1-20 of 44
Keywords: deformation
Close
Sort by
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. December 2012, 134(6): 061406.
Published Online: November 21, 2012
..., 2012; published online November 21, 2012. Assoc. Editor: Frederick W. Brust. 25 08 2011 30 05 2012 Residual stresses and deformation in the butt welding of an ultrathick tube-sheet in a large scale reactor are predicted by finite element method. The effect of applied load...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Pressure Vessel Technol. December 2011, 133(6): 064501.
Published Online: September 1, 2011
...C. Gato; Y. Shie Dynamic fracture of thin-walled cylindrical structures is studied with a large deformation meshfree method. Due to the higher order continuity and smoothness of the shape functions, meshfree methods are well suited to simulate dynamic fracture of thin-walled structures since...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. October 2011, 133(5): 051211.
Published Online: July 20, 2011
... machined in the tubesheet hole on the distributions and magnitudes of the radial deformation of tube walls and the residual stresses along the expanded length of the tube and in the transition zone. The results have revealed the presence of tensile and compressive residual axial and hoop stresses...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. August 2011, 133(4): 041601.
Published Online: May 9, 2011
...J. H. Jia; X. Y. Hu; Z. L. An; F. Z. Xuan; S. T. Tu In this paper, a sensing device specifically for measuring deformations of high temperature pipes is designed, and its applicability is verified both experimentally and theoretically. First, the design procedure and the working principle...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. June 2011, 133(3): 031401.
Published Online: March 29, 2011
... , M. , Mochizuki , M. , Ohmura , T. , and An , G. B. , 1999 , “ Temperature Rise by Plastic Deformation Under Dynamic Loading in Structural Steels and Their Undermatched Joints ,” Proceedings of the International Seminar on Numerical Analysis of Solid and Fluid Dynamics , Suita, Japan...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. April 2011, 133(2): 021403.
Published Online: March 14, 2011
... main loop piping and the steam generator has been welded with ER308L NGW after the replacement of a steam generator of a Korean nuclear power plant. The NGW technique has many merits, for instance, the reduction of construction time and the reduction of shrinkage and deformation after welding due...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Pressure Vessel Technol. February 2011, 133(1): 014504.
Published Online: January 21, 2011
...-to-sphere connection. The results show that large residual stresses are generated in the weld and weld/parent interface during the welding of hydrogen nozzle. Large axial stress is generated on the internal surface of hydrogen nozzle due to the angular deformation, which has a great effect on hydrogen...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. February 2011, 133(1): 011205.
Published Online: December 23, 2010
... and as an initial gap between the cylinder and the medium. Furthermore, the effects of the deformability of the surrounding medium are examined. The results indicate significant imperfection sensitivity and a strong dependency on the medium stiffness. The numerical results are employed to develop a simple...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. April 2010, 132(2): 021303.
Published Online: March 30, 2010
...M. Utsumi; K. Ishida In a previous paper, a cost-efficient modal analysis method for the vibration of a floating roof coupled with nonlinear sloshing in a circular cylindrical oil storage tank is presented. This method is extended to the case in which the out-of-plane deformation of the roof-deck...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Pressure Vessel Technol. April 2010, 132(2): 024502.
Published Online: March 30, 2010
... deformation of machined random fiber composite plates. This work was funded through the National Science Foundation Grant No. DMII-0084765. Hardware and software used to obtain the finite element model results were provided by the University of Minnesota Supercomputing Institute. Assuming E m...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. February 2010, 132(1): 011802.
Published Online: November 30, 2009
..., the asymmetric boundary condition given by the fluid velocity imparted by the deformation of the crescent-like uplift region at the bottom cannot be expressed properly in cylindrical coordinates. This paper examines applicability of a slice model, which is a rigid rectangular tank with a unit depth vertically...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. October 2009, 131(5): 051201.
Published Online: July 24, 2009
..., a situation that applies to used equipment. An axisymmetric finite element model based on the sleeve diameter and rigid tube expanding roller concepts was used to analyze the effects of tube projection, initial tube-tubesheet clearance, and tube material strain-hardening property on the deformation behavior...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. August 2009, 131(4): 041202.
Published Online: June 10, 2009
... theories. Classical, refined, zigzag, layerwise, and mixed theories are compared in order to evaluate the stress and deformation variables. Conclusions are drawn with respect to the accuracy of the various theories for the considered loadings and layouts. The importance of the refined shell models in order...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. June 2009, 131(3): 031405.
Published Online: April 21, 2009
...A. J. W. McClung; M. B. Ruggles-Wrenn The inelastic deformation behavior of polymerization of monomeric reactants-15 (PMR-15) neat resin, a high-temperature thermoset polymer, was investigated at 288 ° C . The experimental program was designed to explore the influence of strain rate changes...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. February 2009, 131(1): 011206.
Published Online: November 24, 2008
... of elements. Stresses and deformations produced by pressure load or thermal load are calculated, and the axial strain at the middle area of the cylindrical shell is experimentally measured. By comparing the numerical results with experimental measurements, it is found that both finite element analysis models...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Pressure Vessel Technol. August 2008, 130(3): 034502.
Published Online: June 12, 2008
...Xu Zeliang Welding groove geometry is one of the factors determining the structure’s weld-induced deformation. There are three types of welding groove geometry available for a full-welded ball valve. Multipass butt-welded plate experiments and finite element analysis were applied to determine which...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. May 2008, 130(2): 021702.
Published Online: March 17, 2008
...Y. Zhang; S. Das This study was undertaken to investigate and understand the behavior of a wrinkled energy pipeline when subjected to sustained monotonic axial compressive deformation. This study involved both experimental and numerical investigations. Two full-scale laboratory tests with moderate...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Pressure Vessel Technol. February 2008, 130(1): 014502.
Published Online: January 17, 2008
..., “Engineering Analysis Systems User's Manual” ) is employed to perform a static, nonlinear analysis (both geometry of deformation and material behavior) using three-dimensional 20 node structural solid elements. The “Newton–Raphson method” and the “arclength method” are both employed to solve the nonlinear...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Pressure Vessel Technol. August 2007, 129(3): 460–467.
Published Online: August 28, 2006
... calculations of the EAC crack growth rate, incorporating the SCC deformation /oxidation model and the elastic-plastic finite element method (EPFEM), are carried out. This approach can be used for the quantitative prediction of EAC crack growth rate in both the low and high strain zones of key structures...