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Keywords: elasticity
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. August 2013, 135(3): 031502.
Paper No: OMAE-11-1045
Published Online: June 6, 2013
... elasticity, delayed elasticity, secondary creep and primary creep was presented. An available formalism with three parameters was considered for primary creep. The unknown parameters were identified with some available experimental results. Then, the identification was validated with other experimental...
Journal Articles
Publisher: ASME
Article Type: Structures and Safety Reliability
J. Offshore Mech. Arct. Eng. August 2012, 134(3): 031603.
Published Online: February 6, 2012
...J. Błachut; O. Ifayefunmi This is the first study into elastic-plastic buckling of unstiffened truncated conical shells under simultaneously acting axial compression and an independent external pressure. This is both a numerical and experimental study. Domains of combined stability are obtained...
Journal Articles
Publisher: ASME
Article Type: Ocean Renewable Energy
J. Offshore Mech. Arct. Eng. August 2012, 134(3): 031902.
Published Online: February 2, 2012
... illustrates the algorithm of this process. The damping in an offshore wind turbine system consists of structural, aerodynamic, and hydrodynamic damping. The first is caused by the thermal effects of repeated elastic strain and friction [( 12 )]. For lattice structures, it depends on the fabrication...
Journal Articles
Publisher: ASME
Article Type: Piper And Riser Technology
J. Offshore Mech. Arct. Eng. May 2012, 134(2): 021703.
Published Online: December 6, 2011
..., commercial numerical tools are uneconomical due to their high prices. pipeline S-lay elastic seabed current numerical analysis elasticity internal stresses marine engineering numerical analysis offshore installations pipelines seawater soil 21 08 2010 31 03 2011 06...
Journal Articles
Publisher: ASME
Article Type: Materials Technology
J. Offshore Mech. Arct. Eng. May 2012, 134(2): 021404.
Published Online: December 6, 2011
...Weiwei Yu; Dale G. Karr; Pedro M. Vargas Neuber’s theory of elastic and inelastic stress concentration factors are applied to the pit corrosion of plates. The finite element method is then employed to model the problem numerically and to calculate the stress concentration factors for semioblate...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Ocean Engineering
J. Offshore Mech. Arct. Eng. February 2012, 134(1): 011104.
Published Online: October 17, 2011
... between aircushions was considered. Hydroelastic responses were estimated not only in terms of elastic motion, but also in terms of vertical bending moment. The results confirmed the existence of response reduction, especially noticeable for the vertical bending moment in a wide wavelength range...
Journal Articles
Publisher: ASME
Article Type: Ocean Engineering
J. Offshore Mech. Arct. Eng. November 2011, 133(4): 041103.
Published Online: April 12, 2011
... to Gaussian, but wide banded. The critical structural responses are determined by coupled aerohydro-elastic time domain simulation. Based on different simulations (20 1 h, 20 2 h, 20 3 h, and 20 5 h), the mean up-crossing rate has been found in order to predict the extreme structural responses. The most...
Journal Articles
Publisher: ASME
Article Type: Ocean Engineering
J. Offshore Mech. Arct. Eng. November 2011, 133(4): 041102.
Published Online: April 7, 2011
... helical strakes were tested in an attempt to find the most suitable strake configuration. The experiments were performed in a steady flow flume with an elastically mounted rigid circular cylinder of 500 mm in length and 50 mm in outer diameter. The test cylinder was spring-supported in both the inline...
Journal Articles
Publisher: ASME
Article Type: Ocean Engineering
J. Offshore Mech. Arct. Eng. August 2011, 133(3): 031107.
Published Online: April 1, 2011
... G = − ( F p + F g + N 0 ) I ( 1 ) 09 07 2009 21 04 2010 01 04 2011 01 04 2011 boats elasticity flexible structures structural engineering hydroelasticity restoring stiffness geometric stiffness segmented barge...
Topics: Stiffness
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Safety And Reliability
J. Offshore Mech. Arct. Eng. May 2011, 133(2): 021601.
Published Online: December 6, 2010
...S. T. Lie; Z. M. Yang This paper concerns on the development of numerical models for cracked square hollow sections (SHSs) T-, Y-, and K-joints. Based on these numerical models, the plastic collapse loads P c are calculated using nonlinear finite element method and through twice-elastic compliance...
Journal Articles
Publisher: ASME
Article Type: Materials Technology
J. Offshore Mech. Arct. Eng. November 2010, 132(4): 041401.
Published Online: September 24, 2010
...J. Błachut; O. Ifayefunmi This paper studies the static stability of metal cones subjected to combined, simultaneous action of the external pressure and axial compression. Cones are relatively thick; hence, their buckling performance remains within the elastic-plastic range. The literature review...
Journal Articles
Publisher: ASME
Article Type: Structures, Safety and Reliability
J. Offshore Mech. Arct. Eng. November 2010, 132(4): 041601.
Published Online: September 23, 2010
... as 22% of the linear wave exciting forces. For an elastic body with large rigidity, the influence of nonlinear fluid force on the responses may be larger than the first-order exciting forces and should be considered in the hydroelastic analysis. Bishop , R. E. D. , and Price , W. G...
Journal Articles
Publisher: ASME
Article Type: Materials
J. Offshore Mech. Arct. Eng. May 2010, 132(2): 021401.
Published Online: March 1, 2010
... prerequisite in understanding the response of these types of structures in practice. 02 07 2007 15 05 2008 01 03 2010 01 03 2010 boundary-value problems elasticity oil drilling pipelines vibrations The use of highly flexible risers for oil drilling purposes is widespread...
Journal Articles
Publisher: ASME
Article Type: Safety And Reliability
J. Offshore Mech. Arct. Eng. February 2010, 132(1): 011601.
Published Online: December 21, 2009
... modeled for the upper and lower stroke limit 11 01 2008 07 05 2009 21 12 2009 21 12 2009 elasticity finite element analysis friction gas industry offshore installations petroleum industry pneumatic systems Many platforms have been designed and installed...
Journal Articles
Publisher: ASME
Article Type: Safety And Reliability
J. Offshore Mech. Arct. Eng. February 2009, 131(1): 011603.
Published Online: December 11, 2008
... of the CPU time records for the two simulations. Simulations were run on a computer with 1.8 GHz CPU and 1 GByte physical memory. 03 03 2007 18 12 2007 11 12 2008 elasticity flexible structures marine systems time-domain analysis Hybrid frequency-time...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. February 2008, 130(1): 011003.
Published Online: December 4, 2007
... is small) is the constant factor multiplied by the highest derivative in the governing differential equation. 16 12 2006 25 05 2007 04 12 2007 bending elasticity marine engineering offshore installations structural engineering vibrations Slender structures are used very...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Offshore Mech. Arct. Eng. August 2007, 129(3): 149–157.
Published Online: March 28, 2007
..., the only stiffness contribution for a freely floating structure. It is interesting to compare the “elastic” stiffness and the hydrostatic stiffness for the deformational modes. As is usual, the modes have been mass normalized and, therefore, the elastic stiffness is the square of the natural frequencies...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Offshore Mech. Arct. Eng. August 2007, 129(3): 201–210.
Published Online: January 24, 2007
...Tetsuya Matsui The boundary value problem is formulated to predict the hydroelastic response of a matlike floating circular plate advancing slowly in waves. The plate is idealized as an elastic plate with zero draught, and the potential flow theory is employed with low forward-speed assumptions...