Browsing Sadeghian, Pedram by Submit Date

Now showing items 1-20 of 85

  • Compressive Behaviour of Concrete Cylinders Reinforced with Glass Fiber Reinforced Polymer Bars 

    Current design standards ignore any contribution of glass fiber reinforced polymer (GFRP) bars in concrete in a state of compression. This paper challenged this convention by testing 30 cylinders of 36 MPa concrete to ...

  • Bond-Slip Analytical Formulation toward Optimal Embedment of Concrete-Filled Circular FRP Tubes into Concrete Footings 

    Sadeghian, Pedram, and Fam, Amir. (2010). Bond-Slip Analytical Formulation toward Optimal Embedment of Concrete-Filled Circular FRP Tubes into Concrete Footings. Journal of Engineering Mechanics, 136 (4), 524-533.
    This paper presents a robust analytical model for a moment connection of concrete-filled fiber reinforced-polymer (FRP) tubes (CFFTs) to concrete footings. The CFFT connection is based on a simple approach of direct embedment ...

  • Strengthening Concrete Columns using NSM CFRP Laminates 

    In this paper, the performance of concrete columns strengthened with longitudinal near surface mounted (NSM) carbon fiber-reinforced polymer (CFRP) composite laminates is evaluated. A total of fourteen medium-scale plain ...

  • Durability of Flax FRPs Exposed to Accelerated Environmental Conditions 

    It is well known that synthetic fiber reinforcements, such as glass fibers, elevate the mechanical properties of polymer materials. Considering the synthetic material’s renewability challenges, natural fibers, such as flax ...

  • Flexural Behavior of Sandwich Panels made of FRP Composites: Synthetic and Natural Fibers 

    Sandwich panels made of fiber-reinforced polymer (FRP) skins and light-weight core materials have the potential to be effectively used in several structural applications such as cladding, decking, and roofing panels. The ...

  • Durability of Concrete Beams with Bonded FRP Composites made of Flax and Glass Fibers 

    Synthetic fibers, such as glass fibers, in the form of fiber-reinforced polymer (FRP) composites have been extensively used for the repair and strengthening of existing concrete structures in the past three decades. As ...

  • Experimental Study of Rectangular RC Columns Strengthened with CFRP Composites under Eccentric Loading 

    Published version: Sadeghian, Pedram, Rahai, Ali R, and Ehsani, (2010). Mohammad R. Experimental Study of Rectangular RC Columns Strengthened with CFRP Composites under Eccentric Loading. Journal of Composites for Construction , 14(4), 443-450. doi: 10.1061/(ASCE)CC.1943-5614.0000100
    This paper presents the results of experimental studies on reinforced concrete columns strengthened with CFRP composites under combination of axial load and bending moment. A total of seven large-scale specimens with ...

  • Short Concrete Columns Reinforced with GFRP Rebars under Eccentric Loading 

    In this paper, the compressive performance of short concrete columns reinforced with glass fiber-reinforced polymer (GFRP) composite rebars is evaluated. A total of fourteen 500 mm long concrete specimens with square ...

  • Structural Behaviour of Sandwich Panels Constructed of Foam Cores and Flax FRP Facings 

    In this study, the flexural behaviour of sandwich panels constructed of flax fibre-reinforced polymer (FRP) facings and closed cell polyisocyanurate foam cores was examined. A total of nine sandwich beam specimens (1200 ...

  • Improved Design-Oriented Confinement Models for FRP-Wrapped Concrete Cylinders based on Statistical Analyses 

    Publisher's version: Sadeghian, Pedram, and Fam, Amir. (2015). Improved Design-Oriented Confinement Models for FRP-Wrapped Concrete Cylinders based on Statistical Analyses. Engineering Structures, 87, 162-182. doi:10.1016/j.engstruct.2015.01.024
    This paper introduces improved design-oriented confinement models for cylindrical concrete members wrapped with fiber reinforced polymer (FRP) composites based on a rigorous statistical evaluation of a large database. As ...

  • Experimental and Analytical Behavior of Sandwich Composite Beams: Comparison of Natural and Synthetic Materials 

    Publisher's version: Sadeghian, Pedram, Hristozov, Dimo, and Wroblewski, Laura. (2016). Experimental and Analytical Behavior of Sandwich Composite Beams: Comparison of Natural and Synthetic Materials. Journal of Sandwich Structures & Materials. DOI: 10.1177/1099636216649891
    In this study, the flexural behavior of sandwich composite beams made of fiber-reinforced polymer (FRP) skins and light-weight cores are studied. The focus is on the comparison of natural and synthetic fiber and core ...

  • Tensile Properties of Flax FRP Composites 

    Betts, Dillon, Sadeghian, Pedram, and Fam, Amir. (2017). Tensile Properties of Flax FRP Composites. 6th Asia-Pacific Conference on FRP in Structures.
    In this study, the effects of the polymer matrix properties and shape of test specimens on mechanical properties of flax fiber-reinforced polymer (FRP) composites are examined. A total of 30 flax FRP coupons were fabricated ...

  • Effect of Fiber Orientation on Nonlinear Behavior of CFRP Composites 

    Publisher's version: Sadeghian, Pedram, Rahai, Ali R, and Ehsani, Mohammad R. (2009). Effect of Fiber Orientation on Nonlinear Behavior of CFRP Composites. Journal of Reinforced Plastics and Composites, 28 (18), 2261-2272. doi: 10.1177/0731684408092065
    Fiber orientation is one of the important parameters that affect strength and ductility of FRP-confined concrete columns. A number of studies have been conducted on various fiber orientations and wrap thicknesses, but have ...

  • Strengthening Slender Reinforced Concrete Columns Using High-Modulus Bonded Longitudinal Reinforcement for Buckling Control 

    Publisher's version: Sadeghian, Pedram, and Fam, Amir. (2015). Strengthening Slender Reinforced Concrete Columns Using High-Modulus Bonded Longitudinal Reinforcement for Buckling Control. American Society of Civil Engineers, 141 (4), 04014127-1 - 04014127-12. doi: 10.1061/(ASCE)ST.1943-541X.0001066
    This paper introduces a model for strengthening slender reinforced concrete columns. The proposed technique aims at controlling second-order lateral deflections using longitudinal high-modulus bonded reinforcement, thereby ...

  • Closed-Form Model and Parametric Study on Connection of Concrete-Filled FRP Tubes to Concrete Footings by Direct Embedment 

    Publiher's vwesion: Sadeghian, Pedram, and Fam, Amir, (2011). Closed-Form Model and Parametric Study on Connection of Concrete-Filled FRP Tubes to Concrete Footings by Direct Embedment. Journal of Engineering Mechanics , 137 (5), 346-354 .doi: 10.1061/(ASCE)EM.1943-7889.0000231
    Concrete-filled fiber reinforced polymer (FRP) tubes (CFFTs) have been introduced as a new system for piles, columns and poles. A simple moment connection based on direct embedment of the CFFT into concrete footings or ...

  • Experimental and Analytical Behavior of Short Concrete Columns Reinforced with GFRP Bars under Eccentric Loading 

    Publisher's version: Khorramian, Koosha. Sadeghian, Pedram. Experimental and Analytical Behavior of Short Concrete Columns Reinforced with GFRP Bars under Eccentric Loading. Engineering Structures 151C (2017) pp. 761-773. DOI: 10.1016/j.engstruct.2017.08.064
    This paper presents experimental and analytical studies on short concrete columns reinforced with glass fiber-reinforced polymer (GFRP) towards characterizing compressive behavior GFRP bars. The experimental program consisted ...

  • Strengthening Short Concrete Columns Using Longitudinally Bonded CFRP Laminates 

    Khorramian, Koosha, and Sadeghian, Pedram. (2017). Strengthening Short Concrete Columns Using Longitudinally Bonded CFRP Laminates. The 13th International Symposium on Fiber-Reinforced Polymer Reinforcement for Concrete Structures. Farmington Hills, MI. American Concrete Institute.
    This paper investigates the behavior of short concrete columns strengthened with externally bonded longitudinal carbon fiber-reinforced polymer (CFRP) laminates combined with transverse basalt fiber-reinforced polymer ...

  • Lateral Behaviour of Concrete-Filled FRP Tube Piles 

    Jafarian Abyaneh, Mostafa, El Naggar, Hany, Sadeghian, Pedram. Lateral Behaviour of Concrete-Filled FRP Tube Piles. Ottawa: GeoOttawa 2017.
    Applications of fiber-reinforced polymer (FRP) composite piles are rapidly gaining traction in Canada and around the world. FRP piles offer several advantages compared to traditional piles, the most important of which is ...

  • Cumulative Impact Energy Absorption of Sandwich Panels with Foam Cores and Flax FRP Facings 

    Betts, Dillon, Sadeghian, Pedram, Fam, Amir. (2006). Cumulative Impact Energy Absorption of Sandwich Panels with Foam Cores and Flax FRP Facings.17th International NOCMAT Conference, Merida, Mexico
    In this paper, the cumulative energy absorption of sandwich panels constructed of foam cores and flax fiber-reinforced bio-based polymer (FFRP) faces is studied. Nine sandwich panels were constructed and tested under varying ...

  • Long-Term Tensile Properties of Natural Fibre-Reinforced Polymer Composites: Comparison of Flax and Glass Fibres 

    Publisher's version: Hristozov, Dimo, Wroblewski, Laura, Sadeghian, Pedram. 2016. Long-Term Tensile Properties of Natural Fibre-Reinforced Polymer Composites: Comparison of Flax and Glass Fibres. Composites Part B: Engineering: 95, 82-95. doi: 10.1016/j.compositesb.2016.03.079
    Despite of significant research on the mechanical properties of fibre-reinforced polymer composites made of natural fibres, long-term performance of the natural fibre composites against moisture and other environmental ...