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Your search for Subject acoustic emission monitoringresulted in 25 records.

Title: Snow Transport Rate: Field Measurements at Short Time Scales: Date: 2004; Authors: F.-X. Cierco, F. Naaim-Bouvet, H. Bellot; Description: So as to study snowdrift at short time scales on an experimental field located in lâ€™Alpe dâ€™Huez, France, at an elevation of 2700 meters...; Object ID: issw-2004-205-216.pdf; Keywords: snow drifting, snow engineering, acoustic sensors; View additional details about Snow Transport Rate: Field Measurements at Short Time Scales

Title: Results of Recent Infrasound Avalanche Monitoring Studies: Date: 2004; Authors: Ernest D. Scott, Christopher T. Hayward , Robert F. Kubichek, Jerry C. Hamann, John W. Pierre; Description: Results of recent infrasound avalanche monitoring studies have advanced technological capabilities and provided further understanding of technological...; Object ID: issw-2004-696-704.pdf; Keywords: avalanche monitoring, infrasound, signal, correlation, beamforming, array processing; View additional details about Results of Recent Infrasound Avalanche Monitoring Studies

Title: Infrasonic Monitoring of Avalanche Activity: Date: 2002; Authors: Ernest D. Scott, Craig Lance; Description: Avalanches have been shown to produce sub-audible acoustic pressure fluctuations in the low frequency infrasonic spectrum, but limited information tha...; Object ID: issw-2002-019-024.pdf; Keywords: avalanche monitoring, avalanche detection, infrasound; View additional details about Infrasonic Monitoring of Avalanche Activity

Title: New Snow in the Snow-Cover Model Snowpack: Date: 2002; Authors: Charles Fierz, Jordy Hendrikx, Michael Lehning, Fabienne Perret, Annouck Vrouwe; Description: A correct representation of new snow and its properties is crucial in order to initialize the simulation of snow-cover evolution. On the one hand, ad...; Object ID: issw-2002-328.pdf; Keywords: modeling, snow metamorphism, snow pack; View additional details about New Snow in the Snow-Cover Model Snowpack

Title: The Acoustic Snowdrift Sensor: Interests, Calibration and Results: Date: 2000; Authors: J.L. Michaux, F. Naaim-Bouvet, M. Naaim, G. Guyomarc'h; Description: During a drifting snow event, it seems to be important to know the flux of blowing snow. Indeed, the height of the snow accumulation in an avalanche d...; Object ID: issw-2000-390-395.pdf; Keywords: drifting snow, snowdrift, acoustic sensor, flux, threshold velocities; View additional details about The Acoustic Snowdrift Sensor: Interests, Calibration and Results

Title: The Remote Monitoring of Avalanche Activity: Date: 1996; Authors: G. Statham, A. Wilson, J. Kelly, R. Bilak; Description: Observing and recording avalanche activity is one of the most important factors when assessing snow stability and preparing a forecast. This informati...; Object ID: issw-1996-198-199.pdf; Keywords: starting zones, path, snow stability; View additional details about The Remote Monitoring of Avalanche Activity

Title: Monitoring Basin-Wide Snowmelt With Ablation Stakes: Date: 1988; Authors: Richard Kattelmann, Kelly Elder, Jeff Dozie; Description: Semi-weekly estimates of snowmelt generation were needed as part of a water balance study of a small alpine basin in the Sierra Nevada of California R...; Object ID: issw-1988-259-262.pdf; Keywords: glacier mass, snow cover, snowpack density, snowmelt generation, ablation data; View additional details about Monitoring Basin-Wide Snowmelt With Ablation Stakes

Title: Sensor Frequency, Wave Guide Orientation and Type, and Their Influence on Acoustic Emission Monitoring of Snow Pack Stability: Date: 1986; Authors: Robert J. Watters, Kirk Swanson; Description: Acoustic emission monitoring of the snow pack indicates that 1) acoustic emission rate is related to settlement, creep and snow loading rate; 2) snow ...; Object ID: issw-1986-081-085.pdf; Keywords: stability, snowpack, frequency, density, skiing activity; View additional details about Sensor Frequency, Wave Guide Orientation and Type, and Their Influence on Acoustic Emission Monitoring of Snow Pack Stability

Title: Seasonal Snow Cover Monitoring Using FMCW Radar: Date: 1986; Authors: H. Gubler, P. Weilenmann; Description: Stationary, ground-buried and mobile, sledge mounted FMCW radars have been used for five years to investigate snow stratigraphy. The systems have prov...; Object ID: issw-1986-087-097.pdf; Keywords: fmcw radars, stratigraphy, layering, meltwater, flow depth; View additional details about Seasonal Snow Cover Monitoring Using FMCW Radar

Title: Remote Instrumentation for Avalanche Warning Systems and Snow Cover Monitoring: Date: 1984; Authors: H. Gubler; Description: Different types of instruments have been developed and tested during the last decade to help local forecasters. Meteorological instruments adapted for...; Object ID: ISSW-1984-137-142.pdf; Keywords: instruments, forecast, snow depth, stratigraphy; View additional details about Remote Instrumentation for Avalanche Warning Systems and Snow Cover Monitoring