Sustainability evaluation of a concrete gravity dam: Life cycle assessment, carbon footprint analysis, and life cycle costing

H Mostafaei, Z Keshavarz, MA Rostampour… - Structures, 2023 - Elsevier
Exploring the life cycle of infrastructures, like dams, is important for decision-makers since it
allows for evaluating its overall sustainability, and identifying ways to balance the benefits …

Geometrically nonlinear analysis of sandwich panels with auxetic honeycomb core and nanocomposite enriched face-sheets under periodic and impulsive loads

SM Mirfatah, S Tayebikhorami… - Aerospace Science and …, 2023 - Elsevier
In this paper the shallow sandwich panels are considered to be made of the nanocomposite
enriched face-sheets and the auxetic honeycomb core so that its Poisson's ratio is negative …

A new approach of ensemble learning in fully automated identification of structural modal parameters of concrete gravity dams: A case study of the Koyna dam

H Mostafaei, D Mostofinejad, M Ghamami, C Wu - Structures, 2023 - Elsevier
This study proposes a new automatic modal identification algorithm that identifies the
system's modal parameters based on output-only data. The identification process is based …

On nonlinear forced vibration of micro scaled panels

MA Shahmohammadi, SM Mirfatah… - International Journal of …, 2023 - Elsevier
The main target of this paper is to evaluate the geometrically nonlinear and size-dependent
response of shallow sandwich curved micro-panels (SCMPs). In this regard, the governing …

Reliability and sensitivity analysis of wedge stability in the abutments of an arch dam using artificial neural network

H Mostafaei, F Behnamfar, M Alembagheri - Earthquake Engineering and …, 2022 - Springer
In this study, the seismic stability of arch dam abutments is investigated within the framework
of the probabilistic method. A large concrete arch dam is considered with six wedges for …

Strengthening of deep RC coupling beams with FRP composites: A numerical study

P Heydari, D Mostofinejad, H Mostafaei, H Ahmadi - Structures, 2023 - Elsevier
Currently, most buildings have earthquake-resistant systems such as coupled shear walls
and couple beams, designed based on previous code specifications. Also, due to …

Dynamic reliability analysis of three-dimensional slopes considering the spatial variability in soil parameters

Y Li, R Pang, B Xu - Structures, 2023 - Elsevier
Slopes are commonly a significant aspect of geotechnical engineering projects. The
incorrect evaluation and prediction of slope stability can cause serious disasters when it …

Wedge movement effects on the nonlinear behavior of an arch dam subjected to seismic loading

H Mostafaei, F Behnamfar - International Journal of Geomechanics, 2022 - ascelibrary.org
Arch dam abutment stability is regarded as a prominent part of designing concrete dams. In
the present study, the seismic stability of the rock wedges in the foundation of the concrete …

Nonlinear thermo-elastic analysis of curved panels

SM Mirfatah, MA Shahmohammadi, H Salehipour… - Engineering …, 2023 - Elsevier
The target of this paper is to assess the size-dependent geometrical nonlinear static
characteristics of curved panels (CPs) enriched by nano-additives incorporating thermal …

Geometrically nonlinear vibration of toroidal sandwich shells with auxetic honeycomb core under periodic/impulsive pressure

SM Mirfatah, H Salehipour, Ö Civalek - Composite Structures, 2024 - Elsevier
The main objective of this paper is to evaluate the dynamic behaviour of sandwich toroidal
shells composed of a core with negative Poisson ratio (auxetic honeycomb material) and …