Auteur | Rechercher : Barrette, P. D.; Rechercher : Lau, M.1; Rechercher : Phillips, R.; Rechercher : McKenna, R. F.; Rechercher : Jones, S. J. |
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Affiliation | - Conseil national de recherches du Canada
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Format | Texte, Article |
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Conférence | ETCE/OMAE 2000 Joint Conference, February 14-17, 2000, New Orleans, Louisiana |
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Sujet | conical structures |
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Résumé | This paper is a follow-up of a previous study on the interaction between upward-breaking conical structures and level ice in a centrifuge. New data were collected from a series of ten ice sheets grown at an inertial acceleration equivalent to 30 times Earth's gravity (30g). A small conical structure was driven against this ice, which ranged in thickness from 5 to 20 mm. Interaction velocities between the structure and the ice were 7,10,40 and 100 mm/s and inertial accelerations were 1 (noram gravity), 30, 60, 80 and 120g. Cones with slopes of 45, 60 and 75 deg. with respect to the horizontal were used. A description of ice rubble build-up against the cone is presented. The horizontal and vertical loads are compared with a prediction algorithm taking into account the 3D nature of the ice loads. The influence of displacement rates is also discussed. |
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Date de publication | 2000 |
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Dans | |
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Note | M. Jones était affilié avec le Conseil national de recherches du Canada, Institut de recherche environnementale et de technologie lorsqu’il a rédigé cet article. |
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Publications évaluées par des pairs | Oui |
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Identificateur | IR-2002-01 |
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Numéro du CNRC | NRC-IOT-5710 |
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Numéro NPARC | 8896143 |
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Exporter la notice | Exporter en format RIS |
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Signaler une correction | Signaler une correction (s'ouvre dans un nouvel onglet) |
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Identificateur de l’enregistrement | ea285b87-475f-47f8-a5d7-2fbeba30537d |
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Enregistrement créé | 2009-04-22 |
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Enregistrement modifié | 2020-03-26 |
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