DOI QR코드

DOI QR Code

Special Fundamental Fields for Plane Cracks in Weight Function Theory

An, Deukman

  • 투고 : 2013.06.01
  • 심사 : 2013.08.02
  • 발행 : 2013.08.31

초록

We construct the fundamental fields for 3-D arbitrarily shaped plane cracks in by differentiating with respect to a parameter of the crack. As an application of these fundamental fields, the total elastic energy release rate in combined mode cracking is computed.

키워드

Stress Intensity Factors;Weight Function Theory;Plane Cracks;Reciprocity Theorem

참고문헌

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  2. H.F. Bueckner, Field Singularities and Related Integral Representations, Mechanics of Fracture I Edited by Sih, G.C., (1973) 239-314
  3. D. Broek, Elementary engineering fracture mechanics. Martinus Nijhoff Publishers, The Hague, (1982) 115-119.
  4. H.L. Montenegro, A. Cisilino and J.L. Otegui, A weight function methodology for the assessment of embedded and surface irregular plane cracks, Engineering Fracture Mechanics, 73, (2006) 2662-2684. https://doi.org/10.1016/j.engfracmech.2006.04.007
  5. H.L. Montenegro, A. Cisilino and J.L. Otegui, A weight function method for the assessment of partially closed three-dimensional plane cracks, Engineering Fracture Mechanics, 75(2008) 4486-4500. https://doi.org/10.1016/j.engfracmech.2008.05.003
  6. J.R. Rice, Some Remarks on Elastic Crack Tip Stress Fields, International Journal of Solids and Structures, 8(1972)751-758. https://doi.org/10.1016/0020-7683(72)90040-6

과제정보

연구 과제 주관 기관 : Pusan National University