A Robust Structural Stress Method for Fatigue Analysis of Offshore/Marine Structures

[+] Author and Article Information
P. Dong

Center for Welded Structures Research, Battelle, Columbus, OH 43016-2693e-mail: dongp@battelle.org

J. Offshore Mech. Arct. Eng 127(1), 68-74 (Mar 23, 2005) (7 pages) doi:10.1115/1.1854698 History: Received March 21, 2004; Revised May 23, 2004; Online March 23, 2005
Copyright © 2005 by ASME
Your Session has timed out. Please sign back in to continue.



Grahic Jump Location
Through-thickness structural stresses definition: (a) Local stresses from FE model; (b) structural stress or far-field stress; (c) self-equilibrating stress and structural stress based estimation with respect to t1 (dashed lines)
Grahic Jump Location
Robust structural stress calculation procedures for curved weld with distorted mesh using shell/plate element models
Grahic Jump Location
Comparison of the structural stress results using the proposed method for a cover plate fillet weld: (a) Shell element model, (b) A 2D cross-section showing weld representation; (c) Comparison of structural stress results at weld toe with different element sizes and types
Grahic Jump Location
Validation of mesh-size insensitivity in the structural stress calculations using the present procedures for a doubling-plate fillet joint investigated by Fricke 1
Grahic Jump Location
Structural stress calculations for a tubular T joint used by Zerbst et al. 9: (a) T-joint geometry and loading conditions; (b) Four FE models with different element sizes; (c) Comparison of the current structural stress results along weld toe at chord
Grahic Jump Location
Comparison of FEA surface stress distributions predicted by various modeling procedures and extrapolation based hot stress SCF predicted at the weld toe on attachment plate 1
Grahic Jump Location
Generalized procedure for implementing virtual node method (E1, E2,[[ellipsis]], represent element numbers at weld toe)
Grahic Jump Location
Mesh-size insensitivity demonstration for an edge detail investigated in 112: (a) FE models with drastically different element sizes; (b) comparison of structural stress distributions along weld toe on attachment plate
Grahic Jump Location
Structural stress results using virtual node method—a RHS T-Joint
Grahic Jump Location
Correlation of a large amount of existing weld S-N data from literature 6 using the proposed equivalent structural stress parameter in Eq. (4): (a) Nominal stress range versus N; (b) Equivalent structural stress range versus N




Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In