Numerical models verification of cracked tubular T, Y and K-joints under combined loads

Engineering Fracture Mechanics

Volumn 72, Issue 7, 2005, Pages 983-1009

  Lee, Chi King ^a,b   Tjhen, Lie Seng ^a   Chiew, Sing Ping ^a   Yongbo, Shao ^a  

^a NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

^b YANTAI UNIVERSITY   (China)

Author keywords

Alternating current potential drop (ACPD) technique; Crack propagation; J integral; Mesh generation; Stress intensity factor (SIF); Sub zones; Surface crack; Tubular T, Y and K joints

Indexed keywords

IN-PLANE BENDING (IPB); J-INTEGRAL METHOD; STRESS INTENSITY FACTORS (SIF); SURFACE CRACK;

BENDING (DEFORMATION); CRACK PROPAGATION; FAILURE ANALYSIS; GEOMETRY; LOADING; MATHEMATICAL MODELS; PARAMETER ESTIMATION; STEEL; STRESS ANALYSIS; SURFACE PROPERTIES; WELDING;

FINITE ELEMENT METHOD;

CRACK PROPAGATION; FATIGUE ANALYSIS; FINITE ELEMENT ANALYSIS; STRESS INTENSITY FACTOR; WELD;

EID: 12444252160     PISSN: 00137944     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.engfracmech.2004.07.006     Document Type: Article

References (25)

1. ABAQUS. User's and Theory Manuals, Version 6.1, Hibbit, Karlsson & Sorensen Inc., 2001
2. M.H. Aliabadi D.P. Rooke Numerical fracture mechanics 1991 Computational Mechanics Publications Southampton
3. American Welding Society. Structural welding code-steel, ANSI/AWS, 15th ed., Miami, 2000
4. D. Bowness M.M.K. Lee The development of an accurate model for the fatigue assessment of doubly curved cracks in tubular joints Int. J. Fract. 73 1995 129-47
5. Bowness D, Lee MMK. Factors affecting the fracture mechanics assessment of a cracked offshore tubular joint. In: Proceedings of 8th International Symposium on Tubular Structures, Singapore, 1998. p. 353-9
6. D. Bowness M.M.K. Lee Prediction of weld toe magnification factors for semi-elliptical cracks in T-butt joint Int. J. Fatigue 22 5 2000 369-87
7. Cao JJ, Yang GJ, Packer JA. FE mesh generation for circular joints with or without cracks. In: The Proceedings of the 7th International Offshore and Polar Engineering Conference, Honolulu, Hawaii, USA, 1997. p. 53-8
8. J.J. Cao G.J. Yang J.A. Packer F.M. Burdekin Crack modelling in FE analysis of circular tubular joint Engng. Fract. Mech. 61 5-6 1998 537-53
9. S.P. Chiew S.T. Lie C.K. Lee Z.W. Huang Stress intensity factors for a surface crack in a tubular T-joint Int. J. Pres. Ves. Pipes 78 2001 677-85
10. R.H. Chong S. Han G.S. Gipson Reliability of solution method and empirical formulas of stress intensity factors for weld toe cracks of tubular joints Proc. 10th Offshore Mech. Arctic Engng. Conf., ASME 3-B 1991 441-52
11. W.D. Dover S. Dharmavasan S.P. Brennan K.J. Marsh Fatigue crack growth in offshore structures 1995 Engineering Materials Advisory Services (EMAS) Ltd., Chameleon Press London
12. Huang ZW. Stress intensity factors of cracked steel tubular T and Y-joints under complex loads, Doctoral Thesis, School of Civil and Environmental Engineering, Nanyang Technological University, Singapore, 2002
13. C.K. Lee S.M. Wong S.T. Lie On increasing the order and density of 3D finite element meshes Commun. Numer. Meth. Engng. 17 1 2001 55-68
14. Lee MMK, Bowness D. Prediction of stress intensity factors in semi-elliptical weld toe cracks in offshore tubular joints. In: Proceedings of 9th International Symposium and Euroconference on Tubular Structures, Dusseldorf, Germany, 2001. p. 299-308
15. S.T. Lie C.K. Lee S.M. Wong Model and mesh generation of cracked Tubular Y-joints Engng. Fract. Mech. 70 2003 161-84
16. Lie ST, Lee CK, Chiew SP, Shao YB. Estimation of stress intensity factors of weld toe surface cracks in tubular K-joints. In: 10th International Symposium on Tubular Structures, Madrid, Spain, 2003. p. 347-55
17. M.R. Morgan M.M.K. Lee Parametric equations for distribution of stress concentration factors in tubular K-joints under of-plane moment loading Int. J. Fatigue 20 6 1998 449-61
18. J.C. Newman I.S. Raju An empirical stress intensity factor equation for the surface crack Engng. Fract. Mech. 15 1-2 1981 185-92
19. A. Schumacher A. Nussbaumer M.A. Hirt Fatigue behaviour of welded circular hollow section (CHS) joints in bridges In: Tubular Structures IX 2001 Swets and Zeitlinger Lisse 291-7
20. C.F. Shih R.J. Asaro Elastic-plastic analysis of cracks on bimaterial interface: Part I - Small scale yielding J. Appl. Mech., ASME 15 1988 299-316
21. Suen DS, Wu JH. Computer-aided design of welded tubular connections. In: The Proceedings of the 3rd International Offshore and Polar Engineering Conference, Singapore, vol. IV, 1993. p. 393-400
22. Technical Software Consultant Ltd., ACFM Crack Microgauge - Model U10, Milton Keynes, UK, 1991
23. Technical Software Consultant Ltd., Flair User's Manual - Software Version 1.9, Milton Keynes, UK, 1998
24. Wong SM. Model and mesh generation of cracked Y-tubular joints for SIF and SCF studies, Master thesis, School of Civil and Environmental Engineering, Nanyang Technological University, Singapore, 2001
25. X.L. Zhao S. Herion J.A. Packer R.S. Puthli G. Sedlacek J. Wardenier et al. Design guide for Circular and Rectangular Hollow Sections Joints under Fatigue Loading, CIDECT Design Guide 2000 TUV-Verlag Koln, Germany