Comparing Numerical Results for Seismic Performance of Portal Steel Frames Braced with Steel: HSS Brace, Glulam Timber Brace, and Timber-Steel-BRB

<table class="table-group" id="tab14"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Type of portal steel frame</td><td class="align_center">Brace effective area dimensions (mm)</td><td class="align_center">Maximum roof displacement (m)</td><td class="align_center">Decrease in maximum roof displacement (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Steel-HSS braced</td><td class="align_center">HSS (60 × 60 × 3)</td><td class="align_center">0.0038</td><td class="align_center">95.2</td></tr><tr><td class="align_left">TS-BRB</td><td class="align_center">(50 × 20)</td><td class="align_center">0.0027</td><td class="align_center">96.6</td></tr><tr><td class="align_left">Glulam braced</td><td class="align_center">(100 × 100)</td><td class="align_center">0.04</td><td class="align_center">50</td></tr><tr><td class="align_left">Unbraced</td><td class="align_center"> </td><td class="align_center">0.08</td><td class="align_center">—</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Summary of decrease values in maximum roof displacement under selected record of different frames.</div>

Advances in Civil Engineering

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Table 14

Table 14: Comparing Numerical Results for Seismic Performance of Portal Steel Frames Braced with Steel: HSS Brace, Glulam Timber Brace, and Timber-Steel-BRB 

Table 14 | Comparing Numerical Results for Seismic Performance of Portal Steel Frames Braced with Steel: HSS Brace, Glulam Timber Brace, and Timber-Steel-BRB 