bending moment calculation

According to the calculation theory of normal section bending bearing capacity, the calculation formula of cracking moment of high-strength concrete beam was derived by the concrete mechanic method.

根据正截面受弯承载力计算理论，运用混凝土力学分析方法，导出高强混凝土梁的开裂弯矩计算式。

The maximum working pulling force of bolt-set connection under a bending moment is measured and analyzed. An accurate calculation method is presented, which tallies with the actual situation.

对受翻转力矩螺栓组联接的最大工作拉力进行测试与分析，提出符合实际受力状态的精确计算方法。

The methods for calculation of additional vertical bending moment and confining bending moment of flanges are deducted, and the type and quantity of radial reinforcements are proposed.

为此，导出了竖向附加弯矩和法兰盘约束弯矩的计算方法，提出了径向联系筋的形式及数量。