1 AIT Asian Institute of Technology

Stability and free-vibrational analysis of general shells by finite element method

AuthorLee, Wann-her
Call NumberAIT Thesis no. ST-84-12
Subject(s)Elastic plates and shells
NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering, School of Engineering and Technology
PublisherAsian Institute of Technology
AbstractThe BDS element, which was developed based on a degeneration concept , has been proven to be one o f the most versatile and simplest finite element for the static solutions of thick and thin shells of arbitrary geometry. The performance of t h is element in free vibration and elastic stability problems is examined for general shell applications. The formulations of the mass matrix and the geometric stiffness matrix o f the BDS element are presented. Then, the finite element program FEAP is employed for the standard finite element analysis , where a typical eigenvalue problem is solved by the subspace iteration eigen solver, SIJENS. Several examples are tested to demonstrate the competence o f the element. The numerical results indicate that the shell element performs accurately in free vibration and elastic stability problems of either thick or thin shells.
Year1984
TypeThesis
SchoolSchool of Engineering and Technology
DepartmentDepartment of Civil and Infrastucture Engineering (DCIE)
Academic Program/FoSStructural Engineering (STE) /Former Name = Structural Engineering and Construction (ST)
Chairperson(s)Worsak Kanok-Nukulchai
Examination Committee(s)Karasudhi, Pisidhi ; Wireland, Martin
Scholarship Donor(s)China Technical consultants, Inc. Taiwan, R. O. C.
DegreeThesis (M.Eng.) - Asian Institute of Technology, 1984


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