...)或间隙(GAP)而设立的单元,当 通过设置参数 KEYOPT30 时,可以模拟空间的拉索或者吊杆,这时单元仅具有受拉 (TENSION-ONLY)能力,如果单元受拉力为 0 或者出现压应力,则单元的刚度矩阵根据用 户需要可以被:置零、仅在垂索纵向有很小的刚度、在垂索的纵...
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在受拉区表面粘贴加强片是加固混凝土梁的一种有效方法。
Bonding a strengthening plate to the tension face is an effective technique to repair reinforced concrete beams.
结果表明,截面配筋指标可综合反映混凝土强度和截面配筋率对受拉钢筋应力水平的影响;
Results indicate that reinforcement index can reflect effects of both concrete strength and reinforcement ratio on the steel stress.
国内外已有试验研究表明,有粘结预应力FRP筋混凝土梁的破坏模式包括界限破坏、受压破坏与受拉破坏三种。
The failure modes of concrete beams prestressed with bonded FRP tendons can be classified into three types: the balanced failure, compression-controlled failure and tension-controlled failure.
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