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Article

Fitness-for-Service Methodology Based on Variational Principles in Plasticity

[+] Author and Article Information
H. Indermohan, R. Seshadri

Faculty of Engineering and Applied Science, Memorial University of Newfoundland, St. John’s A1B 3X5 Canada

J. Pressure Vessel Technol 127(1), 92-97 (Mar 15, 2005) (6 pages) doi:10.1115/1.1849230 History: Received September 14, 2004; Revised October 15, 2004; Online March 15, 2005
Copyright © 2005 by ASME
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References

API Recommended Practice 579, 2000, Fitness-For-Service, American Petroleum Institute, Washington, DC.
Mura,  T., and Lee,  S. L., 1963, “Application of Variational Principles to Limit Analysis,” Q. Appl. Math., 21, pp. 243–248.
Mura,  T., Rimawi,  W. H., and Lee,  S. L., 1965, “Extended Theorems of Limit Analysis,” Q. Appl. Math., 23, pp. 171–179.
Ainsworth, R. A., Dean, D. W., and Budden, P. J., 2000, “Development in Creep Fracture Assessments within the R5 Procedure,” IUTAM Symposium on Creep in Structures, Nagoya, Japan, pp. 321–330.
Ponter,  A. R. S., Fuschi,  P., and Engelhardt,  M., 2000, “Limit Analysis for a General Class of Yield Conditions,” Eur. J. Mech. A/Solids, 19, pp. 401–421.
Seshadri,  R., and Mangalaramanan,  S. P., 1997, “Lower Bound Limit Loads using Variational Concepts: The mα—Method,” Int. J. Pressure Vessels Piping, 71, pp. 93–106.
Pan,  L., and Seshadri,  R., 2002, “Limit Load Estimation using Plastic Flow Parameter in Repeated Elastic Finite Element Analysis,” ASME J. Pressure Technol., 124, pp. 433–439.
Reinhardt,  W. D., and Seshadri,  R., 2003, “Limit Load Bounds for the mα Multiplier,” ASME J. Pressure Vessel Technol., 125, pp. 34–56.
Seshadri, R., 2004, “Integrity Assessment of Pressure Components with Local Hot Spots,” Proc. Fifth Intl. Symp. on Computational Technologies for Fluid/Thermal Stress Systems with Industrial Applications, 491 , pp. 177–185.
ANSYS , 2000, Educational version, 6.0, SAS IP, Inc.

Figures

Grahic Jump Location
A rectangular LTA in a cylindrical vessel
Grahic Jump Location
Reference dimensions for localized effects

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