Summary This paper presents the results of model calibration conducted on a historical mosque called Hafsa Sultan in Manisa, Turkey. The finite element was calibrated by use obtained from ambient vibration tests structure. In order to develop solid structure, dimensions defects such as cracks and material degradations materials used different parts were identified. For evaluation properties nondestructive destructive testing methods used. numerical experimental modal parameters structure...

The objective of the study is to investigate effects model calibration on seismic behaviour a historical mosque which one most significant Ottomon structures. Seismic analyses calibrated and noncalibrated numeric models were carried out by using acceleration records Kocaeli earthquake in 1999. In numerical analysis, existing crack zones real structure was investigated detail. As result analyses, maximum stresses displacements compared each other. Consequently, damage state masonry Hafsa...

Natural porous materials have a large area of usage, from micromechanical designs to medical applications, due their geometrical forms and chemical properties. Mechanical properties are usually performed after several homogenized applications because complex geometric forms. It is known that usage details microarchitecture in macro structural analyses provides savings terms time computational effort. However, realistic by including microarchitectural models, advancing technology reverse...

Earthquakes are catastrophic events causing loss of lives, injuries, and extensive losses in properties. Majority the life property earthquakes dependent on incapabilities building stock to resist earthquakes. Although unsuitable design, analyses, production techniques play a major role as main reasons for poor performance buildings against earthquakes, constructed accordance with codes also suffer from devastating impact In this context, lack proper management adequate damping energy caused...

The principal objective in this study is to investigate the special behaviors of linear vibrating plates with parameters near degenerate modes. Near modes, may lack geometric stability because they exhibit a qualitatively different behavior under an arbitrarily small change parameters. considered are location and quantity additional mass, which have effect on removing system symmetry. To end, analyses carried out for three plate systems each having boundary conditions. mass modes...

The optimization of cut and fill volumes a highway infrastructure is crucial for minimizing the total earthwork cost. Borrow material swells after excavation shrinks when mechanical compaction applied; in this respect, it may be misleading to calculate cut-fill directly without considering amount swelling and/or shrinkage. On other hand, determination such factors characterizing shrinkage/swelling behavior highly ambiguous. aim paper present applicability fuzzy rule-based system choosing...

This paper focuses on effect of material properties free vibration characteristics nonsymmetrical axially loaded thin-walled Euler-Bernoulli beams. Many scientists studied the coupled systems but adequate consideration has not been given to detailed and parametric studies properties. The current findings this study show that there have quite different effects without symmetry axis than with axis. Material are affecting behavior. Moreover, axial load natural frequencies was also investigated...

Identification of natural vibration properties bone structure in macro and micro levels is important because increasingly inclusion current methods recognition treatment diseases. In this scope, results which are obtained from non-destructive reverse engineering approaches crucial especially living tissue studies. The may differ each other the multi-staged differences constituted models due to redundancy options.In paper, effect slice intensity on analysis by using constant resolution...

Several vibration analysis procedures are used for determination of the level bone loss, status implant stability, modal damping factor and numerous other properties tissues. The detection methods to compare results theoretical work with practical results. So, there many options processing image data establishing finite element (FE) model that differentiation calculated outputs is inevitable. Uncertainty can lead mistakes while mechanical parameters or behaviors tissue determined. In this...

Abstract The rapid growth in anisotropic material (such as composite materials) usage marks a new era science. Obviously, order to understand the physical behavior of structural systems constituted by materials, several parameters, such natural frequencies, mode shapes, and transmissiblities, must be incorporated into elastic analyses. Orthotropy, special case anisotropy, is common almost all fields civil mechanical engineering. objective this effort investigate effect orthotropy on...

A method based on a variational procedure in conjunction with finite difference is used to examine the free vibration characteristics and steady-state response sinusoidally varying force applied orthotropic elastic rectangular plate carrying masses. Using energy-based method, problem reduced solution of system algebraic equations. Due significance fundamental natural frequency plate, its variation investigated respect mechanical properties material, translational spring coefficient supports,...

The permeability and Forchheimer coefficients of a porous medium, volcanic rock, are determined using micro-tomography images. A cubic volume in the middle images is extracted as REV (representative volume). voids discretised into anisotropic voxels commercial program GeoDict. Seven computational domains with different voxel size flow direction generated. velocity pressure fields obtained for Reynolds numbers ranging from 0.01 to 10. used determine coefficients. performed calculations show...

In real world systems, implementation areas of mass, force and supports have considerable quantity, unlike homogenized in numerical solutions. this study, the effect area distributions non-structural additional external on linear vibrating plate systems are analyzed. There two key questions addressed study. First, majority previous works cover range a fundamental mode, do not answer question how results analyses can be generalized for higher modes based investigated parameters, particularly...

Corals, crucial for ocean ecosystems, face threats such as acidification from global warming and pollution, which weaken their skeletons. This study focuses on Acropora cervicornis, known its hard but fragile structure, requiring strength flexibility to withstand the forces climate-driven atmospheric events. An experiment using uniaxial mechanical loading initial stage complete failure at a very low strain rate (1.2821 × 10 −5 s −1 ) was conducted ascertain properties of corals. The...

Determination of The Steady State Response EFEF / VFVF Supported Rectangular Specially Orthotropic Plates is presented. and plates, these are rectangular plates with two opposite edges elastically or viscoelastically supported remaining others free. Using the energy based finite difference method; problem modeled by a kind element. Due to significance fundamental frequency plate, its variation was investigated respect mechanical properties plate material translational spring coefficient...

The voxel based finite element (FE) method used to obtain primary data for non-invasive imaging techniques has emerged as a major focus of interest in several disciplines such medicine, mechanics and material engineering solving micro nano-scale problems. Owing the fact that, FE models are directly affected by parameters Computed Tomography (CT) Magnetic Resonance Imaging (MRI), consequences these effects on natural vibration analysis structures having complex geometry scale, investigated...