Towards efficient crash analysis of large ship structures: Equivalent single layer approach for stiffened orthotropic panels under tensile loading

Tutkimustuotos: Artikkeli kirjassa/konferenssijulkaisussavertaisarvioitu

Standard

Towards efficient crash analysis of large ship structures : Equivalent single layer approach for stiffened orthotropic panels under tensile loading. / Körgesaar, Mihkel; Reinaldo, Goncalves; Jelovica, Jasmin; Romanoff, Jani; Remes, Heikki.

Proceedings of the 13th International Symposium on PRActical Design of Ships and Other Floating Structures (PRADS' 2016). 2016.

Tutkimustuotos: Artikkeli kirjassa/konferenssijulkaisussavertaisarvioitu

Harvard

Körgesaar, M, Reinaldo, G, Jelovica, J, Romanoff, J & Remes, H 2016, Towards efficient crash analysis of large ship structures: Equivalent single layer approach for stiffened orthotropic panels under tensile loading. julkaisussa Proceedings of the 13th International Symposium on PRActical Design of Ships and Other Floating Structures (PRADS' 2016)., Copenhagen, Tanska, 04/09/2016.

APA

Körgesaar, M., Reinaldo, G., Jelovica, J., Romanoff, J., & Remes, H. (2016). Towards efficient crash analysis of large ship structures: Equivalent single layer approach for stiffened orthotropic panels under tensile loading. teoksessa Proceedings of the 13th International Symposium on PRActical Design of Ships and Other Floating Structures (PRADS' 2016)

Vancouver

Körgesaar M, Reinaldo G, Jelovica J, Romanoff J, Remes H. Towards efficient crash analysis of large ship structures: Equivalent single layer approach for stiffened orthotropic panels under tensile loading. julkaisussa Proceedings of the 13th International Symposium on PRActical Design of Ships and Other Floating Structures (PRADS' 2016). 2016

Author

Körgesaar, Mihkel ; Reinaldo, Goncalves ; Jelovica, Jasmin ; Romanoff, Jani ; Remes, Heikki. / Towards efficient crash analysis of large ship structures : Equivalent single layer approach for stiffened orthotropic panels under tensile loading. Proceedings of the 13th International Symposium on PRActical Design of Ships and Other Floating Structures (PRADS' 2016). 2016.

Bibtex - Lataa

@inproceedings{dc2a913d956241b1acac5560ec9ab587,
title = "Towards efficient crash analysis of large ship structures: Equivalent single layer approach for stiffened orthotropic panels under tensile loading",
abstract = "All-metal uni-directional orthotropic panels with a low weight-to-stiffness ratio provide the means to develop cost and energy efficient ships. However, modelling and computational effort required, especially in the conceptual design stage, poses a significant drawback. Therefore, effective direct strength analysis approaches based on homogenization, but embedded into Finite Element codes are needed. To this end, we determine the loaddisplacement curves for stiffened orthotropic panels under plane strain tension until tensile instability. The analytical curves are given in the format, which allows a direct implementation into commercial non-linear FE packages via user subroutines to describe the non-linear mechanical shell section behavior in the framework of Equivalent Single Layer (ESL) theory. Possible extensions of the approach are discussed.",
keywords = "Equivalent single layer theory, Load-displacement, Orthotropic panel, Tensile instability",
author = "Mihkel K{\"o}rgesaar and Goncalves Reinaldo and Jasmin Jelovica and Jani Romanoff and Heikki Remes",
year = "2016",
language = "English",
booktitle = "Proceedings of the 13th International Symposium on PRActical Design of Ships and Other Floating Structures (PRADS' 2016)",

}

RIS - Lataa

TY - GEN

T1 - Towards efficient crash analysis of large ship structures

T2 - Equivalent single layer approach for stiffened orthotropic panels under tensile loading

AU - Körgesaar, Mihkel

AU - Reinaldo, Goncalves

AU - Jelovica, Jasmin

AU - Romanoff, Jani

AU - Remes, Heikki

PY - 2016

Y1 - 2016

N2 - All-metal uni-directional orthotropic panels with a low weight-to-stiffness ratio provide the means to develop cost and energy efficient ships. However, modelling and computational effort required, especially in the conceptual design stage, poses a significant drawback. Therefore, effective direct strength analysis approaches based on homogenization, but embedded into Finite Element codes are needed. To this end, we determine the loaddisplacement curves for stiffened orthotropic panels under plane strain tension until tensile instability. The analytical curves are given in the format, which allows a direct implementation into commercial non-linear FE packages via user subroutines to describe the non-linear mechanical shell section behavior in the framework of Equivalent Single Layer (ESL) theory. Possible extensions of the approach are discussed.

AB - All-metal uni-directional orthotropic panels with a low weight-to-stiffness ratio provide the means to develop cost and energy efficient ships. However, modelling and computational effort required, especially in the conceptual design stage, poses a significant drawback. Therefore, effective direct strength analysis approaches based on homogenization, but embedded into Finite Element codes are needed. To this end, we determine the loaddisplacement curves for stiffened orthotropic panels under plane strain tension until tensile instability. The analytical curves are given in the format, which allows a direct implementation into commercial non-linear FE packages via user subroutines to describe the non-linear mechanical shell section behavior in the framework of Equivalent Single Layer (ESL) theory. Possible extensions of the approach are discussed.

KW - Equivalent single layer theory

KW - Load-displacement

KW - Orthotropic panel

KW - Tensile instability

UR - http://orbit.dtu.dk/files/127664364/PRADS_2016_Proceedings_ORBIT.pdf

UR - http://www.scopus.com/inward/record.url?scp=85026435925&partnerID=8YFLogxK

M3 - Conference contribution

BT - Proceedings of the 13th International Symposium on PRActical Design of Ships and Other Floating Structures (PRADS' 2016)

ER -

ID: 9591542