Special moment resisting frame analysis to evaluate the building performance of medium rise building with shear wall.

Autor: Setiawan, Budi, Harnadi, M. Lextito, Asroni, Ali, Witjaksono, Arif
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Zdroj: AIP Conference Proceedings; 2024, Vol. 2838 Issue 1, p1-12, 12p
Abstrakt: A hotel is a medium-rise structure that is part of thrapidly developing infrastructureng in the Indonesian city of Surakarta. Assuring building is resilient to earthquake loads and that the state of the structure can be predicted when an earthquake strike. Retrofitting a building is done to keep it operational; the objective of retrofitting a structure is to make it more efficient; identifying the location of a building's weak point is an efficient way to do retrofitting. The hotel's performance level analysis s based on the published version of the regulation standards (ATC 40), SNI 1726:2012 and SNI, 2847:2013. The result on thisofnalysis obtained performance indicators of the building without a shear wall (structure A) such as base shear x-direction V (4677.8 kN) and y-direction V (2854.1 kN), which is larger than the total lateral load due to earthquake (2114.5 kN), displacement (D) on the roof for x-direction (0.027 m) and for y-direction (0.009 m). Spectral displacement (Sd) x-direction 0.025 m and y-direction 0.064 m, for Spectral acceleration (Sa) x-direction 0.6 (g) and for y-direction 0.31 g. The result on this analysis obtained performance indicators of the building with a shear wall (structure B), such as base shear x-direction V (30539.39. kN) and y-direction V (1299.1) which is larger than total lateral load due to earthquake (2114.5 kN), displacement (D) on the roof for x-direction (2.06E-07 m) and for y-direction (2.42E-05 m). Spectral displacement (Sd) x-direction 0.003 m and y-direction 0.002 m, for Spectral acceleration (Sa) x-direction 0.5 (g) and for y-direction 0.038 g. The performance of each type of structure is immediate occupancy. Plastic hinges develop naturally in the third step, as demonstrated by ETABS pushover analysis. For the x-direction occurs until 9 step and for y-direction occurs three steps until both of them during undergo critical condition or collapse. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index