1 AIT Asian Institute of Technology

Spline finite strip analysis of box-type structures

AuthorTam, Wa Sau
Call NumberAIT Thesis no.ST-83-16
Subject(s)Splines
Finite element method
NoteA thesis submitted in partial fulfillment of the requirement for the degree of Master of Engineering, School of Engineering and Technology
PublisherAsian Institute of Technology
AbstractA spline finite strip procedure is developed for the analysis of elastic thin folded-plate and box structures of right plan form with various boundary and interior support conditions. The displacement functions of a spline finite strip are expressed as the product of cubic B-spline functions in the spanwise direction and conventional shape functions in the transverse direction. The proposed strip is a higher order model with one auxiliary (internal ) nodal line. Based on the minimum total potential principle as applied to thin prismatic shell analysis, stiffness and force metrics of a typical strip are derived in explicit form. The spline finite strip solutions for a variety of structures are compared with those obtained using the finite element procedure and the conventional finite strip method. In all cases. good agreements are observed.
Year1983
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)Loo, Yew-Chaye
Examination Committee(s)Worsak Kanok-Nukulchai ;Usami, Tsutomu
Scholarship Donor(s)Mr. John L. Marden
DegreeThesis (M.Eng.) - Asian Institute of Technology, 1983


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