Results 21 to 30 of about 442 (179)

Response Modification Factor of RC Frames Strengthened with RC Haunches

open access: yesShock and Vibration, 2020
This paper presents experimental and numerical studies carried out on two-story reinforced concrete (RC) frames having weaker beam-column joints, which were retrofitted with reinforced concrete haunches to avoid joint panel damage under seismic actions ...
Junaid Akbar   +4 more
doaj   +2 more sources

Boundary condition effect on response modification factor of X-braced steel frames

open access: yesHBRC Journal, 2018
Design of the structures to resist seismic force depends on the theory of dissipation in elastic energy that already exists in response modification factor “R-factor”.
Walid A. Attia, Masood M.M. Irheem
doaj   +2 more sources

An Investigation On Overstrength Factor (Ω) Of Reinforced Concrete Buildings In Turkish Earthquake Draft Code (Tec-2016)

open access: yes, 2016
{"references": ["Elnashai, A.S., Mwafy, A.M., (2002). Overstrength and force reduction factors of multistorey reinforced concrete buildings. Struct. Design Tall Build. 11, 329\u2013351.", "Barakat, S., Abdallah, I.H., Malkawi H and Shatnawi A., (1997). A step towards evaluation of the seismic response reduction factor in multistorey reinforced concrete
M. Hakan Arslan, I. Hakkı Erkan
openaire   +3 more sources

System overstrength factor induced by interaction between structural reinforced concrete walls, floors and gravity frames: Analytical formulation

open access: yesBulletin of the New Zealand Society for Earthquake Engineering, 2022
In multi-storey structural wall buildings, the structural walls are required to resist additional shear force due to their interactions with the floors and gravity-resisting system, which is not fully catered for in current seismic design provisions and assessment guidelines.
Sedgh RE   +3 more
openaire   +2 more sources

Predictive models of the flexural overstrength factor for steel thin-walled circular hollow section beams

open access: yesThin-Walled Structures, 2015
Abstract Circular hollow section (CHS) steel beams are widely used in both mechanical and civil applications. CHS members are mainly subjected to bending. The flexural overstrength factor (namely the ratio between the ultimate bending strength over the plastic bending moment) characterizes the flexural behaviour of steel CHS beams.
D'ANIELLO, MARIO   +3 more
openaire   +3 more sources

Analytical and Numerical Investigation of Overstrength Factors for Very Short Shear Links in EBFs

open access: yesKSCE Journal of Civil Engineering, 2018
Shear links are key components in the Eccentrically Braced Frames (EBFs) that act as a structural fuse by dissipating seismic energy during severe earthquakes. Specification AISC 341, which is frequently used in the seismic design of steel structures, prescribes a constant overstrength factor of 1.50 for shear links.
Shujun Hu, Jingang Xiong, Qiang Zhou
exaly   +2 more sources

Determination of response modification coefficient of Steel Plate Shear Walls in Reinforced Concrete Frame using performance-based plastic design method [PDF]

open access: yesJournal of Structural and Construction Engineering, 2021
In the last few decades, the idea of using thin steel plate shear wall, ( SPSW ) , has been noted as a lateral load resisting system in design and retrofit of buildings.
Hamed Valizadeh, majid Gholhaki
doaj   +1 more source

Soft Story Design of Reinforced Concrete Structures with Masonry Infill Walls [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2023
Based on the seismic design codes to prevent soft-story failure, columns of a soft story must be designed for amplified loads due to the discontinuity of braces or shear walls in that story.
Seyed Mojtaba Hosseini Gelekolai   +1 more
doaj   +1 more source

Failure Analysis of a Concrete Anchor under Severe Seismic Action

open access: yesApplied Sciences, 2021
We explored the usage of a response modification factor and overstrength factor for analyzing brittle or ductile failure of anchor system. Parametric studies on the tension and shear behaviors of anchor systems were compared in terms of elastic and ...
Inkyu Rhee, Nakhyun Chun, Jae-Min Kim
doaj   +1 more source

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