... Abstract Torispherical heads are known to exhibit buckling due to internal pressure for a variety of vessel configurations. This paper provides an overview of the phenomenon and includes Finite Element Analysis results to confirm the elastic buckling pressure threshold for a set...

... Abstract Thin-walled cylindrical shell structures are widely used in various engineering fields due to their highly efficient load carrying capacity. This kind of structures is prone to buckling failure when subjected to axial compression loads. Machining the shell into corrugated shape...

... focuses on the structural stability study of the teardrop shape vacuum chamber based on buckling analysis. Protection against collapse from buckling according to the ASME BPVC requirement has been evaluated in depth. First, a Type-1 bifurcation buckling analysis using a linear eigenvalue solution...

... critical elements and tank configurations. buckling damage dynamic and seismic analysis failure nonlinear and inelastic analysis Proceedings of the ASME 2022 Pressure Vessels & Piping Conference PVP2022 July 17-22, 2022, Las Vegas, Nevada, USA PVP2022-84416 SEISMIC VULNERABILITY ASSESSMENT...

... floor acceleration) is not necessarily optimal threfeore future developments should produce updated fragility curves for non-structural elements, using better performing intensity measures. buckling damage dynamic and seismic analysis failure nonlinear and inelastic analysis Proceedings...

... EE of ASME Sec. VIII, Div. 1 as well as in Part 4 of ASME Sec. VIII, Div. 2 and the users must demonstrate compliance by meeting U-2(g) for ASME Sec. VIII, Div. 1 and by designing in accordance with Part 5 for ASME Sec. VIII, Div. 2. For such design condition, elastic buckling and plastic deformation...

..., with specific emphasis on how this may affect a level 3 fitness for service assessment of a damaged storage tank. fitness-for-service storage tank buckling wind load CONSIDERATION OF WIND LOADS IN FITNESS FOR SERVICE ASSESSMENT OF STORAGE TANKS Gys van Zyl1, Stewart Long Integrity Engineering...

... Abstract This paper presents an numerical study on a large unanchored open-topped steel tank. The buckling behaviors of the tank are analyzed using the finite element computer package ANSYS by means of nonlinear stabilization algorithm. The effects of foundation harmonic settlement...

... heads as well as their failure modes, i.e., buckling and plastic collapse. It is found that ellipsoidal heads have more buckling resistance than equivalent torispherical heads, indicating that the current design rules for buckling failure based on the geometric equivalency approaches result...

... Abstract Buckling and fatigue evaluation of braced piping supports was conducted using numerical analysis. Buckling and fatigue occurred on the piping support during vibration and static load tests. A numerical model for the evaluation was developed, and the load–displacement relationship...

... Abstract For the required thickness estimation against buckling in the elevated temperature design, the external pressure chart for two kinds of ferritic steel, 2 1/4Cr-1Mo and Mod.9Cr-1Mo steel, was developed. On the basis of the guideline described in the ASME BPVC Section II, Part D...

... is significant. In this paper, the elastic and elastic-plastic buckling analyses of a spherical latticed shell are carried out with whole process load-deformation method considering geometric and material non-linearity. The critical buckling loads of these two analysis types are obtained from the load...

... Abstract In engineering, thin-walled cylindrical shells subjected to axial compression load are very sensitive to geometric imperfections and are prone to buckling. However, how to reasonably take into account the influence of geometric imperfections on the load carrying capacity of thin-walled...

... EFFECT OF POST-WELD HEAT TREATMENT ON THE PLASTIC BUCKLING OF WELDED CYLINDRICAL SHELLS Ji Wang; Zhiping Chen; Chulin Yu Institute of Process Equipment, Zhejiang University Hangzhou, P. R. China Tel: 86-571-87953007 Email: zhiping@zju.edu.cn ABSTRACT Storage tanks, silos and other welded...

... 14 01 2011 The buckling capacity of thin cylindrical shells subject to uniform external pressure is investigated in this paper. Thin cylindrical shells are known to be highly sensitive to geometric and material imperfections such as wall thickness variation, non-circularity and random...

...-external and corrugated-internal is proposed. The investigation is divided into two steps. In first one analytical formulas describing buckling behaviour are derived. In second step numerical analysis is performed by using FEM to obtain the correlation between analytical and numerical results. Authors also...

... and Pressure Vessel Code, Section VIII, Division 2 Rules for the same shell geometries are also conducted. The ultimate goal of the reliability type technique is to predict the critical buckling load associated with the chosen cylindrical pressure vessel. Initial geometric imperfections are shown to have...

... based on Donnel theory. Additionally, a 3D finite element model (FEM) of PSPs under bending using an eigenvalue method is present. Good agreement between the theoretical results and finite element results is obtained, which shows that the proposed FEM can predict the buckling moments of PSPs. Further...

... its overall flexibility and name, are reviewed and discussed in detail. In an effort to provide a comprehensive examination of the flexible hose’s use in the petro-chemical industry, a discussion of the applied mechanics associated with column buckling of the bellows (also known as “squirm...

..., are reviewed and discussed in detail. In an effort to provide a comprehensive examination of the use of the flexible hose in the petrochemical industry, a discussion of the materials, fabrication methods, installation, and, applied mechanics associated with column buckling of the bellows (also known as “squirm...