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  • Improving the seismic response of masonry piers with single-sided frcm coating using clamping details – numerical modelling [Elektronski vir]
    Hafnerq, Ivan ; Kišiček, Tomislav ; Gams, Matija, gradbeništvo
    As a building material, masonry is one of the most used materials in the world. According to various literature, approximately 70% of the world’s building stock is built in masonry. Even though there ... are many advantages of masonry, the greatest disadvantage is the seismic vulnerability that masonry structures display, especially those considered cultural and historical heritage. The tensile strength of masonry is very poor, leaving masonry structures vulnerable to horizontal actions [1]. This fact is not surprising since most of these buildings were designed and built before the development of adequate seismic provisions. Therefore, the retrofitting and strengthening of such buildings is critically needed. Nowadays, besides the traditional retrofitting methods, modern strengthening technologies are emerging. One of the most used ones is the Fabric-Reinforced Cementitious Matrix (FRCM) method. There are numerous advantages to FRCM, one of which is that FRCMs can be installed under unfavorable conditions, such as cold and damp masonry surfaces and under high temperatures. Besides that, this method can be used in brick [2] and stone masonry [3]. This paper will explain the numerical modelling of FRCM-strengthened masonry piers in the DIANA FEA software. A micro-modelling approach is chosen for the most detailed analysis of the pier’s behavior. The paper’s primary goal is to introduce an improved FRCM layout and to explain all the problems that occurred during the numerical modelling of the strengthened masonry piers. Furthermore, all advantages and disadvantages of micro-modelling of strengthened masonry piers will be examined.
    Vrsta gradiva - prispevek na konferenci
    Leto - 2023
    Jezik - angleški
    COBISS.SI-ID - 186339331