根据试验结果建立了单向板抗弯荷载有效分布宽度计算公式。计算结果和试验结果符合性较好,并提出了连续板弯矩分配系数。
On the basis of the test data, the formula of effective width for one-way slabs is deduced and the distribution coefficients of moment for continuous slabs are given.
在结构承受较大初始荷载情况下,二次受力问题对加固梁的抗弯刚度、极限承载能力、延性存在一定影响;
When the initial load is big, the secondary load could influence the performances of CFRP reinforcement on all aspects as mentioned above.
主要包括:加载面积和形状、混凝土强度、混凝土的组成、冲跨比及板厚、荷载作用位置、抗弯钢筋的配筋率、抗冲切钢筋以及比例效应。
Such as: load area and shape, strength of concrete, composition of concrete, depth of slab, load position ratio of reinforcement, punching shear reinforcement and scale effect.
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