OS1541 Fully automated parametric and propagation analyses on three-dimensional cracks by using an automatic meshing technique

Abstract

Engineering2641Yamazaki ， Nodeq Chiba ， 278 − 8510Japa 皿 粫 en crack analyses are perfc ) rmed f ( )r the structural integrity eva 】 uations ， 廿1e hexahedral elements are adopted in generally ． It is very time consuming to bui ］ d the finite element mesh using the hexahedral elements ． Therefbre ， automated mesh generation by using the tetrahedral elements is adopted in present softwa 爬 system ． AutOmated parametric analysis system f｝ om the meshing to the stress intensity factor compulation can eliminate the manual operations completely ． In this paper， automated parametric system is briefly described and a numerica1 example is presented ． Keッ Words：Finite Element Method ， Stress Intensity Factors