An Evaluation of Finite Element Models of Stiffened Plates by Ami Salomon M.B.A, TECHNION - Israel Institute of Technology, 1999 B.Sc., Mechanical Engineering, TECHNION - Israel Institute of Technology, 1995 Submitted to the Department of Ocean Engineering in Partial Fulfillment of the Requirements for the Degree of Master of Science in Naval Architecture and Marine Engineering at the Massachusetts Institute of Technology February 2001 Massachusetts Institute of Technology BARKER MASSACHUSETTS INSTITUTE OF TECHNOLOGY APR 1 8 2001 LIBRARIES Signature of A uthor ............................ Department of Ocean Engineering December 27, 2000 C e rtified b y ............................................................................................. Klaus-Jtirgen Bathe Professor of Mechanical Engineering Thesis Supervisor C ertified by .................................... David Burke Senior Lecturer Thesis Reader A ccep ted b y ....................... ........... .......................................................... Nicholas Patrikalakis Kawasaki Professor of Engineering Chairman, Department Committee on Graduate Studies