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Keywords: initial deflection
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Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-148
... considered according to practical structural designs in ship industry. Additionally, the effects of influencing factors such as initial deflections are investigated, and closed-form ultimate strength prediction formulae are proposed for curved stiffened plates. The results are representative and can be of...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-240
... investigations should be made. Generally, the modelling extent, boundary conditions, lateral pressure and initial deflection are key factors in the ultimate strength analysis of container ships. As a case study in this paper, we investigated the influences of above key factors on the ultimate strengths of both...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-400
... test of a stiffened box-section girder under cyclic loading as well as the non-linear finite element analysis (NLFEA) considering the initial deflection. Gordo and Soares (2009, 2013, 2014) prepared three box girder models made of the high tensile steel or the mild steel with different transverse frame...
Proceedings Papers

Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-518
... deflection are considered, i.e., the local deflection (wp) in each plate between adjacent two longitudinal stiffeners and two transverse frames, the global flexural deflection (ws) and the torsional deflection (vs). The measured example of initial deflection shape in local plates is shown in Fig. 4, which is...
Proceedings Papers

Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-558
... steel plate formulation initial deflection strength coefficient pce coefficient stress function reservoir simulation deflection galerkin operation deflection analysis initial deformation metals & mining deflection function artificial intelligence pce approximation approximation...
Proceedings Papers

Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-645
... intact and damaged ships is also investigated. ship calculation initial deflection mid-ship section relation bulk carrier stress-strain relation calculation result marine transportation neutral axis deformation initial imperfection stiffened plate collision ultimate strength hull...
Proceedings Papers

Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-665
... series of nonlinear FEM analyses are firstly performed on stiffened panels varying types and sizes of stiffeners as well as slenderness ratio and aspect ratio of local panels. local panel initial deflection aspect ratio harada slenderness ratio ultimate strength different method fujikubo...
Proceedings Papers

Paper presented at the The Twenty-first International Offshore and Polar Engineering Conference, June 19–24, 2011
Paper Number: ISOPE-I-11-625
... represents the initial deflection, which has the same shape functions as the total deflection, w. In addition to this, nonlinear effect of the nodal point deflection, wn, due to overall buckling of stiffened plates on the in-plane strain is considered in the form of an updated Green s strain increment. The...
Proceedings Papers

Paper presented at the The Nineteenth International Offshore and Polar Engineering Conference, July 21–26, 2009
Paper Number: ISOPE-I-09-450
... function G Shear modulus m Number of half waves in length direction n Number of half waves in width direction R Radius of curvature of cylindrically curved plate t Thickness of plate w Total deflection of plate 0w Initial deflection of plate mnW Ampilitude of deflection components Reduced slenderness...
Proceedings Papers

Paper presented at the The Fourteenth International Offshore and Polar Engineering Conference, May 23–28, 2004
Paper Number: ISOPE-I-04-415
... deflection stiffened panel expression inelastic compressive collapse initial deflection plate theory longitudinal compression stiffener inelastic behavior unknown coefficient Inelastic Compressive Collapse of Stiffened Panels Yong Chen, Michael Y.H. Luo Owen F. Hughes Technip Offshore, Inc...
Proceedings Papers

Paper presented at the The Thirteenth International Offshore and Polar Engineering Conference, May 25–30, 2003
Paper Number: ISOPE-I-03-390
... initial deflection design formulae ultimate strength collapse pressure reservoir characterization shell thickness cylinder general instability instability stiffener cylindrical shell upstream oil & gas finite element analysis strength formulae equation hydrostatic pressure deflection...
Proceedings Papers

Paper presented at the The Eleventh International Offshore and Polar Engineering Conference, June 17–22, 2001
Paper Number: ISOPE-I-01-402
... mode in the post-ultimate strength range when a thin plate is accompanied by initial deflection of a buckling mode. Also in the case of a thin plate accompanied by initial deflection of a hungry-horse mode, deflection of a buckling mode grows above the buckling load. In this case, however, plastic...
Proceedings Papers

Paper presented at the The Tenth International Offshore and Polar Engineering Conference, May 28–June 2, 2000
Paper Number: ISOPE-I-00-360
... analysis method of collapsing behavior of a panel subjected to in-plane loads will be mentioned by considering continuities between the adjacent panels which regard to in-plane shear ultimate strength initial deflection naval architect deflection continuous rectangular panel rectangular plate...
Proceedings Papers

Paper presented at the The Ninth International Offshore and Polar Engineering Conference, May 30–June 4, 1999
Paper Number: ISOPE-I-99-388
... based on ultimate strength design in engineering practice than before. Which rise an imperative problem, that is, how to calculate the ultimate strength of stiffened panels. During determination of compressive ultimate strength, the material nonlinearity, the initial deflection of plate and stiffener...
Proceedings Papers

Paper presented at the The Ninth International Offshore and Polar Engineering Conference, May 30–June 4, 1999
Paper Number: ISOPE-I-99-139
... developed for solving the problem. Considered is the influence of an initial deflection position of the pipe and pres- sure wavelength upon the character of forced and parametric vi- brations. Excitation conditions of higher harmonics have been found. The vibrations in the system change from periodic to...
Proceedings Papers

Paper presented at the The Seventh International Offshore and Polar Engineering Conference, May 25–30, 1997
Paper Number: ISOPE-I-97-451
... ABSTRACT Elastoplastic large deflection analyses of simply supported thick rectangular plates with initial deflection have been performed using nonlinear finite element method. The objective of the study is to check to what extent the plastic correction method used in the present...
Proceedings Papers

Paper presented at the The Seventh International Offshore and Polar Engineering Conference, May 25–30, 1997
Paper Number: ISOPE-I-97-444
... deck or bottom panels (Caldwell 1965, Pail (et al. 1996). test specimen formulation strength specimen longitudinal stiffener initial deflection slenderness ratio experiment ultimate compressive strength initial imperfection dimension stiffener ultimate strength tanaka stiffened...
Proceedings Papers

Paper presented at the The Second International Offshore and Polar Engineering Conference, June 14–19, 1992
Paper Number: ISOPE-I-92-369
... determine the axial force under which a plastic hinge appears at bottom of dent. tubular beam iterative procedure deflection axial stiffness platform dented center dented zone strength ultimate strength compression axial force plastic hinge elastically initial deflection rest arc...
Proceedings Papers

Paper presented at the The Second International Offshore and Polar Engineering Conference, June 14–19, 1992
Paper Number: ISOPE-I-92-009
... double hull tanker of 40,000 dwt with transverse less structural system. Factors affecting ultimate hull girder strength, such as initial deflection, welding residual stress, use of higher strength steel, plate thickness reduction due to corrosion, and structural damages due to stranding/collision are...
Proceedings Papers

Paper presented at the The First International Offshore and Polar Engineering Conference, August 11–16, 1991
Paper Number: ISOPE-I-91-231
... ABSTRACT: From the Von Karman large deflection equation of the plate and by assuming that a plate has an initial deflection in form of a spherical cap, the equilibrium equation of a spherical cap subjected to hydrostatic pressure is obtained, simplified and solved in the same way as an...

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