Numerična analiza potresnega obnašanja zidovja, utrjenega z maltnimi oblogami in mrežami iz steklenih vlaken
Numerical analysis of seismic behaviour of masonry strengthened by mortar coating and GFRP mesh

slovenian

2026

volume 75, issue 3

earthquake   masonry   reinforcing   resistance   validation

Zveza društev gradbenih inženirjev in tehnikov Slovenije
(Obvezni izvod spletne publikacije)

The main goal of the research was to study the effectiveness of seismic strengthening of masonry structural elements (piers and spandrels) with glass fiber-reinforced polymer (GFRP) mesh-reinforced lime-based mortar overlays. As a part of the PRO-SIS project, we developed a homogeneous nonlinear numerical model in Abaqus, which we validated using eight experimental tests on masonry piers and seven tests on masonry spandrels conducted within the CONSTRAIN project. The numerical model uses the same material parameters for all fifteen experiments, which adds greater value to this research and the developed model. We also believe that the model is suitable for the parametric analysis conducted later in the study, where we examined in detail the effectiveness of the described strengthening method. The results confirm the effectiveness of one-sided strengthening, which is paramount for the easier execution of strengthening of seismically vulnerable residential and other buildings, including heritage-protected ones. Additionally, the analysis results confirm that the design procedure developed in the PRO-SIS project is appropriate, with potential for refining certain analytical expressions.

05.10.2026