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Optimum Location for Outrigger and Belt Truss System in Tall Buildings with Step-Jump in Shear Core Using Energy Method
In this paper a set of practical graphs have been developed for static analysis of tall buildings that consist of framed tube, shear core, outrigger and belt truss system; as it is subjected to three types of loadings, concentrated load at the top as well as uniform and triangular distributed loadings along the height of the structure. The entire height of the tall building is partitioned into two uniform segments over the step-jump. The location of the outrigger and belt truss has been determined using energy method. The best location for outrigger and belt-truss system can be calculated when the energy absorbed by the outriggers becomes maximum. For this purpose, the first derivative of the energy function concerning outrigger location, as measured from structure’s base, is set to zero. Finally, a set of practical graphs is presented for determining the best location of outrigger and belt truss system. The accuracy of the proposed method is verified by the results of another researcher. Results from this study in static analysis are reasonably accurate and can be used during the preliminary design of tall buildings to quickly obtain the best location of outrigger and belt truss system; therefore, a notable amount of time and money can be saved as well as increasing the stiffness and safety of tall buildings.
Optimum Location for Outrigger and Belt Truss System in Tall Buildings with Step-Jump in Shear Core Using Energy Method
In this paper a set of practical graphs have been developed for static analysis of tall buildings that consist of framed tube, shear core, outrigger and belt truss system; as it is subjected to three types of loadings, concentrated load at the top as well as uniform and triangular distributed loadings along the height of the structure. The entire height of the tall building is partitioned into two uniform segments over the step-jump. The location of the outrigger and belt truss has been determined using energy method. The best location for outrigger and belt-truss system can be calculated when the energy absorbed by the outriggers becomes maximum. For this purpose, the first derivative of the energy function concerning outrigger location, as measured from structure’s base, is set to zero. Finally, a set of practical graphs is presented for determining the best location of outrigger and belt truss system. The accuracy of the proposed method is verified by the results of another researcher. Results from this study in static analysis are reasonably accurate and can be used during the preliminary design of tall buildings to quickly obtain the best location of outrigger and belt truss system; therefore, a notable amount of time and money can be saved as well as increasing the stiffness and safety of tall buildings.
Optimum Location for Outrigger and Belt Truss System in Tall Buildings with Step-Jump in Shear Core Using Energy Method
Iran J Sci Technol Trans Civ Eng
Fallahi, Hamed (Autor:in) / Rahgozar, Reza (Autor:in) / Sharifi, Yasser (Autor:in)
01.12.2024
10 pages
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
British Library Online Contents | 2012
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