Structures Stability: Basic Concepts and Fundamentals

An original kind of segmentally prestressed cylinder-shaped lattice megastructure is planned. The instrument and comprehensive arrangement of the segmental cable traction organization is offered. The static possessions and stability of the structure are examined and contrasted with those of the structure without cable organization. Reasonable choices of important placement components for the segmented rope stanchion organization are gained, including the relationship between lift and span, the length and spreading of the stanchion, and the grade of prestress and spreading of the rope. Furthermore, the properties of the buckling of the bar on the overall stability of the structure and its broadcast rule are examined. On this foundation, the replacement of fastening resistant bars with buckling resistant bars is proposed and the effect of development on the overall structural stability is further analyzed. The results show that the outline of the metameric cable traction organization can efficiently recover the stationary possessions and stability of the crosslinked megastructure.

Autorentext

Parisa Ashrafi - Dipartimento di Architettura e Arte, Università di Kashan, Kashan, Iran.Hossein Gholami - Dipartimento di Ingegneria civile, Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran.Amir-Hossein Ashrafi - Dipartimento di Architettura e Pianificazione urbana, Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran.