Determination of the softening curve and fracture toughness of high-strength concrete exposed to high temperature
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- 作者：Kequan Yu zjzjykq@163.com" class="auth_mail" title="E-mail the corresponding author ; Jiangtao Yu ; yujiangtao@tongji.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Zhoudao Lu ; Qingyang Chen
- 关键词：High-strength concrete ; Post-fire ; Softening curve ; Fracture toughness
- 刊名：Engineering Fracture Mechanics
- 出版年：2015
- 出版时间：November 2015
- 年：2015
- 卷：149
- 期：Complete
- 页码：156-169
- 全文大小：1347 K
文摘
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Determine the softening curve of high-strength concrete exposed to high temperature.
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Determine the fracture parameters of post-fire high strength concrete.
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Validate the double-K fracture model to the post-fire high-strength concrete.
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Validate the agreement of analytical and weight function method on calculating fracture parameter.