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Stiffness of Brick Masonry Shear walls with Opening Parametric sturdy and Probabilistic Analysis

IR@SERC: CSIR-Structural Engineering Research Centre, Chennai

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Title Stiffness of Brick Masonry Shear walls with Opening Parametric sturdy and Probabilistic Analysis
 
Creator Balasubramanian, S.R.
Dhiman Basu
Anoop, M.B.
Balaji Rao, K.
 
Subject Brick masonry
Shear wall
Lateral load
Stiffness
Probabilistic analysis
 
Description Stiffness of brick masonry shear walls depends on its geometry and elastic modulaii. In this paper, a parametric study on stiffness of shear walls with openings of different sizes and position and, a probabilistic analysis of stiffness, considering the elastic modulus as a random variable, are presented. In the parametric study, three different methods (viz; simple-to-use method, direct stiffness approach and finite element analysis) are used for estimation of stiffness and the results are compared. It has been noted that while the results of simple-to-use method and the direct stiffness approach are almost equal, they are not comparable to the results of finite element analysis in few sample cases. This is due to that, in the first two methods, displacement compatibility is ensured only at the top and bottom of adjacent piers in horizontal direction whereas in the finite element analysis, the same is ensured at a number of points along the edges of such piers. In the probabilistic analysis, elastic modulus of brick masonry is considered as random variable and Monte Carlo simulation technique has been used. It has been identified from the study that, for the case considered, lognormal distribution represents the variations in stiffness of brick masonry wall
 
Date 2010-04-22
2010
2010
 
Type Conference paper
 
Identifier Proceedings of International Conference on Recent Advances in Structural Engineering, Anantapur, India, 4 April, 2008, (10p.), Organized by JNTU College of Engineering, Anantapur, Andhra Pradesh, India.
http://hdl.handle.net/123456789/480
 
Language en