Search Results - "Saghafi, Mohammad Hossein"

Application of Viscous Dampers in Seismic Rehabilitation of Steel Moment Resisting Frames by Saghafi, Mohammad Hossein, Eldin Movehedin, Seyed Amin, Golafshar, Ali

“…In structural seismic rehabilitation, the structural capacity spectrum curve can be enhanced by increasing the stiffness and strength of the structures and…”
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Seismic Behavior of High-Performance Fiber-Reinforced Cement Composites Beam-Column Connection with High Damage Tolerance by Saghafi, Mohammad Hossein, Shariatmadar, Hashem, Kheyroddin, Ali

“…The purpose of this study is to investigate and evaluate the feasibility of using high-performance fiber-reinforced cement composites (HPFRCC) to satisfy the…”
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Enhancement of seismic performance of beam-column joint connections using high performance fiber reinforced cementitious composites by Saghafi, Mohammad hossein, Shariatmadar, Hashem

“…•Six half-scale exterior beam-column connections are tested under cyclic loads.•The effective parameters of the test are a) stirrup details in joint, b)…”
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Seismic retrofit of exterior beam-column joints using steel angles connected by PT bars by Khodaei, Mehdi, Saghafi, Mohammad Hossein, Golafshar, Ali

“…•Seven exterior 3D concrete beam-column joint specimens with scale of 1/2 were constructed.•Three specimens retrofitted using prestressed angles and…”
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3D RC beam–column joints retrofitted by joint enlargement using steel angles and post-tensioned bolts by Maddah, Armin, Golafshar, Ali, Saghafi, Mohammad Hossein

“…•Four exterior 3D concrete beam-column joint specimens with scale of 1/2 were constructed.•Two specimens retrofitted using angles and post-tensioned…”
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Presenting a strategy to prevent FRP debonding for strengthening RC connections by Rostamiyan, Ebrahim, Golafshar, Ali, Saghafi, Mohammad Hossein

“…•Five 3D exterior specimens were made in the laboratory.•Results demonstrate the efficiency of the FRP sheets in enhancing the cyclic behavior of the deficient…”
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Evaluation of beam-column joints made of HPFRCC composites to reduce transverse reinforcements by Nouri, Abolfazl, Saghafi, Mohammad Hossein, Golafshar, Ali

“…•Four half-scale exterior beam-column connections are tested under cyclic loads.•The use of HPFRCC materials may result in reduced transverse…”
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Seismic retrofit of deficient 3D RC beam–column joints using FRP and steel PT rods by Saghafi, Mohammad Hossein, Golafshar, Ali

“…The purpose of this paper is to evaluate the behavior of vulnerable joints of substandard RC frames, improved by two different methods, 1- Shear and flexural…”
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Experimental investigation of grooving method in seismic retrofit of beam-column external joints without seismic details using CFRP sheets by Davodikia, Behzad, Saghafi, Mohammad Hossein, Golafshar, Ali

“…The experience of past earthquakes has shown that the beam to column joints in moment frames is one of the key members in the path of lateral load transfer and…”
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Providing a strategy to restore damaged RC beam-column joints with the combination of CFRP and HPFRCC by Ghaderi Barmi, Cirous, Saghafi, Mohammad Hossein, Golafshar, Ali

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The effect of high-performance fiber-reinforced cementitious composites on the lateral behavior of reinforced concrete frames without seismic details by Saghafi, Mohammad Hossein, Golafshar, Ali, Zareian, Mohammad Sajjad, Kashani, Mohammad

“…In areas with high seismicity, the construction of reinforced concrete structures with high ductility requires observance of the special seismic specifications…”
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Evaluation of nonlinear behavior of High Performance Fiber Reinforced Cementitious Composite (HPFRCC) Frames by mohammad hossein saghafi, ali golafshar, soroush safakhah

“…Replacing of conventional concrete by High Performance Fiber Reinforced Cementitious Composite (HPFRCC) could improve tensile strength, bending strength, shear…”
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Application of HPFRCC in beam–column joints to reduce transverse reinforcements by Saghafi, Mohammad Hossein, Golafshar, Ali, Zareian, Mohammad Sajjad, Mehri, Amir Hossein

“…In this paper, in order to prevent the congestion of transverse reinforcements in beam-column joints of reinforced concrete frames which meet special seismic…”
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Seismic retrofit of severely damaged beam-column RC joints using HPFRCC by Ghaderi Barmi, Cirous, Saghafi, Mohammad Hossein, Golafshar, Ali

“…The purpose of this paper is to use high performance fiber reinforced cement composites materials (HPFRCC) in seismic repair and retrofit of the concrete…”
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A New Method for Drawing the Capacity Spectrum for Seismic Analysis and Structural Rehabilitation by Ali Golafshar, Mohammad Hossein Saghafi, Farshid Eshaghi

“…A review of previous studies shows that there are two general views on how to determine demand in structures through incremental nonlinear static analysis. In…”
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Analytical Assessment of Reinforced Concrete Frames Equipped with TADAS Dampers by Mohammad Hossein Saghafi, Ali Golafshar, Amin Yahyaee, Mohammad Sajad Zareian

“…In recent years, it is considerably attempted to develop the concept of energy dissipation as an applicable technology to overcome the energy released by…”
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Design of a Navigator for the Optimized Path-Tracking of Underwater ROVs using a Nero-Genetic Fuzzy Controller by Kashani, Hamed, Saghafi, Mohammad Hossein, Fathy, Mahmood, Soriani, Mohsen

“…This paper proposes a sub-time-optimum soft-computing based controller to follow a desired path with a desired velocity by mobile robots with identified…”
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