| 1. | Optimization analysis of the internal force of hangers in camber composite bridge 梁拱组合式桥梁吊杆内力的优化分析 |
| 2. | Calculation of load lateral distribution of spatial girder and arch combination bridge 空间梁拱组合体系桥梁的荷载横向分布计算 |
| 3. | Three - dimensional photoelastic test of beam - arch joint of open spandrel rigid - frame arch bridge 空腹式刚架拱桥梁拱节点三维光弹性试验研究 |
| 4. | Spatial static behaviors analysis on beam - arch joint of new - type rigid - framed arch bridge with open spandrel 空腹式新型钢架拱桥梁拱节点空间受力分析 |
| 5. | Not only limited in the hybridizing of the conventional girder and arch , the hybrid system arch bridges nowadays have had new hybridizing of arches with other types of structures 组合体系拱桥已不仅限于传统的梁拱组合,还出现了拱与各种结构形式的新型组合。 |
| 6. | Then the probably factors which affect the arch in the wall are analyzed through the linear program in which the ratio of the height to the span of the beam is the most 然后用线弹性程序对可能影响墙梁拱效应的各个因素进行了详细的分析,得出托梁的高跨比是影响墙梁拱效应高度的最主要因素。 |
| 7. | Many beam - arch combination system bridges ( bacb ) , as their good mechanical behavior , low cost , constructibility and beautiful appearance , have been built all over china in these years 梁拱组合体系桥梁近年来在我国发展迅速,由于其受力合理、造价低廉、施工简便、造型美观等特点,在公路建设中得到广泛应用。 |
| 8. | As a new structural system , the theorical analysis and summary of this type of bridge can not keep up with its construction . in this thesis , the theorical analysis and summarize of bacb is studied 但是,梁拱组合体系桥梁作为一种新型结构体系,其理论分析、技术总结却滞后于工程实践,为此,本文对这一结构体系进行了理论总结和分析。 |
| 9. | 3 ) the influences on the internal forces by some variable parameters such as the ratio of the rise to span and the stiffness ratio are compared . the optimal range of these parameters is pointed out and some advances are also given 研究探讨了矢跨比、拱梁刚度比等参数对预应力混凝土连续梁拱组合体系桥梁结构内力的影响,并得出合理的取值范围,为设计人员选取结构参数提供参考。 |
| 10. | All of the researches are carried out on the background of a spatial continuous beam - arch composite bridges , and the relative loading experimental results are compared with the calculated values . it indicates that the theory of elastically supported continuous beam method load lateral distribution is a kind of simple convenience and safe practical engineering calculation method . 2 ) the suspender force and correlated modality is analyzed with the use of general calculation program ansys . during testing suspender force , the influence of the rigidity of suspender must be considered 在此基础上,以一座实际的预应力混凝土连续梁拱组合体系桥梁为工程背景,采用一般的试验研究方法对该桥进行了荷载试验研究,并将有关的荷载试验结果与理论计算值作了比较,结果表明:所提出的弹性支承连续梁法计算值,与空间有限元分析理论值及荷载试验测试值基本吻合。 |