نتایج جستجو برای: unreinforced masonry wall
تعداد نتایج: 172908 فیلتر نتایج به سال:
Masonry in one form or another is used in most areas of the world that are prone to interplate or intraplate earthquakes. Masonry structures constructed from traditionally fired or stone bricks have one characteristic that sets them apart from most other structures. If a masonry building is well constructed, it can last for millenniums. Research in the field of Damage Mechanics has identified t...
Recent research showed that the in-plane horizontal displacement capacity of unreinforced masonry (URM) walls depends on numerous factors that are not yet captured by current empirical drift capacity models; e.g., axial stress, shear span, geometry of the walls and the material used. In order to improve the performance-based assessment of URM wall buildings, future research should aim at develo...
This paper describes finite element studies of one-way out-of-plane failure of unreinforced masonry walls under static loading. The studies are early steps in the development of a method that will be applicable to two-way out-of-plane failure of walls under dynamic loading. The approach is based on a discrete-crack approach, where mortar beds are modelled using contact-interface elements, and m...
In order to study the influence of two parameters, height-thickness ratio and reinforcement ratio, on compressive performance prefabricated recycled concrete block-filled core walls, author proposes a test method for strength wall structures. this method, 9 walls dry full-fill masonry are used, measuring device arrangement points designed carry out loading test. The results showed that can sign...
A performance-based seismic assessment of unreinforced masonry (URM) buildings requires the use of reliable models, able to predict their nonlinear force-displacement response including their displacement capacity. Among the possible methodologies, at different levels of complexity, macro-modelling using structural component elements has proved to be an approach that can provide satisfactory ac...
The Roman Pantheon is among the largest unreinforced masonry dome ever built and is an unparalleled example of the construction capabilities of the ancient Romans. As one of the most well-known buildings in the world, its preservation remains important because of its cultural and societal significance, and the methods used to assess the safety of historic masonry structures continue to be devel...
Virtually all masonry arch bridges contain masonry parapets and, because of the possibility that these may be extensively damaged following a vehicle impact, it is often reported that these give engineers more cause for concern than the arch barrel itself. Over the past decade research has been carried out to gain an understanding of the fundamental modes of resistance of unreinforced masonry p...
The evolution of the damage mechanic properties for un-reinforced masonry panels under dynamic loads is critical in a time-domain analysis of masonry shear walls. This research project experimentally investigates the evolution of the properties of the damage variable for unreinforced masonry panels, subject to dynamic in-plane displacement controlled strain. This paper presents the theoretical ...
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