Calibration of a mathematical model of Marukh Glacier, Western Caucasus

Considered in the paper, three-dimentsional mathematical model of dynamics of Marukh Glacier, Western Caucasus. Block structure of the model and interaction between blocs is described. Key model parameters are calibrated using field radio-echo-sounding, topographic and gravimetrical measurements, as...

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Main Authors: О. О. Rybak, Е. А. Rybak, S. S. Kutuzov, I. I. Lavrentiev, P. А. Morozova
Format: Article
Language:Russian
Published: Nauka 2015-05-01
Series:Лëд и снег
Subjects:
Online Access:https://ice-snow.igras.ru/jour/article/view/164
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author О. О. Rybak
Е. А. Rybak
S. S. Kutuzov
I. I. Lavrentiev
P. А. Morozova
author_facet О. О. Rybak
Е. А. Rybak
S. S. Kutuzov
I. I. Lavrentiev
P. А. Morozova
author_sort О. О. Rybak
collection DOAJ
description Considered in the paper, three-dimentsional mathematical model of dynamics of Marukh Glacier, Western Caucasus. Block structure of the model and interaction between blocs is described. Key model parameters are calibrated using field radio-echo-sounding, topographic and gravimetrical measurements, as well as observations on surface air temperature and precipitation amount at Klukhorsky Pereval meteostation, closest to the glacier. We determine meanings of parameters favourable to minimum deviations between calculated and observed flow velocities and normalized surface mass balance. The model is supposed to be used in future for prognostic calculations of Caucasus glacier evolution in changing climatic conditions.
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spelling doaj.art-d33c6197dee44ef1a51de09a89d9485e2023-03-13T08:01:17ZrusNaukaЛëд и снег2076-67342412-37652015-05-0155292010.15356/2076-6734-2015-2-9-20158Calibration of a mathematical model of Marukh Glacier, Western CaucasusО. О. Rybak0Е. А. Rybak1S. S. Kutuzov2I. I. Lavrentiev3P. А. Morozova4Институт природно-технических систем РАН, Сочи; Сочинский научно-исследовательский центр РАН; Earth System Sciences and Department of Geography, Vrije Universiteit Brussel, Брюссель;Институт природно-технических систем РАН, Сочи; Сочинский научно-исследовательский центр РАН;Институт географии РАН, МоскваИнститут географии РАН, МоскваИнститут географии РАН, МоскваConsidered in the paper, three-dimentsional mathematical model of dynamics of Marukh Glacier, Western Caucasus. Block structure of the model and interaction between blocs is described. Key model parameters are calibrated using field radio-echo-sounding, topographic and gravimetrical measurements, as well as observations on surface air temperature and precipitation amount at Klukhorsky Pereval meteostation, closest to the glacier. We determine meanings of parameters favourable to minimum deviations between calculated and observed flow velocities and normalized surface mass balance. The model is supposed to be used in future for prognostic calculations of Caucasus glacier evolution in changing climatic conditions.https://ice-snow.igras.ru/jour/article/view/164баланс массыгорный ледникдеформация льдакавказклиматматематическая модельосадкиприземная температура воздухатечение льда.
spellingShingle О. О. Rybak
Е. А. Rybak
S. S. Kutuzov
I. I. Lavrentiev
P. А. Morozova
Calibration of a mathematical model of Marukh Glacier, Western Caucasus
Лëд и снег
баланс массы
горный ледник
деформация льда
кавказ
климат
математическая модель
осадки
приземная температура воздуха
течение льда.
title Calibration of a mathematical model of Marukh Glacier, Western Caucasus
title_full Calibration of a mathematical model of Marukh Glacier, Western Caucasus
title_fullStr Calibration of a mathematical model of Marukh Glacier, Western Caucasus
title_full_unstemmed Calibration of a mathematical model of Marukh Glacier, Western Caucasus
title_short Calibration of a mathematical model of Marukh Glacier, Western Caucasus
title_sort calibration of a mathematical model of marukh glacier western caucasus
topic баланс массы
горный ледник
деформация льда
кавказ
климат
математическая модель
осадки
приземная температура воздуха
течение льда.
url https://ice-snow.igras.ru/jour/article/view/164
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AT earybak calibrationofamathematicalmodelofmarukhglacierwesterncaucasus
AT sskutuzov calibrationofamathematicalmodelofmarukhglacierwesterncaucasus
AT iilavrentiev calibrationofamathematicalmodelofmarukhglacierwesterncaucasus
AT pamorozova calibrationofamathematicalmodelofmarukhglacierwesterncaucasus