Using the improved model,an ultimate bending moment formula is presented. 在梁的极限分析中采用新的刚塑性模型,推导出极限弯矩公式。 3. In this paper, formulas to calculate the ultimate bending moment of a beam-column were first derived using the elasto-plastic analysis. 本文在Paik等人提出的预测...
The box girder was subjected to four-point bending moment. The experimental results are presented and compared with an ultimate bending moment empirical formula. Three loading cycles have been used to release the residual stresses and one to achieve the ultimate strength. The evaluation of the test...
Hull girder ultimate strength on four ISSC benchmark vessels is analyzed by using proposed simplified formulae, where a computer code NEPTUNE is developed. The momentcurvature curve and the ultimate bending moment at ultimate state are calculated with initial imperfections in the form of geometric ...
main tube diameter and main tube thickness—and referring to the form of the formula in the calculation method suggested by CISC, multiple regression analysis of the K-joint bending capacity is carried out to obtain calculation Formula (3) for the ultimate bending moment values of the K-joint....
By means of equilibrium conditions, a formula of ultimate punching shear strength of concrete slabs is derived. 将混凝土板的冲切破坏简化为平面应变问题,采用双剪应力三参数强度准则对冲切破坏时的混凝土板剪压区的复合应力进行分析,得到了剪压面上的极限竖向剪应力,利用静力平衡条件求得混凝土板的极限冲切承载...
In the load estimation, the still water bending moment and wave-induced bending moment were calculated using a simplified formula of the International Association of Classification Societies-Common Structural Rules code and then modified with load parameters. The reliability index was estimated using a ...
The paper proposes a mathematical model for the evaluation of the strength of columns with rectangular cross-section subjected to combined axial force, shear force and bending moment. The model hypothesizes simplified stress fields to simulate the response of the materials (steel and concrete) and ...
The objective of this paper is to develop a modified Paik–Mansour formula for the ultimate strength calculations of ship hulls subject to vertical bending moments. The method is based on a credible bending stress distribution over the hull cross-section presumed at the ultimate limit state. The ...
In the steel structure design code GBJ17 88 the formula which is used to caluclate critical bending moment of steel beams in the state of global stable is deduced according to the energy theory and has been simplified in some cases. 钢结构设计规范GBJ17-88中梁的整体稳定临界弯矩计算公式[1...
Full plastic bending momentUltimate strengthConcrete-filled tubular flange girders (CFTFGs) are a composite member which replaces the flat-plate flange of the conventional I-girder with a concrete-filled tubular one. As a single axisymmetric girder, the bending, torsion, and warping geometric ...