A discrete particle approach to simulate the （一个离散的粒子模拟方法）.pdfVIP

Journal of the Mechanics and Physics of Solids 59 (2011) 940–958 Contents lists available at ScienceDirect Journal of the Mechanics and Physics of Solids journal homepage: /locate/jmps A discrete particle approach to simulate the combined effect of blast and sand impact loading of steel plates T. Børvik a,b,n, L. Olovsson c, A.G. Hanssen a,c, K.P. Dharmasena d, H. Hansson e, H.N.G. Wadley d a Structural Impact Laboratory (SIMLab), Centre for Research-based Innovation (CRI) and Department of Structural Engineering, Norwegian University of Science and Technology, Rich. Birkelands vei 1A, NO-7491 Trondheim, Norway b Norwegian Defence Estates Agency, Research and Development Department, PB 405, Sentrum, NO-0103 Oslo, Norway c ¨ ¨ IMPETUS Afea AB, Sordalavagen 22, SE-141 60 Huddinge, Sweden d Department of Materials Science and Engineering, University of Virginia, Charlottesville, VA 22904, USA e KTH Royal Institute of Technology, Division of Concrete Structures, SE-100 44 Stockholm, Sweden a r t i c l e i n f o a b s t r a c t Article history: The structural response of a stainless steel plate subjected to the combined blast and Received 8 April 2010 sand impact loading from a buried charge has been investigated using a fully coupled Received in revised form approach in which a discrete particle method is used to determine the load due to the 7 January 2011 high explosive detonation products, the air shock and the sand, and a finite element Accepted 2 March 2011 method predicts the p