Volume 26, Issue 3
مرور بر اساس
ارسال های اخیر
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Online nonlinear structural damage detection using Hilbert Huang transform and artificial neural networks
(Sharif University of Technology, 2019-06-01)Structural Health Monitoring (SHM) as a process in order to implement a damage detection strategy and assess the condition of structure plays a key role in structural reliability. In this paper, we aim to present a methodology ...
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Investigation into the short-term behavior of silty sand stabilized with colloidal silica
(Sharif University of Technology, 2019-06-01)Injection in soils using traditional materials, such as cement grout, has its inherent problems and has not shown the potential for further development in industrial applications. Accordingly, application of novel materials ...
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Effect of non-Darcy Flow on induced stresses around a wellbore in an anisotropic in-situ stress Field
(Sharif University of Technology, 2019-06-01)After drilling a well, the stresses will be altered and the induced stresses present the new state of stress. These induced stresses which result in geomechanical problems. The studies indicate that the flow of hydrocarbon ...
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An analytical approach to the estimation of optimum river channel dimensions
(Sharif University of Technology, 2019-06-01)Extremal hypotheses without bank stability constraint typically over-predict and under-predict channel width in large rivers and natural streams, respectively. In general, results obtained from unconstrained extremal ...
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The application of multi-objective charged system search algorithm for optimization problems
(Sharif University of Technology, 2019-06-01)The charged system search algorithm is a relatively new optimization algorithm developed based on some principles from physics and mechanics. This paper presents an approach in which Pareto dominance is incorporated into ...
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Optimal design of monopile offshore wind turbine structures using CBO, ECBO, and VPS algorithms
(Sharif University of Technology, 2019-06-01)Considering both size and dimensions of the offshore wind turbine structures, design optimization of such structures is a fruitful yet, simultaneously, onerous task due to the tempestuous complexity of the problem, which ...
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Reliability analysis of a vertical cut in unsaturated soil using sequential Gaussian simulation
(Sharif University of Technology, 2019-06-01)This paper proposed a practical approach for reliability analysis of vertical cut in unsaturated soil. This approach extends the application of conditional random field into the unsaturated soils. A real case study of ...
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Multi-laminate rate-dependent modelling of static and dynamic concrete behaviors through damage formulation
(Sharif University of Technology, 2019-06-01)Mathematical simulation of the nonlinear tri-dimensional mechanical behavior of quasi-brittle materials like concrete is one of the biggest challenges in the engineering science. It is vital to have the knowledge of the ...
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Determination of limit-states for near-fault seismic fragility assessment of concrete gravity dams
(Sharif University of Technology, 2019-06-01)Fragility curve, based on the performance-based earthquake engineering (PBEE), is a fundamental tool in assessing the probabilistic seismic performance of concrete gravity dams. Determination of the dam limit-states (LSs) ...
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Determination of optimum cross-section of earth dams using ant colony optimization algorithm
(Sharif University of Technology, 2019-06-01)Earth Dams are one of the most important and expensive civil engineering structures to which a considerable amount of budget is allocated. Their construction costs are mainly related to the size of embankments, which in ...
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Effect of aging on dynamic properties of municipal solid waste: A case study of Kahrizak Landfill, Tehran, Iran
(Sharif University of Technology, 2019-06-01)The eff ect of aging on dynamic properties of Municipal Solid Waste (MSW) including damping ratio and shear modulus was investigated in the current research. For this purpose, a series of cyclic Consolidated Undrained (CU) ...
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Application of ordinary Fiber-reinforced concrete layer in in-plane retrofitting of unreinforced masonry walls:Test and modeling
(Sharif University of Technology, 2019-06-01)The masonry walls should have su cient in-plane strength and sti ness to withstand the seismic loads during strong ground shakings. Di erent retro tting techniques have been proposed for improving in-plane behavior of the ...