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Filtering by: Creator Charles H. Dowding Language English Resource type Research Paper

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Description:: In this paper vibratory crack response is compared to that produced by volumetric changes in foundation soils induced by natural events. These natural phenomena include changes in the water table, changes in soil moisture, and formation of ice lenses to name a few. Previous papers have compared vibratory responses of...
Keyword:: Structural health monitoring and Cracking of concrete
Creator:: V. Rosenhaim, Catherine Aimone-Martin, Jeffrey Meissner , and Charles H. Dowding
Owner:: Nurganym Agzamova
Publisher:: Northwestern University Libraries
Language:: English
Date Uploaded:: 07/05/2017
Date Modified:: 08/14/2017
Date Created:: 2009
Resource Type:: Research Paper

Description:: This paper describes qualification of devices to measure sub micro-meter changes in crack width, which is the basis of autonomous crack monitoring for control of blasting vibrations. Performance of LVDT, eddy current and potentiometer sensors to monitor long-term and transient displacements will be described. Potentiometers are attractive for wireless measurement,...
Keyword:: Structural health monitoring
Creator:: Hasan Ozer, Charles H. Dowding, and Dan Marron
Owner:: Nurganym Agzamova
Publisher:: Northwestern University Libraries
Language:: English
Date Uploaded:: 07/05/2017
Date Modified:: 08/14/2017
Date Created:: 2007
Resource Type:: Research Paper

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