【摘要】 基于虚功原理,建立了矩形双向板斜向塑性铰线抵抗弯矩的内功计算公式,据此计算了矩形双向板的极限荷载,并结合利用向量投影原理求解极限荷载的虚功分析法计算结果,证明了本文方法的正确性.更多还原

【Abstract】 Based on the principle of virtual work,the formula of internal wok made by the resistance moment of inclined yield line within the two-way rectangular slab is established to calculate the ultimate load of the whole two-way rectangular slab,which is proved correct by the result of virtual work method using the vector projection.更多还原