Your search for Subject "triggering"resulted in 29 records.
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- Title: Artificial Avalanche Release and the Probability of Triggering Secondary Avalanches
- Date: 2013-10-07
- Authors: Lukas Stoffel, Stefan Margreth, Jurg Schweizer
- Description: Today, avalanches are often artificially triggered to protect ski areas and to some extent, transportation routes and residential areas. During avalan...
- Object ID: ISSW13_paper_O1-14.pdf
- Keywords: artificial release of avalanches, secondary avalanches, application of artificial avalanche release, safety concept
- View additional details about Artificial Avalanche Release and the Probability of Triggering Secondary Avalanches
- Title: Peut-On Identifier des Conditions Favorables au Départ d’Avalanches de Plaques de Fond en Neige Sèche Grâce à la Modélisation de la Neige?
- Date: 2013-10-07
- Authors: Gilles Brunot
- Description: The conditions of natural triggering of full-depth slab avalanches are not well known. The mechanism is complex , due to creep phenomena which are ver...
- Object ID: ISSW13_paper_P1-02.pdf
- Keywords: full depth avalanche, favourable conditions, triggering, modelling
- View additional details about Peut-On Identifier des Conditions Favorables au Départ d’Avalanches de Plaques de Fond en Neige Sèche Grâce à la Modélisation de la Neige?
- Title: Modeling a Fluid/Solid Transition in Snow Weak Layers Application to Snow Avalanche Release
- Date: 2013-10-07
- Authors: François Louchet, Alain Duclos, Stephane Caffo
- Description: A transition between solid and a fluid-like phases was evidenced and studied in the
material made of loose ice crystals involved in snow avalanche re...
- Object ID: ISSW13_paper_P1-11.pdf
- Keywords: slab, triggering, weak layer, collapse, shear, whumpf
- View additional details about Modeling a Fluid/Solid Transition in Snow Weak Layers Application to Snow Avalanche Release
- Title: Evolution of Explosives and Safety Improvement in the Avalanche
- Date: 2013-10-07
- Authors: COSTECALDE Vincent
- Description: The avalanche triggering has long done with explosives. The use of these products can
effectively produce a shock wave powerful enough to do from an ...
- Object ID: ISSW13_paper_P1-53.pdf
- Keywords: explosives, emulsion, non-electric detonators, safety
- View additional details about Evolution of Explosives and Safety Improvement in the Avalanche
- Title: Improvement and Tracking of Helicopter Avalanche Triggering
- Date: 2013-10-07
- Authors: Jean Marc Neuville, Julien Aboulin, David Poulet, Bruno Farizy, Vincent Hélary, Roland Didier, Xavier Gallot-Lavallée
- Description: This new concept called DaisyTrack is a registration unit complementary to the helicopter triggering system DaisyBell. It enables the person in charge...
- Object ID: ISSW13_paper_P1-64.pdf
- Keywords: preventive avalanche release, gas, traceability, geolocalisation
- View additional details about Improvement and Tracking of Helicopter Avalanche Triggering
- Title: Wet Snow Instabilities – Multiple Approaches to Lift the Veil
- Date: 2013-10-07
- Authors: Thomas Wiesinger, Martin Oberhammer, Johann Seiwald, Stefan Koch
- Description: Wet snow avalanches are notoriously difficult to predict, since their formation mechanism is poorly understood and because the material snow is exactl...
- Object ID: ISSW13_paper_P1-70.pdf
- Keywords: wet snow, liquid water content, ground penetrating radar, artificial triggering
- View additional details about Wet Snow Instabilities – Multiple Approaches to Lift the Veil
- Title: Retrieving Avalanche Basal Friction Law From High Rate Positioning of Avalanches
- Date: 2013-10-07
- Authors: Pulfer G., Naaim M., Thibert E., Soruco A.
- Description: The Voellmy avalanche basal friction parameters are retrieved from high rate positioning of artificially released avalanches. Two dense snow avalanche...
- Object ID: ISSW13_paper_P2-53.pdf
- Keywords: friction parameters, avalanches, front dynamics, photogrammetry, voellmy, rheology
- View additional details about Retrieving Avalanche Basal Friction Law From High Rate Positioning of Avalanches
- Title: Lautaret Avalanche Test Site: Outcomes from the 11th April 2012 Event
- Date: 2012
- Authors: Xavier Ravanat, Hervé Bellot, Frederic Ousset, Emmanuel Thibert, Mohamed Naaim
- Description: The Lautaret full-scale avalanche test site has been used by Cemagref-Irstea since the early 70’s. The first studies were dedicated to avalanch...
- Object ID: issw-2012-622-627.pdf
- Keywords: snow, avalanche, experimental test-site, propagation model
- View additional details about Lautaret Avalanche Test Site: Outcomes from the 11th April 2012 Event
- Title: Potential Dry Slab Avalanche Trigger Zones on Wind-Affected Slopes
- Date: 2012
- Authors: Markus Eckerstorfer, Wesley R. Farnsworth, Karl W. Birkeland
- Description: Experience suggests that shallow, steep zones on slopes are likely spots for artificially triggering slab avalanches. However, a scientific understand...
- Object ID: issw-2012-462-466.pdf
- Keywords: slope, release zones, weak layer
- View additional details about Potential Dry Slab Avalanche Trigger Zones on Wind-Affected Slopes
- Title: Avalanche Triggering by Sound: Myth and Truth
- Date: 2009
- Authors: Benjamin Reuter, Jürg Schweizer
- Description: It remains a popular myth that avalanches can be triggered by noise. We will take a
closer look and compare the impact of sound, the supersonic boom ...
- Object ID: issw-2009-0330-0333.pdf
- Keywords: snow avalanche, avalanche release, explosive control
- View additional details about Avalanche Triggering by Sound: Myth and Truth
- Title: Estimating the Forecasting Success of Artificially Triggering of Avalanches with the Combination of Cluster and Discriminant Analysis
- Date: 2009
- Authors: Reinhard Fromm
- Description: Meteorological conditions play an important role for the mechanical stability of the
snowpack. Statistical algorithms can be used to determine the li...
- Object ID: issw-2009-0366-0370.pdf
- Keywords: avalanche forecast, cluster analysis, discriminant analysis
- View additional details about Estimating the Forecasting Success of Artificially Triggering of Avalanches with the Combination of Cluster and Discriminant Analysis
- Title: Character of Naturally Triggered Avalanches and Cornice Failures
- Date: 2008-09-22
- Authors: Robert A. Burrows, David M. Mcclung
- Description: Three meteorologically-related triggers of slab avalanches and cornice failure are observed by avalanche workers: (1) Snow loading during storm and wi...
- Object ID: P__8198.pdf
- Keywords: snow stability, avalanche, cornice, avalanche trigger
- View additional details about Character of Naturally Triggered Avalanches and Cornice Failures
- Title: Slab Avalanche Triggering: A Combination of Four Basic Phenomena in Series
- Date: 2006
- Authors: Alain Duclos, François Louchet
- Description: There is still a significant gap between models describing slab avalanche
triggering mechanisms and practical field applications in terms of risk pre...
- Object ID: issw-2006-101-106.pdf
- Keywords: avalanche triggering, crack propagation, avalanche program
- View additional details about Slab Avalanche Triggering: A Combination of Four Basic Phenomena in Series
- Title: Cellular Automaton Modelling of Slab Avalanche Triggering Mechanisms: From the Universal Statistical Behaviour to Particular Cases
- Date: 2006
- Authors: J. Faillettaz, F. Louchet, J-R. Grasso
- Description: Modelling avalanche release is a long lasting challenge. Despite a general agreement on the basic mechanisms responsible for avalanche release, determ...
- Object ID: issw-2006-174-180.pdf
- Keywords: snow, avalanches, cellular automata, statistical physics, variability, criticality
- View additional details about Cellular Automaton Modelling of Slab Avalanche Triggering Mechanisms: From the Universal Statistical Behaviour to Particular Cases
- Title: Man-Made Snow Avalanches in the Eastern United States
- Date: 2004
- Authors: Roger H. Damon, Jr.
- Description: Avalanches of man-made snow occurring naturally, or triggered by skiers or snow-making personnel, have destroyed property and caused physical injury i...
- Object ID: issw-2004-647-655.pdf
- Keywords: man-made snow, triggering, metamorphism
- View additional details about Man-Made Snow Avalanches in the Eastern United States
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