Exploració per autor "Hurlimann Ziegler, Marcel"
Ara es mostren els items 21-40 de 78
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Debris-flow monitoring at the Rebaixader torrent, Central Pyrenees, Spain: results on initiation, volume and dynamic behaviour
Hurlimann Ziegler, Marcel; Abanco Martínez de Arenzana, Claudia; Moya Sánchez, José (Springer, 2014)
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Accés restringit per política de l'editorialThe sophisticated monitoring system installed in the Rebaixader catchment incorporates a total of 6 different stations: four stations recording information on the initiation mechanisms (two meteorological stations and two ... -
Debris-flow monitoring for the set-up of a warning and alarm system: experiences from the pyrenees
Hurlimann Ziegler, Marcel; Abanco Martínez de Arenzana, Claudia; Moya Sánchez, José; Berenguer Ferrer, Marc; Vilajosana, Ignasi (2016-08)
Article
Accés restringit per política de l'editorialDebris-flow monitoring sites provide many important inputs on their mechanics and strongly improved the understanding on this hazardous process. Monitoring data are the basis for future early warning systems (EWS) and alarm ... -
Debris-flow susceptibility analysis using fluvio-morphological parameters and data mining: application to the Central-Eastern Pyrenees
Chevalier, Guillaume Gerard; Medina Iglesias, Vicente César de; Hurlimann Ziegler, Marcel; Bateman Pinzón, Allen (2013-06)
Article
Accés restringit per política de l'editorialBased on debris-flow inventories and using a geographical information system, the susceptibility models presented here take into account fluvio-morphologic parameters, gathered for every first-order catchment. Data mining ... -
Debris-flow susceptibility assessment at regional scale : Validation on an alpine environment
Bregoli, Francesco; Medina Iglesias, Vicente César de; Chevalier, Guillaume Gerard; Hurlimann Ziegler, Marcel; Bateman Pinzón, Allen (2014-08)
Article
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DebrisInterMixing-2.3: a Finite Volume solver for three dimensional debris flow simulations based on a single calibration parameter – Part 2: Model validation
von Boetticher, A.; Turowski, J; McArdell, Brian, W; Rickenmann, Dieter; Hurlimann Ziegler, Marcel; Scheidl, Christian; Kirchner, J (2015-08)
Article
Accés obertHere we present the validation of the fluid dynamic solver presented in part one of this work (von Boetticher et al., 2015), simulating laboratory-scale and large-scale debris-flow experiments. The material properties of ... -
DebrisInterMixing-2.3: a finite volume solver for three-dimensional debris-flow simulations with two calibration parameters. Part 2: Model validation with experiments
von Boetticher, A.; Turowski, J; McArdell, Brian, W; Rickenmann, Dieter; Hurlimann Ziegler, Marcel; Scheidl, Christian; Kirchner, J (2017-11)
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Accés obertHere, we present validation tests of the fluid dynamic solver presented in von Boetticher et al. (2016), simulating both laboratory-scale and large-scale debris-flow experiments. The new solver combines a Coulomb viscoplastic ... -
Desarrollo de herramientas para la evaluación preliminar de la peligrosidad de corrientes detríticas
Bregoli, Francesco; Bateman Pinzón, Allen; Medina Iglesias, Vicente César de; Hurlimann Ziegler, Marcel (2010)
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Accés restringit per política de l'editorialCon el objetivo de proporcionar recomendaciones para la alerta temprana de fenómenos potencialmente desencadenantes de corrientes detríticas (“Debris Flow”), uno de los temas principales es la identificación preliminar de ... -
Description and analysis of the debris flows occurred during 2008 in the Eastern Pyrenees
Portilla, Modesto; Chevalier, Guillaume Gerard; Hurlimann Ziegler, Marcel (2010)
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Accés obertRainfall-triggered landslides taking place in the Spanish Eastern Pyrenees have usually been analysed on a regional scale. Most research focussed either on terrain susceptibility or on the characteristics of the critical ... -
Development of preliminary assessment tools to evaluate debris flow risks
Bregoli, Francesco; Ciervo, F.; Medina Iglesias, Vicente César de; Bateman Pinzón, Allen; Hurlimann Ziegler, Marcel; Chevalier, Guillaume Gerard; Papa, M. (Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), 2010)
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Accés obertIn the framework of the IMPRINTS European Research Project (FP7), a toolbox for fast assessment of debris flow hazard has been developed. The aim of this toolbox is to implement different existing models inside a common ... -
Efecto de la orientación en la respuesta de taludes ante acciones climáticas: experimento de campo y modelación
Villarraga, Claudia; Guazichaca, V.; Oorthuis Gómez, Raül; Vaunat, Jean; Lloret Morancho, Antonio; Hurlimann Ziegler, Marcel (2022)
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Accés obertEn este artículo, se presenta un experimento de campo diseñado para estudiar los fenómenos de interacción termo-hidráulicos suelo-atmosfera en taludes de dos orientaciones distintas: norte y sur. El experimento consiste ... -
Effect of climate change on slope stability: a numerical analysis using predictions of the Catalan Pyrenees
Rodríguez, Stephania; Puig i Polo, Càrol; Lloret Morancho, Antonio; Vaunat, Jean; Hurlimann Ziegler, Marcel (International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE), 2021)
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Accés obertThe effect of climate change on soil loss processes in mountainous areas represents a current and critical problem. In this work, this issue is addressed through the analysis of the stability of different types of slopes ... -
Effect of density and total weight on flow depth, velocity, and stresses in loess debris flows
Shu, Heping; Ma, Jinzhu; Yu, Haichao; Hurlimann Ziegler, Marcel (2018-12)
Article
Accés obertDebris flows that involve loess material produce important damage around the world. However, the kinematics of such processes are poorly understood. To better understand these kinematics, we used a flume to measure the ... -
Effect of land cover and climate changes on rainfall-induced landslides: regional-scale modelling in the Val d’Aran (Pyrenees, Spain)
Hurlimann Ziegler, Marcel; Medina Iglesias, Vicente César de; Lloret Morancho, Antonio; Vaunat, Jean; Puig i Polo, Càrol; Moya Sánchez, José (International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE), 2021)
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Accés obertThe analysis of the impacts of future environmental changes on rainfall-induced landslides is of great importance. Recent studies have shown that these changes will affect the frequency and magnitude of shallow slides and ... -
El barranco de Portainé (Pirineo central): un laboratorio in situ completo para el estudio de la actividad torrencial
Pinyol Guamis, Jordi; Hurlimann Ziegler, Marcel; Furdada Bellavista, Glòria; Palau, Rosa M.; Victoriano, Ane; Gonzalez Díaz, Marta; Moya Sánchez, José; Raïmat, Carles; Fañanas Aguilera, Carles (International Centre for Numerical Methods in Engineering (CIMNE), 2017)
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Accés obertEntre 2006 y 2015, el barranco de Portainé y su afluente, el barranco de Reguerals (comarca del Pallars Sobirà, Pirineos de Lleida), han presentado una intensa actividad torrencial. Durante este periodo se han producido ... -
Elaboration of a magnitude-frequency relationship for debris flows by aerial photographs: case study from a national park in the Spanish Pyrenees
Hurlimann Ziegler, Marcel; Chevalier, Guillaume Gerard; Moya Sánchez, José; Abanco Martínez de Arenzana, Claudia; Llorens, Marc (CRC Press, 2012)
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Accés restringit per política de l'editorialMagnitude—frequency relationships provide essential information for landslide hazard and risk analysis. A debris-flow inventory was created in the “Aigüestortes i Estany de Sant Maurici” National Park in the Central ... -
Estimación de la erosión producida por las corrientes de derrubios mediante técnicas de minería de datos con datos de campo y topográficos
Abanco Martínez de Arenzana, Claudia; Hurlimann Ziegler, Marcel (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2013)
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Accés obertLa erosión del lecho es un proceso común de las corrientes de derrubios, y aumenta considerablemente el volumen de éstas. En este estudio se analizan datos geomorfológicos y topográficos obtenidos de 17 torrentes donde ... -
Estimación de la magnitud de procesos torrenciales mediante diferentes técnicas geomáticas: aplicación a la cuenca El Rebaixader (Pirineo Central)
Hurlimann Ziegler, Marcel; Buill Pozuelo, Felipe; Núñez Andrés, María Amparo; López, J; Abanco Martínez de Arenzana, Claudia; Moya Sánchez, José; Bonet, J (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2013)
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Accés obertLos procesos torrenciales como corrientes de derrubios o flujos hiperconcentrados pueden cambiar fuertemente la morfología de una cuenca vertiente, y las técnicas geomáticas son una herramienta ideal para determinar y ... -
Estimate of the debris-flow entrainment using field and topographical data
Abanco Martínez de Arenzana, Claudia; Hurlimann Ziegler, Marcel (2014)
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Accés restringit per política de l'editorialThe entrainment of material is a common process in debris-flow behaviour and can strongly increase its total volume. However, due to the complex nature of the process, the exact mechanisms of entrainment have not yet been ... -
Estudio de la estabilidad de edificios volcánicos mediante la utilización de sistemas de clasificación geomecánica y análisis con modelos analíticos y numéricos
del Potro, Rodrigo; Hurlimann Ziegler, Marcel (2009)
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Accés restringit per política de l'editorialLarge volcano sector and flank collapse events are amongst the most devastating geological processes and thus pose an important threat to nearby and far away populations. These landslides can incorporate up to hundreds of ... -
Evaluación del riesgo volcánico en Tenerife, Islas Canarias. Resultados del análisis de susceptibilidad
Cornella, O; Santacana, N; Felpeto, A; Martí, J; Hurlimann Ziegler, Marcel (UNEX, 2003)
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Accés obertLos mapas de riesgo han demostrado ser una herramienta útil para poder pronosticar y disminuir el tiempo de respuesta respecto a los procesos naturales catastróficos. Las erupciones volcánicas representan para la sociedad ...