Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid

578 Ogledov
190 Prenosov
Izvoz citacije: ABNT
ČETINA, Matjaž ;KRZYK, Mario .
Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 49, n.3, p. 161-172, july 2017. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/sl/article/two-dimensional-modelling-of-debris-flow-movement-in-log-pod-mangartom-as-an-example-of-a-non-newtonian-fluid/>. Date accessed: 18 jan. 2020. 
doi:http://dx.doi.org/.
Četina, M., & Krzyk, M.
(2003).
Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid.
Strojniški vestnik - Journal of Mechanical Engineering, 49(3), 161-172.
doi:http://dx.doi.org/
@article{.,
	author = {Matjaž  Četina and Mario  Krzyk},
	title = {Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {49},
	number = {3},
	year = {2003},
	keywords = {debris flow; mathematical models; non-Newtonian fluids; torrent control; },
	abstract = {Mathematical models have been used for simulations of the landslide (debris flow) below Stože that occurred in November 2000, and destroyed part of the village of Log pod Mangartom. The one-dimensional model, DEBRIF1D, was first used for simulations along the upper part of the affected region, where the debris flow was mainly in a narrow canyon. Hydrographs of the debris-flow discharge at the upstream end of the affected village of Log pod Mangartom were thus determined for possible future landslides. Two-dimensional simulations of the debris flow in the village were carried out using two models: PCFLOW2D, developed at the University of Ljubljana; and a commercial model, FLO-2D. The three models were successfully calibrated using field measurements of the debris-flow inundation limits, taking into account the results of geo-mechanical laboratory experiments. The sensitivity analysis of the two-dimensional model PCFLOW2D with different grid sizes and two different outflow boundary conditions was also made. The validity of the quadratic equation expressing the resistance of the non-Newtonian Bingham plastic fluid model was roughly confirmed, even for changing flow regimes. The models were used successfully to determine the measures for the future protection of the village of Log pod Mangartom. The most effective measure is the removal of debris mass, which was deposited after the last landslide in the stream along side the village, so that the future debris flows will move through or will be deposited.},
	issn = {0039-2480},	pages = {161-172},	doi = {},
	url = {https://www.sv-jme.eu/sl/article/two-dimensional-modelling-of-debris-flow-movement-in-log-pod-mangartom-as-an-example-of-a-non-newtonian-fluid/}
}
Četina, M.,Krzyk, M.
2003 July 49. Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 49:3
%A Četina, Matjaž 
%A Krzyk, Mario 
%D 2003
%T Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid
%B 2003
%9 debris flow; mathematical models; non-Newtonian fluids; torrent control; 
%! Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid
%K debris flow; mathematical models; non-Newtonian fluids; torrent control; 
%X Mathematical models have been used for simulations of the landslide (debris flow) below Stože that occurred in November 2000, and destroyed part of the village of Log pod Mangartom. The one-dimensional model, DEBRIF1D, was first used for simulations along the upper part of the affected region, where the debris flow was mainly in a narrow canyon. Hydrographs of the debris-flow discharge at the upstream end of the affected village of Log pod Mangartom were thus determined for possible future landslides. Two-dimensional simulations of the debris flow in the village were carried out using two models: PCFLOW2D, developed at the University of Ljubljana; and a commercial model, FLO-2D. The three models were successfully calibrated using field measurements of the debris-flow inundation limits, taking into account the results of geo-mechanical laboratory experiments. The sensitivity analysis of the two-dimensional model PCFLOW2D with different grid sizes and two different outflow boundary conditions was also made. The validity of the quadratic equation expressing the resistance of the non-Newtonian Bingham plastic fluid model was roughly confirmed, even for changing flow regimes. The models were used successfully to determine the measures for the future protection of the village of Log pod Mangartom. The most effective measure is the removal of debris mass, which was deposited after the last landslide in the stream along side the village, so that the future debris flows will move through or will be deposited.
%U https://www.sv-jme.eu/sl/article/two-dimensional-modelling-of-debris-flow-movement-in-log-pod-mangartom-as-an-example-of-a-non-newtonian-fluid/
%0 Journal Article
%R 
%& 161
%P 12
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 49
%N 3
%@ 0039-2480
%8 2017-07-07
%7 2017-07-07
Četina, Matjaž, & Mario  Krzyk.
"Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid." Strojniški vestnik - Journal of Mechanical Engineering [Online], 49.3 (2003): 161-172. Web.  18 Jan. 2020
TY  - JOUR
AU  - Četina, Matjaž 
AU  - Krzyk, Mario 
PY  - 2003
TI  - Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 
KW  - debris flow; mathematical models; non-Newtonian fluids; torrent control; 
N2  - Mathematical models have been used for simulations of the landslide (debris flow) below Stože that occurred in November 2000, and destroyed part of the village of Log pod Mangartom. The one-dimensional model, DEBRIF1D, was first used for simulations along the upper part of the affected region, where the debris flow was mainly in a narrow canyon. Hydrographs of the debris-flow discharge at the upstream end of the affected village of Log pod Mangartom were thus determined for possible future landslides. Two-dimensional simulations of the debris flow in the village were carried out using two models: PCFLOW2D, developed at the University of Ljubljana; and a commercial model, FLO-2D. The three models were successfully calibrated using field measurements of the debris-flow inundation limits, taking into account the results of geo-mechanical laboratory experiments. The sensitivity analysis of the two-dimensional model PCFLOW2D with different grid sizes and two different outflow boundary conditions was also made. The validity of the quadratic equation expressing the resistance of the non-Newtonian Bingham plastic fluid model was roughly confirmed, even for changing flow regimes. The models were used successfully to determine the measures for the future protection of the village of Log pod Mangartom. The most effective measure is the removal of debris mass, which was deposited after the last landslide in the stream along side the village, so that the future debris flows will move through or will be deposited.
UR  - https://www.sv-jme.eu/sl/article/two-dimensional-modelling-of-debris-flow-movement-in-log-pod-mangartom-as-an-example-of-a-non-newtonian-fluid/
@article{{}{.},
	author = {Četina, M., Krzyk, M.},
	title = {Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {49},
	number = {3},
	year = {2003},
	doi = {},
	url = {https://www.sv-jme.eu/sl/article/two-dimensional-modelling-of-debris-flow-movement-in-log-pod-mangartom-as-an-example-of-a-non-newtonian-fluid/}
}
TY  - JOUR
AU  - Četina, Matjaž 
AU  - Krzyk, Mario 
PY  - 2017/07/07
TI  - Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 49, No 3 (2003): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 
KW  - debris flow, mathematical models, non-Newtonian fluids, torrent control, 
N2  - Mathematical models have been used for simulations of the landslide (debris flow) below Stože that occurred in November 2000, and destroyed part of the village of Log pod Mangartom. The one-dimensional model, DEBRIF1D, was first used for simulations along the upper part of the affected region, where the debris flow was mainly in a narrow canyon. Hydrographs of the debris-flow discharge at the upstream end of the affected village of Log pod Mangartom were thus determined for possible future landslides. Two-dimensional simulations of the debris flow in the village were carried out using two models: PCFLOW2D, developed at the University of Ljubljana; and a commercial model, FLO-2D. The three models were successfully calibrated using field measurements of the debris-flow inundation limits, taking into account the results of geo-mechanical laboratory experiments. The sensitivity analysis of the two-dimensional model PCFLOW2D with different grid sizes and two different outflow boundary conditions was also made. The validity of the quadratic equation expressing the resistance of the non-Newtonian Bingham plastic fluid model was roughly confirmed, even for changing flow regimes. The models were used successfully to determine the measures for the future protection of the village of Log pod Mangartom. The most effective measure is the removal of debris mass, which was deposited after the last landslide in the stream along side the village, so that the future debris flows will move through or will be deposited.
UR  - https://www.sv-jme.eu/sl/article/two-dimensional-modelling-of-debris-flow-movement-in-log-pod-mangartom-as-an-example-of-a-non-newtonian-fluid/
Četina, Matjaž, AND Krzyk, Mario.
"Two-Dimensional Modelling of Debris-Flow Movement in Log pod Mangartom as an Example of a Non-Newtonian Fluid" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 49 Number 3 (07 July 2017)

Avtorji

Inštitucije

  • University of Ljubljana, Faculty of Civil and Geodetic Engineering, Slovenia
  • University of Ljubljana, Faculty of Civil and Geodetic Engineering, Slovenia

Informacije o papirju

Strojniški vestnik - Journal of Mechanical Engineering 49(2003)3, 161-172

Mathematical models have been used for simulations of the landslide (debris flow) below Stože that occurred in November 2000, and destroyed part of the village of Log pod Mangartom. The one-dimensional model, DEBRIF1D, was first used for simulations along the upper part of the affected region, where the debris flow was mainly in a narrow canyon. Hydrographs of the debris-flow discharge at the upstream end of the affected village of Log pod Mangartom were thus determined for possible future landslides. Two-dimensional simulations of the debris flow in the village were carried out using two models: PCFLOW2D, developed at the University of Ljubljana; and a commercial model, FLO-2D. The three models were successfully calibrated using field measurements of the debris-flow inundation limits, taking into account the results of geo-mechanical laboratory experiments. The sensitivity analysis of the two-dimensional model PCFLOW2D with different grid sizes and two different outflow boundary conditions was also made. The validity of the quadratic equation expressing the resistance of the non-Newtonian Bingham plastic fluid model was roughly confirmed, even for changing flow regimes. The models were used successfully to determine the measures for the future protection of the village of Log pod Mangartom. The most effective measure is the removal of debris mass, which was deposited after the last landslide in the stream along side the village, so that the future debris flows will move through or will be deposited.

debris flow; mathematical models; non-Newtonian fluids; torrent control;