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本文作者根据砖砌体和砼的应力应变关系及极限应变值,从理论上推导了后加砼与原砌体之间的应力应变关系,提出了新旧材料界限破坏的概念,并按此概念给出了轴心受压砖砌体加固中砼利用系数的确定方法。
Based on the stress-strain relationship and ultimate strain values of brick masonry and concrete, the author theoretically deduces the stress-strain relationship between post-crest and original masonry, and proposes the concept of boundary destruction of old and new materials, and gives this concept A method for determining the utilization coefficient of the concrete in the reinforcement of the axially compressed brick masonry was established.