Pengaruh Pengaku Konsentris (Concentric Bracing) dan Eksentris (Eccentric Bracing) pada Struktur Baja dengan Daktilitas PenuhTerhadap Gempa

Authors

  • Sumargo Politeknik Negeri Bandung
  • Syamsul Basri Politeknik Negeri Bandung
  • Anis Rosyidah Politeknik Negeri Jakarta

DOI:

https://doi.org/10.26874/jt.vol2no2.229

Keywords:

concentric bracing, eccentric bracing, ductility

Abstract

This study evaluated concentric and eccentric braced-frame subjected to El Centro and Pasadena earthquake. The parameters examined were natural periods, story drift, hysteresis loop, element's and structure's ductility.

The structures are 1 2-story steel frames with 4 (four) different bracing configurations, such as: diagonal concentric bracing (A1), inverted V concentric bracing (A2), diagonal eccentric bracing (B1) and inverted V eccentric bracing (B2). Structural Analysis Program (SAP 2000) Version 7.42 and Microsoft Excel had been used as analytical aids. The methodology in this study consisted of design stage and analysis of structure behavior.

In order to examine structures behavior, the structures were analyzed using the same section properties. The result showed that BI frame has the largest natural period of 0,423 second and the lowest natural period is A2 frame of 0,362 second. Steel frame B2 has largest drift due to El Centro and Pasadena earthquake. This seismic load resulted in elastic behavior for all steel frame under consideration s0 as the structure ductility () —1. The same result of unit ductility was obtained for all elements since plastic hinge had not been developed.

Author Biographies

  • Sumargo, Politeknik Negeri Bandung

    Teknik Sipil

  • Syamsul Basri, Politeknik Negeri Bandung

    Teknik Sipil

  • Anis Rosyidah, Politeknik Negeri Jakarta

    Teknik Sipil

References

———— 1987 Pedoman Perencanaan Ketahanan Gempa Untuk Rumah dan Gedung, SKBI. Jakarta: Departeman Pekerjaan Umum.

AISC Manual of Steel Construction. 1996. Load and Resistance Factor Design (LRFD), Volume I. Chicago: American Institute of Steel Construction.

Bowles JE. 1985. Disain Baja Konstruksi. Jakarta: Penerbit Erlangga.

Englekirk, Robert. 1994. Steel Structure-Controlling Behavior Through Design. California: John wiley & Sons Inc.

Gunadi, Riawan. 2000. Rekayasa Gempa untuk Struktur Gedung. Materi Kuliah. Bandung: Politeknik Negeri Bandung.

Jitno, Hendra. 2000. Haruskah Kita Menunggu The Big One?. Jakarta: www.IndoConstruction.com/Oktober 2000.

Minoru Wakabayashi. 1986. Design of Earthguake-Resistant Building. USA: Mcgraw-Hill, inc.

Widodo. 2001. Respon Dinamik Struktur Elastik. Yogyakarta: UTI Press.

Wijayanto S, dkk. 2000. Gempa Bengkulu 4 Juni 2000. Jakarta: Majalah IndoConstruction Agustus 2000.

Additional Files

Published

2020-08-27

How to Cite

Pengaruh Pengaku Konsentris (Concentric Bracing) dan Eksentris (Eccentric Bracing) pada Struktur Baja dengan Daktilitas PenuhTerhadap Gempa. (2020). Jurnal Teknik: Media Pengembangan Ilmu Dan Aplikasi Teknik, 2(2), 206-215. https://doi.org/10.26874/jt.vol2no2.229