Gravity-induced progressive collapse response of precast corner-supported modular buildings

P Sharafi, M Alembagheri, K Kildashti… - Journal of Architectural …, 2021 - ascelibrary.org
Compared with conventional buildings, the design of interconnections in multistory modular
buildings requires special attention, due to different load distribution mechanisms, level of …

System identification of a volumetric steel modular frame using experimental and numerical vibration analysis

P Sharafi, M Rashidi, M Alembagheri… - Journal of Architectural …, 2021 - ascelibrary.org
This paper presents the findings of an experimental and numerical study on the system
identification of modular steel frames in a laboratory environment. The project is a part of a …

Seismic characteristics of hybrid cold-formed steel wall panels

N Usefi, H Ronagh - Structures, 2020 - Elsevier
The current standards for seismic design of cold-formed steel (CFS) structures are only
limited to the lateral force-resisting systems which are not appropriate for mid-rise …

Cyclic behaviour of elliptical-shaped reduced web section connection

M Davarpanah, H Ronagh, P Memarzadeh… - Structures, 2020 - Elsevier
In this paper, an RWS connection with an elliptic opening in the web is proposed, and its
performance is investigated through an experimental and numerical study. A full-scale …

Risk-based overall seismic robustness assessment of cold-formed steel structures considering vulnerability and fragility

L Jiang, J Ye - Bulletin of Earthquake Engineering, 2022 - Springer
Structural robustness assessment is a hot topic in the field of civil engineering. Although
many robustness researches have been conducted on hot-rolled steel, reinforced concrete …

Cyclic performance of steel frame fabricated with cold-formed steel composite wall structure

J Wang, T Zhou, H Wu, Y Guan, L Zhang - Engineering Structures, 2022 - Elsevier
In this study, a novel hybrid wall structure of a hot-rolled steel frame fabricated with a cold-
formed steel (CFS) composite wall is proposed. Ceramsite concrete is lightweight concrete …

Robustness of multistory corner‐supported modular steel frames against progressive collapse

M Alembagheri, P Sharafi, Z Tao… - … Structural Design of …, 2021 - Wiley Online Library
In current practice, a relatively wide range of different interconnections and assembly
systems is being used for the design of modular buildings made of volumetric prefabricated …

Operational modal analysis, testing and modelling of prefabricated steel modules with different LSF composite walls

M Rashidi, P Sharafi, M Alembagheri, A Bigdeli… - Materials, 2020 - mdpi.com
The modal properties of modular structures, such as their natural frequencies, damping
ratios and mode shapes, are different than those of conventional structures, mainly due to …

Prefabricated hybrid steel wall panels for mid-rise construction in seismic regions

M Mortazavi, P Sharafi, K Kildashti, B Samali - Journal of Building …, 2020 - Elsevier
Light steel framing systems are increasingly used in a variety of low-rise buildings, while are
gradually penetrating to the mid-rise residential construction. The increased demand for mid …

Investigation of CFS shear walls with two-sided sheathing and dense fastener layout

BM Pehlivan, E Baran, C Topkaya, YT Isik - Thin-Walled Structures, 2022 - Elsevier
Even though CFS framed shear walls have been the subject of many research, test data on
walls sheathed with OSB panels on both sides using relatively small fastener spacing is …