نتایج جستجو برای: unreinforced masonry structures

تعداد نتایج: 458400  

Journal: :Structures 2021

Masonry structures comprise a significant portion of the historical building stock all over world. Previous studies have clearly pointed out that unreinforced masonry buildings are vulnerable against extreme loading conditions, such as seismic actions. Therefore, strengthening is inevitable in most cases for to withstand severe loads. In this paper, efficiency fabric reinforced cementitious mat...

2010
Marlon L. Bazan

Fiber-reinforced polymer (FRP) products are used as an alternative to traditional methods for strengthening and retrofitting concrete and masonry structures to resist blast loads. The development and experimental validation of a methodology for modeling the response of blast loaded concrete and masonry structural components retrofitted with FRP, as well as corresponding response criteria, is im...

Journal: :Applied sciences 2023

The effect of the vertical component earthquakes on structural behaviour unreinforced masonry (URM) walls is usually not considered by technical codes for ordinary buildings. Recent scientific literature, however, indicates that earthquake may play a significant role in crack pattern URM and their collapse. This paper investigates seismic capacity damage scenario two-story regular wall, describ...

2017
Panagiotis G. Asteris Maria G. Douvika Maria Apostolopoulou Antonia Moropoulou

Masonry structures are complex systems that require detailed knowledge and information regarding their response under seismic excitations. Appropriate modelling of a masonry structure is a prerequisite for a reliable earthquake-resistant design and/or assessment. However, modelling a real structure with a robust quantitative (mathematical) representation is a very difficult, complex and computa...

Journal: :Journal of building engineering 2022

This paper presents numerical investigations using the mesoscale approach coupled with discrete macro-element for masonry structures , i.e., each represents a single unit stone. At first, parametric analyses are performed on U-shape prototype made Nonlinear static to investigate parameters that affect results when pattern representation is adopted. Results demonstrate how powerful alternative m...

Journal: :Buildings 2023

The present study aims to determine the Rapid Visual Screening (RVS) basic scores for four representative Unreinforced Masonry (URM) and their corresponding Confined (CM) buildings. Two types of analysis were carried out on finite element models: modal push-over analysis. It was observed that confining URM walls with horizontal vertical RC ties leads a significant improvement in both ultimate s...

Journal: :Geosciences 2023

Historical structures represent a significant percentage of existing constructions in numerous seismic-prone regions, and some these are iconic monuments their countries [...]

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