<p>The frame structure comprised infilled walls and constructional columns. The finite element model was established based on full-scale model experiments, which were used to evaluate the seismic performance of a frame-infilled wall withouta constructional column, with a cast-in-place constructional column, and with a fabricated constructional column. The action mechanism of the constructional columns in a frame-infilled wall was summarized. The experimental and numerical analysis results showed that the in-plane load-displacement response and load-bearing capacity variation of the frame-infilled wall with a fabricated constructional column were comparable to the frame-infilled wall without a constructional column. The height of the frame had a significant effect on the load-bearing capacity of the frame-infilled wall with a constructional column. When the height increased, the bearing capacity of the frame-infilled wall decreased. The existing three-strut models were modified. The errors of both the modified three-strut model and the bearing capacity calculation model for computing the load-bearing capacity of a frame-infilled wall with a constructional column were under 11%, which can be used to predict the behavior of a frame-infilled wall with a constructional column.</p>

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The effect of construction measures on the seismic performance of a frame-infilled wall with fabricated constructional column

  • Shucheng Yuan,
  • Haifeng Lin,
  • Haibo Luo,
  • Zhanyuan Zhu,
  • Zuyin Zou,
  • Wei Liang,
  • Zhuoying Wang,
  • Bing Ma,
  • Jinxin Yao,
  • Qichao Zhang,
  • Jiangfeng Dong,
  • Hwa Kian Chai

摘要

The frame structure comprised infilled walls and constructional columns. The finite element model was established based on full-scale model experiments, which were used to evaluate the seismic performance of a frame-infilled wall withouta constructional column, with a cast-in-place constructional column, and with a fabricated constructional column. The action mechanism of the constructional columns in a frame-infilled wall was summarized. The experimental and numerical analysis results showed that the in-plane load-displacement response and load-bearing capacity variation of the frame-infilled wall with a fabricated constructional column were comparable to the frame-infilled wall without a constructional column. The height of the frame had a significant effect on the load-bearing capacity of the frame-infilled wall with a constructional column. When the height increased, the bearing capacity of the frame-infilled wall decreased. The existing three-strut models were modified. The errors of both the modified three-strut model and the bearing capacity calculation model for computing the load-bearing capacity of a frame-infilled wall with a constructional column were under 11%, which can be used to predict the behavior of a frame-infilled wall with a constructional column.