| 1. | Analysis of shear connector of box girder with corrugated steel webs
组合箱梁的抗剪连接键分析 |
| 2. | Study of the strength of stud shear connectors in steel - concrete composite structure with concrete slab under tension
混凝土结构扣件式模板支撑体系数值分析 |
| 3. | So the application of partial shear connectors in the building and bridge structure to supporting the fatigue load is feasible , and will bring considerable economic benefits
因此必要的情况下在建筑结构和桥梁结构中采用部分剪力连接来承受疲劳荷载的作用是可行的，并可带来良好的经济效益。 |
| 4. | Through testing eight composite beams with partial shear connectors under dead load and repeated load , the effect that repeated load acts on composite beams is analyzed on the basis of the test process , phenomena , and result
摘要通过8根部分剪力连接组合梁的静载和重复加载试验，在对试验过程、试验现象以及试验结果分析的基础上研究了重复加载对部分剪力连接组合梁受力性能的影响。 |
| 5. | The result proves that composite beams with partial shear connectors have better performance to support fatigue load in that they can hardly be destroyed under general fatigue load if the welding quality is reliable
试验结果表明，重复荷载作用下的部分剪力连接组合梁具有良好的抗疲劳性能；在焊接质量有保证的情况下，处于正常使用范围内的疲劳荷载作用下的部分剪力连接组合梁几乎不会发生疲劳破坏。 |
| 6. | The working mechanism of shear connector of the staggered - truss system between reinforced concrete plank and steel chord was analyzed based on theoretical analysis and value computational methods , and details such as reasonable styles , types and quantity of the shear connector were introduced via a calculated example
摘要为推广应用钢结构交错桁架体系，采用理论分析及数值计算方法，分析了交错桁架结构楼板与钢弦杆连接的抗剪连接件的工作机理。 |
| 7. | Via comparing chinese specification with aisc specification , some important factors that must involve in the design of floor system consisting of composite slab and composite beam are complemented . the two most important is the shape of formed steel deck that can be used in composite slab and the design shear strength of welded stud shear connectors
在组合楼盖体系设计中，笔者通过对中、美两国规范、规程的对比，对在中国规范、规程中未曾明确提出却需要在组合楼盖设计中加以考虑的一些因素进行了说明，其中最主要的是压型钢板的选型依据和焊钉抗剪承载力的影响因素。 |
| 8. | ( 2 ) 3d - fem analysis for the load - bearing capacity of the stud connector as the prevailing method to determine the shear rigidity and the limit load - bearing capacity of the shear connector is the push test , which is time consuming and laborious , in this thesis the push tesi specimen of the stud connector is simulated through the non - linear analysis module of the msc / nastran and the numerical analysis results are in good coherence with that of the practicality lev ; as a result , the shear rigidity and the limit load - bearing capacity of the stud connector can be determined by the finite element method and only a few practicality verification tests
( 2 )栓钉型剪力键承载力的3d - fem分析针对当前剪力键一般通过费时费力的推顶试验来确定抗剪刚度和极限承载力的状况，本文利用msc nastran非线性模块实现了对栓钉剪力键推顶试样的数值模拟分析，数值计算结果与试验结果能够很好吻合。这使得通过有限元方法的模拟和少量实物试验的验证，就能确定栓钉剪力键的剪切刚度和极限承载力，可以大大节省时间和经费。 |
| 9. | The emphases of the research works of this thesis are laid on the mechanical performance of the shear connector of the continuous composite bridge , the crack status and design method for crack control of the concrete deck in the negative moment zone of the continuous composite bridge , the influence of the connecting rigidity and the construction method over the structural mechanical characteristics of the continuous composite bridge , and the force transmission mechanism and the stress distribution of the rigid node connecting the girder and the pier in the mixed bridge and so on
其中重点研究了组合结构桥梁中剪力键性能，负弯矩区混凝土板裂纹状态及控制裂纹的设计方法，钢与混凝土的接合刚度和施工方法对结构受力特性的影响，以及混合结构桥梁中梁墩刚性连接的传力途径及应力分布等。 |
| 10. | The author advances that the shear connector is simulated by two spring elements , which are vertical to each other and parallel to the interface between steel and concrete , and one multipoint constraint element , mpc element , which is vertical to the interface . the author also puts forward that the crack of the deck is simulated by the gap element which ca n ' t support longitudinal tensile force but can support longitudinal compressive force
提出了以正交的两个平行于钢和混凝土界面的弹簧单元及一个垂直于界面的多点约束( mpc )单元来模拟剪力键，以小间隙接触( gap )单元来模拟混凝土桥面板的开裂，模型中忽略了混凝土板与钢梁接触面间由摩阻而产生的粘着力。 |
