4015. Maritime engineering


Title4015. Maritime engineering
Parent40. Engineering

Latest research outputs

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A Study on the Degree of Bending (DoB) in Two-Planar Tubular DYT-Joints of Offshore Jacket Structures: Geometrical Effects and Fatigue Design Formulation
Ahmadi, Hamid, Karampour, Hassan, Ghorbani, Mahdi and Fard, Hamid. 2023. "A Study on the Degree of Bending (DoB) in Two-Planar Tubular DYT-Joints of Offshore Jacket Structures: Geometrical Effects and Fatigue Design Formulation." ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE2023). Melbourne, Australia 11 - 16 Jun 2023 Australia. https://doi.org/10.1115/OMAE2023-100940

Paper

Geometrical effects on the local joint flexibility of three-planar tubular Y-joints in substructures of offshore wind turbines
Ahmadi, Hamid and Akbari Niri, Ata. 2023. "Geometrical effects on the local joint flexibility of three-planar tubular Y-joints in substructures of offshore wind turbines." Ships and Offshore Structures. https://doi.org/10.1080/17445302.2023.2179213

Article

Effects of geometrical parameters on the degree of bending in two-planar tubular DYT-joints of offshore jacket structures
Ahmadi, Hamid and Ghorbani, Mahdi. 2023. "Effects of geometrical parameters on the degree of bending in two-planar tubular DYT-joints of offshore jacket structures." Ocean Systems Engineering. 13 (2), pp. 97-121. https://doi.org/10.12989/ose.2023.13.2.097

Article

SCFs in multi-planar tubular TT-joints of offshore jacket structures subjected to out-of plane bending (OPB) loads
Ahmadi, Hamid and Imani, Hossein. 2022. "SCFs in multi-planar tubular TT-joints of offshore jacket structures subjected to out-of plane bending (OPB) loads." Journal of Civil and Environmental Engineering. https://doi.org/10.22034/JCEE.2022.50514.2122

Article

Effects of floating wave barriers on wave-induced forces exerted to offshore-jacket structure
Osgouei, Arash Dalili, Poursorkhabi, Ramin Vafaei, Hosseini, Hamed, Qader, Diyar N., Maleki, Ahmad and Ahmadi, Hamid. 2022. "Effects of floating wave barriers on wave-induced forces exerted to offshore-jacket structure." Structural Engineering and Mechanics. 83 (1), pp. 53-66. https://doi.org/10.12989/sem.2022.83.1.053

Article

SCF distribution along the weld toe in tubular X-joints reinforced with doubler plates subjected to axial loading: Study of geometrical effects and design formulation
Ahmadi, Hamid and Khavaninzadeh, Mohammad Hasan. 2021. "SCF distribution along the weld toe in tubular X-joints reinforced with doubler plates subjected to axial loading: Study of geometrical effects and design formulation." Journal of Civil and Environmental Engineering. https://doi.org/10.22034/JCEE.2021.48015.2073

Article

Probability density functions of the DoB in tubular KT-joints of jacket-type platforms under out-of-plane bending loads
Ahmadi, Hamid, Zavvar, Esmaeil and Mayeli, Vahid. 2021. "Probability density functions of the DoB in tubular KT-joints of jacket-type platforms under out-of-plane bending loads." Journal of Civil and Environmental Engineering. https://doi.org/10.22034/JCEE.2021.40453.1949

Article

Parametric study and formulation of SCFs in axially loaded multiplanar tubular XT-joints reinforced with internal ring stiffeners
Ahmadi, Hamid and Kouhi, Ahmad. 2021. "Parametric study and formulation of SCFs in axially loaded multiplanar tubular XT-joints reinforced with internal ring stiffeners." Journal of Civil and Environmental Engineering. https://doi.org/10.22034/JCEE.2021.42052.1968

Article

Derivation of the Probability Density Functions for the Local Joint Flexibility Factors in Axially Loaded Two-Planar Tubular DK-Joints of Offshore Structures
Ahmadi, Hamid and Mayeli, Vahid. 2023. "Derivation of the Probability Density Functions for the Local Joint Flexibility Factors in Axially Loaded Two-Planar Tubular DK-Joints of Offshore Structures." Journal of Civil and Environmental Engineering. 53.1 (110), pp. 161-174.

Article

Stress concentration analysis of internally ring-stiffened two-planar tubular KK-joints
Ahmadi, Hamid, Alinezhad, Rasoul and Atalo, Adel Alizadeh. 2022. "Stress concentration analysis of internally ring-stiffened two-planar tubular KK-joints." Ships and Offshore Structures. 17 (10), pp. 2203-2217. https://doi.org/10.1080/17445302.2021.1979922

Article

Effects of a floating wave barrier with square cross section on the wave-induced forces exerted to an offshore jacket structure
Osgouei, Arash Dalili, Poursorkhabi, Ramin Vafaei, Maleki, Ahmad and Ahmadi, Hamid. 2021. "Effects of a floating wave barrier with square cross section on the wave-induced forces exerted to an offshore jacket structure." Ocean Systems Engineering. 11 (3), pp. 259-274. https://doi.org/10.12989/ose.2021.11.3.259

Article

SCFs in offshore two-planar tubular TT-joints reinforced with internal ring stiffeners
Ahmadi, Hamid and Imani, Hossein. 2022. "SCFs in offshore two-planar tubular TT-joints reinforced with internal ring stiffeners." Ocean Systems Engineering. 12 (1), pp. 1-22. https://doi.org/10.12989/ose.2022.12.1.001

Article

Local joint flexibility of multi-planar tubular TT-joints: Study of geometrical effects and the formulation for offshore design practice
Ahmadi, Hamid and Janfeshan, Navid Mohammadpourian. 2021. "Local joint flexibility of multi-planar tubular TT-joints: Study of geometrical effects and the formulation for offshore design practice." Applied Ocean Research. 113, pp. 1-11. https://doi.org/10.1016/j.apor.2021.102758

Article

Effects of geometrical parameters on the local joint flexibility (LJF) of three-planar tubular T-joints in offshore structures
Ahmadi, Hamid and Akhtegan, Mohammad. 2022. "Effects of geometrical parameters on the local joint flexibility (LJF) of three-planar tubular T-joints in offshore structures." Ships and Offshore Structures. 17 (7), pp. 1604-1615. https://doi.org/10.1080/17445302.2021.1937794

Article

Geometrical effects on the degree of bending (DoB) of multi-planar tubular KK-joints in jacket substructure of offshore wind turbines
Ahmadi, Hamid and Atalo, Adel Alizadeh. 2021. "Geometrical effects on the degree of bending (DoB) of multi-planar tubular KK-joints in jacket substructure of offshore wind turbines." Applied Ocean Research. 111, pp. 1-14. https://doi.org/10.1016/j.apor.2021.102678

Article

Experimental and numerical study of the ultimate load for collar-plate-reinforced tubular K-joints at fire-induced elevated temperatures
Azari-Dodaran, Neda, Ahmadi, Hamid, Zhu, Lie and Li, Peiyang. 2022. "Experimental and numerical study of the ultimate load for collar-plate-reinforced tubular K-joints at fire-induced elevated temperatures." Ships and Offshore Structures. 17 (5), pp. 1159-1177. https://doi.org/10.1080/17445302.2021.1897221

Article

Fire resistance of collar-plate-reinforced multi-planar tubular KK-joints: experimental and numerical study for the design formulation
Azari-Dodaran, Neda and Ahmadi, Hamid. 2022. "Fire resistance of collar-plate-reinforced multi-planar tubular KK-joints: experimental and numerical study for the design formulation." Ships and Offshore Structures. 17 (6), pp. 1190-1208. https://doi.org/10.1080/17445302.2021.1897233

Article

Effects of geometrical parameters on the degree of bending (DoB) in two-planar tubular DT-joints of offshore jacket structures subjected to axial and bending loads
Ahmadi, Hamid and Niaki, Masoud Amini. 2019. "Effects of geometrical parameters on the degree of bending (DoB) in two-planar tubular DT-joints of offshore jacket structures subjected to axial and bending loads." Marine Structures. 64, pp. 229-245. https://doi.org/10.1016/j.marstruc.2018.11.008

Article

Development of a probability distribution model for the LJF factors in offshore two-planar tubular DK-joints subjected to OPB moment loading
Ahmadi, Hamid and Mayeli, Vahid. 2019. "Development of a probability distribution model for the LJF factors in offshore two-planar tubular DK-joints subjected to OPB moment loading." Marine Structures. 63, pp. 196-214. https://doi.org/10.1016/j.marstruc.2018.09.009

Article

Static strength of axially loaded tubular KT-joints at elevated temperatures: Study of geometrical effects and parametric formulation
Dodaran, Neda Azari, Ahmadi, Hamid and Lotfollahi-Yaghin, Mohammad Ali. 2018. "Static strength of axially loaded tubular KT-joints at elevated temperatures: Study of geometrical effects and parametric formulation." Marine Structures. 61, pp. 282-308. https://doi.org/10.1016/j.marstruc.2018.06.009

Article

Development of a Probability Distribution Model for SCFs in Uniplanar Tubular KT-Joints of Offshore Structures under IPB Moment Loading
Ahmadi, Hamid and Benam, Mir Amin Mousavi Nezhad. 2017. "Development of a Probability Distribution Model for SCFs in Uniplanar Tubular KT-Joints of Offshore Structures under IPB Moment Loading." International Journal of Coastal and Offshore Engineering. 1 (3), pp. 1-18.

Article

A numerical study on the ultimate load of offshore two-planar tubular TT-joints reinforced with internal ring stiffeners at fire-induced elevated temperatures
Azari-Dodaran, Neda and Ahmadi, Hamid. 2021. "A numerical study on the ultimate load of offshore two-planar tubular TT-joints reinforced with internal ring stiffeners at fire-induced elevated temperatures." Ocean Engineering. 230, pp. 1-15. https://doi.org/10.1016/j.oceaneng.2021.108797

Article

Stress concentration factors in FRP-strengthened steel tubular KT-joints
Hosseini, Alireza Sadat, Zavvar, Esmaeil and Ahmadi, Hamid. 2021. "Stress concentration factors in FRP-strengthened steel tubular KT-joints." Applied Ocean Research. 108, pp. 1-24. https://doi.org/10.1016/j.apor.2021.102525

Article

Effects of geometrical parameters on the degree of bending (DoB) in multiplanar tubular XT-joints of offshore structures subjected to axial loading
Ahmadi, Hamid, Chamani, Shadi and Kouhi, Ahmad. 2020. "Effects of geometrical parameters on the degree of bending (DoB) in multiplanar tubular XT-joints of offshore structures subjected to axial loading." Applied Ocean Research. 104. https://doi.org/10.1016/j.apor.2020.102381

Article

Stress concentration factors of multi-planar tubular XT-joints subjected to out-of-plane bending moments
Ahmadi, Hamid and Kouhi, Ahmad. 2020. "Stress concentration factors of multi-planar tubular XT-joints subjected to out-of-plane bending moments." Applied Ocean Research. 96, pp. 1-11. https://doi.org/10.1016/j.apor.2020.102058

Article

Degree of bending (DoB) in offshore tubular KT-joints under the axial, in-plane bending (IPB), and out-of-plane bending (OPB) loads
Ahmadi, Hamid and Zavvar, Esmaeil. 2020. "Degree of bending (DoB) in offshore tubular KT-joints under the axial, in-plane bending (IPB), and out-of-plane bending (OPB) loads." Applied Ocean Research. 95, pp. 1-19. https://doi.org/10.1016/j.apor.2019.102015

Article

Probabilistic analysis of the DoB in axially-loaded tubular KT-joints of offshore structures
Ahmadi, Hamid. 2019. "Probabilistic analysis of the DoB in axially-loaded tubular KT-joints of offshore structures." Applied Ocean Research. 87, pp. 64-80. https://doi.org/10.1016/j.apor.2019.03.018

Article

Parametric study on structural behavior of tubular K-joints under axial loading at fire-induced elevated temperatures
Dodaran, Neda Azari, Ahmadi, Hamid and Lotfollahi-Yaghin, Mohammad Ali. 2018. "Parametric study on structural behavior of tubular K-joints under axial loading at fire-induced elevated temperatures." Thin-Walled Structures. 130, pp. 467-486. https://doi.org/10.1016/j.tws.2018.06.014

Article

Static capacity of tubular X-joints reinforced with collar plate subjected to brace compression
Nassiraei, Hossein, Zhu, Lie, Lotfollahi-Yaghin, Mohammad Ali and Ahmadi, Hamid. 2017. "Static capacity of tubular X-joints reinforced with collar plate subjected to brace compression." Thin-Walled Structures. 119, pp. 256-265. https://doi.org/10.1016/j.tws.2017.06.012

Article

Static strength of doubler plate reinforced tubular T/Y-joints under in-plane bending load
Nassiraei, Hossein, Lotfollahi-Yaghin, Mohammad Ali, Ahmadi, Hamid and Zhu, Lie. 2017. "Static strength of doubler plate reinforced tubular T/Y-joints under in-plane bending load." Journal of Constructional Steel Research. 136, pp. 49-64. https://doi.org/10.1016/j.jcsr.2017.05.009

Article

Local joint flexibility of two-planar tubular DK-joints in OWTs subjected to axial loading: Parametric study of geometrical effects and design formulation
Ahmadi, Hamid and Nejad, Ali Ziaei. 2017. "Local joint flexibility of two-planar tubular DK-joints in OWTs subjected to axial loading: Parametric study of geometrical effects and design formulation." Ocean Engineering. 136, pp. 1-10. https://doi.org/10.1016/j.oceaneng.2017.03.011

Article

A study on the Local Joint Flexibility (LJF) of two-planar tubular DK-joints in jacket structures under in-plane bending loads
Ahmadi, Hamid and Nejad, Ali Ziaei. 2017. "A study on the Local Joint Flexibility (LJF) of two-planar tubular DK-joints in jacket structures under in-plane bending loads." Applied Ocean Research. 64, pp. 1-14. https://doi.org/10.1016/j.apor.2017.02.002

Article

Geometrical effects on the local joint flexibility of two-planar tubular DK-joints in jacket substructure of offshore wind turbines under OPB loading
Ahmadi, Hamid and Nejad, Ali Ziaei. 2017. "Geometrical effects on the local joint flexibility of two-planar tubular DK-joints in jacket substructure of offshore wind turbines under OPB loading." Thin-Walled Structures. 114 (5), pp. 122-133. https://doi.org/10.1016/j.tws.2017.02.001

Article

Probabilistic analysis of stress concentration factors in unstiffened gap tubular KT-joints of jacket structures under the out-of-plane bending moment loads
Ahmadi, Hamid and Benam, Mir Amin Mousavi Nezhad. 2017. "Probabilistic analysis of stress concentration factors in unstiffened gap tubular KT-joints of jacket structures under the out-of-plane bending moment loads." Advances in Structural Engineering: an international journal. 20 (4), pp. 595-615. https://doi.org/10.1177/1369433216658487

Article

Seismic responses of an offshore jacket-type platform incorporated with tuned liquid dampers
Lotfollahi-Yaghin, Mohammad Ali, Ahmadi, Hamid and Tafakhor, Hassan. 2016. "Seismic responses of an offshore jacket-type platform incorporated with tuned liquid dampers." Advances in Structural Engineering: an international journal. 19 (2), pp. 227-238. https://doi.org/10.1177/1369433215624340

Article

Static performance of doubler plate reinforced tubular T/Y-joints subjected to brace tension
Nassiraei, Hossein, Lotfollahi-Yaghin, Mohammad Ali and Ahmadi, Hamid. 2016. "Static performance of doubler plate reinforced tubular T/Y-joints subjected to brace tension." Thin-Walled Structures. 108, pp. 138-152. https://doi.org/10.1016/j.tws.2016.08.012

Article

Stress concentration factors in uniplanar tubular KT-joints of jacket structures subjected to in-plane bending loads
Ahmadi, Hamid and Nejad, Ali Ziyaei. 2016. "Stress concentration factors in uniplanar tubular KT-joints of jacket structures subjected to in-plane bending loads." International Journal of Maritime Technology. 5, pp. 27-39.

Article

Static strength of doubler plate reinforced tubular T/Y-joints subjected to brace compressive loading: Study of geometrical effects and parametric formulation
Nassiraei, Hossein, Lotfollahi-Yaghin, Mohammad Ali and Ahmadi, Hamid. 2016. "Static strength of doubler plate reinforced tubular T/Y-joints subjected to brace compressive loading: Study of geometrical effects and parametric formulation." Thin-Walled Structures. 107, pp. 231-247. https://doi.org/10.1016/j.tws.2016.06.009

Article

Structural behavior of tubular T/Y-joints with collar plate under static in-plane bending
Nassiraei, Hossein, Lotfollahi-Yaghin, Mohammad Ali and Ahmadi, Hamid. 2016. "Structural behavior of tubular T/Y-joints with collar plate under static in-plane bending." Journal of Constructional Steel Research. 123, pp. 121-134. https://doi.org/10.1016/j.jcsr.2016.04.029

Article

The effect of multi-planarity on the SCFs in offshore tubular KT-joints subjected to in-plane and out-of-plane bending loads
Ahmadi, Hamid and Zavvar, Esmaeil. 2016. "The effect of multi-planarity on the SCFs in offshore tubular KT-joints subjected to in-plane and out-of-plane bending loads." Thin-Walled Structures. 106, pp. 148-165. https://doi.org/10.1016/j.tws.2016.04.020

Article