Reaction force of ship stern bearing in hull large deformation based on stochastic theory

A theoretical calculation model for ship stern bearings with large hull deformation is established and validated theoretically and experimentally. A hull simulation model is established to calculate hull deformations corresponding to the reaction force of stern bearings under multi-factor and multi-...

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Main Authors:	Sheng-dong Zhang, Zhi-lin Long, Xiu-ying Yang
Format:	Article
Language:	English
Published:	Elsevier 2020-01-01
Series:	International Journal of Naval Architecture and Ocean Engineering
Subjects:	Hull large deformation Reaction force of ship stern bearing Finite element method Wave load
Online Access:	http://www.sciencedirect.com/science/article/pii/S2092678220300376

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record_format	Article
spelling	doaj-a6e92a7d92544db99cdd23989ef714db2021-01-08T04:19:49ZengElsevierInternational Journal of Naval Architecture and Ocean Engineering2092-67822020-01-0112723732Reaction force of ship stern bearing in hull large deformation based on stochastic theorySheng-dong Zhang0Zhi-lin Long1Xiu-ying Yang2College of Civil Engineering and Mechanics, Xiangtan University, Xiangtan, China; Mechanics Post-Doctoral Research Station, Xiangtan University, Xiangtan, China; Corresponding author. College of Civil Engineering and Mechanics, Xiangtan University, Xiangtan, China.College of Civil Engineering and Mechanics, Xiangtan University, Xiangtan, China; Mechanics Post-Doctoral Research Station, Xiangtan University, Xiangtan, ChinaJiujiang University, Jiujiang, Jiangxi Province, ChinaA theoretical calculation model for ship stern bearings with large hull deformation is established and validated theoretically and experimentally. A hull simulation model is established to calculate hull deformations corresponding to the reaction force of stern bearings under multi-factor and multi-operating conditions. The results show that in the condition of wave load, hull deformation shows randomness; the aft stern tube bearing load obeys the Gaussian distribution and its value increases significantly compared with the load under static, and the probability of aft stern tube bearing load greater than 1 is 65.7%. The influence laws and levels between hull deformation and bearing reaction force are revealed, and suggestions for ship stern bearing specifications are proffered accordingly.http://www.sciencedirect.com/science/article/pii/S2092678220300376Hull large deformationReaction force of ship stern bearingFinite element methodWave load
collection	DOAJ
language	English
format	Article
sources	DOAJ
author	Sheng-dong Zhang Zhi-lin Long Xiu-ying Yang
spellingShingle	Sheng-dong Zhang Zhi-lin Long Xiu-ying Yang Reaction force of ship stern bearing in hull large deformation based on stochastic theory International Journal of Naval Architecture and Ocean Engineering Hull large deformation Reaction force of ship stern bearing Finite element method Wave load
author_facet	Sheng-dong Zhang Zhi-lin Long Xiu-ying Yang
author_sort	Sheng-dong Zhang
title	Reaction force of ship stern bearing in hull large deformation based on stochastic theory
title_short	Reaction force of ship stern bearing in hull large deformation based on stochastic theory
title_full	Reaction force of ship stern bearing in hull large deformation based on stochastic theory
title_fullStr	Reaction force of ship stern bearing in hull large deformation based on stochastic theory
title_full_unstemmed	Reaction force of ship stern bearing in hull large deformation based on stochastic theory
title_sort	reaction force of ship stern bearing in hull large deformation based on stochastic theory
publisher	Elsevier
series	International Journal of Naval Architecture and Ocean Engineering
issn	2092-6782
publishDate	2020-01-01
description	A theoretical calculation model for ship stern bearings with large hull deformation is established and validated theoretically and experimentally. A hull simulation model is established to calculate hull deformations corresponding to the reaction force of stern bearings under multi-factor and multi-operating conditions. The results show that in the condition of wave load, hull deformation shows randomness; the aft stern tube bearing load obeys the Gaussian distribution and its value increases significantly compared with the load under static, and the probability of aft stern tube bearing load greater than 1 is 65.7%. The influence laws and levels between hull deformation and bearing reaction force are revealed, and suggestions for ship stern bearing specifications are proffered accordingly.
topic	Hull large deformation Reaction force of ship stern bearing Finite element method Wave load
url	http://www.sciencedirect.com/science/article/pii/S2092678220300376
work_keys_str_mv	AT shengdongzhang reactionforceofshipsternbearinginhulllargedeformationbasedonstochastictheory AT zhilinlong reactionforceofshipsternbearinginhulllargedeformationbasedonstochastictheory AT xiuyingyang reactionforceofshipsternbearinginhulllargedeformationbasedonstochastictheory
_version_	1724345030014926848

Reaction force of ship stern bearing in hull large deformation based on stochastic theory

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