a particle-based Lagrangian method that can be adapted for simulating free surface flows. The method is particularly suitable for phenomena in which the flow changes rapidly. A weakness of the SPH method is the very long computational time. However, this can be significantly reduced using new techniques. In this research, the two-dimensional (2-D) and three-dimensional (3-D) models Tis Isat, developed at the University of Ljubljana, were used with an appropriate coupling procedure. The new model was validated and calibrated against the results of laboratory experiments. The simulation results of the 2-D/3-D coupled model were compared to the measurements, to the results of the fully 3-D Tis Isat model and to the results of a one-dimensional (1-D) finite difference (FD) model. The performed SPH simulations showed good agreement with measurements and the 1-D model results in the symmetry axis of the channel. The two greatest advantages of the coupled model are a more realistic description of the water-level below the expansion and the significantly shorter computational time as a result of the adopted coupling procedure.

SPH method; 2-D/3-D coupling; free-surface flow