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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Design and an automated parametric study of geodesic domes

Jones, Cecil Allen January 1978 (has links)
An automated parametric investigation of geodesic domes is conducted in this study. A brief description of the stiffness method of matrix structural analysis is included in addition to a discussion of the fully-stressed design procedure via the stress-ratio method. Automated solution algorithms based on the stiffness method are utilized in the development of WATFIV/FORTRAN computer codes to analyze space trusses and space frames. Several geodesic dome demonstration problems are formulated and subjected to axisymmetric and asymmetric loads to ascertain the three-dimensional load distribution characteristics of these structures. Shallowness effects are investigated and a demonstration problem is modified to determine the load distribution characteristics in a geodesic dome evenly supported about its base perimeter. Analysis results are recorded and presented along with commentary and conclusions. Several suggestions for further study are also provided. The WATFIV/FORTRAN computer code for space truss analysis is modified to include a stress-ratio algorithm for an automated fully-stressed design procedure. Numerical results obtained from a computer-aided design of a geodesic dome demonstration problem are provided in the appendix. / Master of Science

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