| 1. | The rigid arm cc is simply a statement that the "plane sections" hypothesis may be applied to the shear wall . 刚臂CC只是说明了在剪力墙中可以应用“平截面”假设。 |
| 2. | Plane cross - section assumption 平截面假定 |
| 3. | The rigid arm cc is simply a statement that the " plane sections " hypothesis may be applied to the shear wall 刚臂cc只是说明了在剪力墙中可以应用“平截面”假设。 |
| 4. | In order to assure the bonded - strengthened beams to have ductility and fully exert the compressive capability of concrete , the paper deduces the lower limit compressive height used in design from the plane section assumption and theory of limit destruction . the lower limit compressive height is when the strain of compressive edge fiber reaches its peak value ( 0 . 002 ) and the externally bonded material reaches its limited strain ( 0 . 01 ) 由平截面假定和界限破坏理论,并保证粘贴加固梁具有一定的变形能力和较为充分地发挥混凝土的抗压性能,本文以受压区混凝土边缘应变达到峰值应变( 0 . 002 ) ,而加固材料应变刚好达到极限值( 0 . 01 )的界限破坏时混凝土受压区高度做为粘贴加固梁设计高度的下限值_ ( c0b ) h 。 |
| 5. | At the theoretical study part of the paper , the paper presents the analytical model based on a strain compatibility and equilibrium of internal forces , and analysis all specimens using the model in order to compare the analytical result with experimental result . and the paper find out that traditional analytical model can predict the behavior of the specimens accurately 本文以平截面假定为基础建立了力学模型,对试件进行了全过程分析,并与试件结果进行了比较,通过比较发现传统的力学模型可以较好地对预应力碳纤维布加固的受弯构件的工作性能进行预测。 |
| 6. | The governing equations , the corresponding variational equations and equivalent constitutive equations with the numerical expressions of initial stress were developed and applied to the analysis of the deformation of a bar . the conclusions related to the influences of initial stress on the additional deformation , especially to the natural frequency and were obtained 第四章在平截面假设下,用变分原理建立了包含初应力数值表征在内的附加变形支配方程及相应的边界条件、给出了广义应力、广义应变及等效本构方程,凸显了初应力各数值表征对附加变形的影响。 |
| 7. | In the theoretical part of the thesis , the analytical model based on a strain compatibility and equilibrium of internal forces , and analysis all specimens using the model in order to compare the analytical of results with experimental results have been provided . and the study finds that traditional analytical model can predict accurately the behavior of the specimens 本文的理论部分,以平截面假定和内力平衡为基础建立了力学模型,对试件进行了全过程分析,并与试验结果进行了比较,通过比较发现传统的力学模型可以较好地对钢丝网复合砂浆加固的受弯构件的工作性能进行预测。 |
| 8. | By conducting the degree of influence of slip strain on average strain of a member section , some parameters of corrected even section were accurately calculated , which made the corrected even section more reasonable . and then a calculating model of bearing capacity for eccentric loading columns was proposed by using limit balance equations 通过推导滑移应变对构件截面平均应变的影响,准确确定出修正平截面中的一些参数,使修正平截面更趋合理性,再利用极限平衡方程,建立了src偏压柱受压承载力计算模型。 |
| 9. | Based on plane section assumption , this paper presents the methods of calculating the ultimate strength of the columns strengthened with cfrp , and makes a simplification of the methods . a fortran program on nonlinear method is presented to numerically analyze the characteristics of large eccentrically loaded columns strengthened by longitudinal straps of cfrp , calculating results compare well with experimental data 本文在平截面假定的基础上分别推导了碳纤维布纵向粘贴大偏心受压柱的正截面承载力校核和截面加固基本计算公式,并对公式进行了相应的简化;运用fortran语言编制相应程序对纵向粘贴碳纤维布大偏压柱进行了数值分析,本文公式计算结果和程序计算结果均与试验结果吻合良好。 |
| 10. | And the analytical model based on a strain compatibility and equilibrium of internal forces , as well as the all of the specimens using the model in order to compare the analytical results with the experimental results have been provided . and the study shows that traditional analytical model can accurately predict the behavior of the specimens . the analytical solutions of the bond shear and normal stresses in the 以平截面假定和内力平衡为基础建立了力学模型,对试件进行了全过程非线性分析,与试验结果进行了比较,通过比较发现该力学模型可以较好地对复合砂浆钢筋(丝)网加固的受弯构件的受力变形全过程进行模拟。 |