Search Results - "Shiravand, M.R."

Seismic response of RC structures rehabilitated with SMA under near-field earthquakes by Shiravand, M.R, Khorrami Nejad, A, Bayanifar, M.H

“…During recent earthquakes, a significant number of concrete structures suffered extensive damage. Conventional reinforced concrete structures are designed for…”
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Failure assessment of skew RC bridges with FRP piers based on damage indices by Mahboubi, S., Shiravand, M.R.

“…Extensive damage to skew bridges during last earthquakes highlighted the vulnerability of these bridges to seismic loads and led researchers to study on damage…”
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Numerical study on damage mechanism of post-tensioned concrete box bridges under close-in deck explosion by Shiravand, M.R., Parvanehro, P.

“…To understand the behavior of post-tensioned concrete box bridges under blast loads, a typical concrete cantilever bridge is exposed to close-in deck…”
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Seismic reliability analysis of self-centering post-tensioned piers under influence of prestress loss by Poorahad Anzabi, P., Shiravand, M.R.

“…Self-centering post-tensioned (SCPT) piers are recently being focused on due to their ability to enhance the seismic performance of bridges and their low…”
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Proposed seismic-resistant dual system for continuous-span concrete bridges using self-centering cores by Rassoulpour, S., Shiravand, M.R., Safi, M.

“…•New dual system is proposed consisting of RC piers working with a SC core.•Using SC cores limits maximum drift ratio and significantly reduces residual…”
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Effects of substructure mass participation on natural period of multi-column base isolated bridges by Shiravand, M.R., Rasouli, M.

“…The mass of substructure is a main component of isolated bridges that affects the natural period and consequently forces and displacements of isolated bridges…”
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Optimum arrangement investigation of LRB and FPS isolators for seismic response control in irregular buildings by Shiravand, M.R., Ketabdari, H., Rasouli, M.

“…The objective of a base isolation system is to decouple the building from the damaging components of the earthquake by placing isolators between the…”
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Improved performance-based plastic design method for post-tensioned connection systems by Moradifard, R., Alibazi, A., Shiravand, M.R., Gholami, M.

“…•The present study developed a PBPD system with a method of designing PT connections with top and bottom angles.•The self-centring connection systems satisfy…”
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Spatial variation of seismic ground motion effects on nonlinear responses of cable stayed bridges considering different soil types by Shiravand, M.R., Parvanehro, P.

“…The main objective of this study is providing comparative results of cable stayed bridges under non-uniform and uniform excitations and identifying the key…”
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Parametric Study on Eff ect of Adding Stiff ener to Post-tensioned Steel Connection by M.R. Shiravand, A. Torabipour, S. Mahboubi

“…Beam-to-column connections with post-tensioned (PT) elements are used in steel moment-resisting frames to provide adequate stiff ness, strength, and ductility…”
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Behavior of post-tensioned connections with stiffened angles under cyclic loading by Shiravand, M.R., Mahboubi, S.

“…Post-tensioned (PT) connections are used in steel moment resisting frames to eliminate structural damage and minimize residual drifts under seismic loads. A…”
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Seismic response of RC structures rehabilitated with SMA under near-field earthquakes by M.R. Shiravand, A. Khorrami Nejad, M.H. Bayanifar

“…During recent earthquakes, a significant number of concrete structures suffered extensive damage. Conventional reinforced concrete structures are designed for…”
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Experimental study on steel built-up column moment connections with top and bottom trapezoidal side plates by Shiravand, M.R., Deylami, A.

“…Summary Built‐up and box columns are used extensively in steel structures. A kind of built‐up column is composed of two I rolled shapes separated by calculated…”
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Application of Full Depth Side Plate to Moment Connection of I-Beam to Double-I Column by Shiravand, M.R., Deylami, A.

“…Double-I built-up columns are used extensively in low and medium rise steel structures. These sections have inherent compression, torsion and bending strength…”
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E‌V‌A‌L‌U‌A‌T‌I‌O‌N O‌F S‌E‌I‌S‌M‌I‌C D‌E‌M‌A‌N‌D‌S O‌F S‌T‌R‌U‌C‌T‌U‌R‌E‌S W‌I‌T‌H B‌A‌S‌E I‌S‌O‌L‌A‌T‌I‌O‌N S‌U‌B‌J‌E‌C‌T‌E‌D T‌O N‌E‌A‌R-F‌I‌E‌L‌D E‌A‌R‌T‌H‌Q‌U‌A‌K‌E‌S by M.R. S‌h‌i‌r‌a‌v‌a‌n‌d, M. B‌a‌r‌a‌r‌n‌i‌a, R. R‌a‌s‌t‌i, P. Z‌a‌r‌p‌a‌r‌v‌a‌r

“…N‌o‌w‌a‌d‌a‌y‌s, t‌h‌e u‌s‌e‌s o‌f s‌e‌i‌s‌m‌i‌c i‌s‌o‌l‌a‌t‌o‌r‌s a‌s e‌a‌r‌t‌h‌q‌u‌a‌k‌e r‌e‌s‌i‌s‌t‌a‌n‌t s‌y‌s‌t‌e‌m‌s a‌r‌e r‌a‌p‌i‌d‌l‌y…”
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