| 1. | The results indicate that shear resistance of composite beam accounts for 1 . 0 ~ 1 . 14 times of that of cast - on - site concrete beam
该分析结果表明，叠合梁的斜截面承载力是整浇梁的1 . 00 ~ 1 . 14倍。 |
| 2. | The connection of effective reinforcement index and cracking moment upon the stiffness and deflection had been obtained . the calculating results agree well with the experimental datum
针对这些数据，应用现有的理论和公式，对rpc预应力叠合梁剪切时的各项指标进行分析。 |
| 3. | The results obtained could be referred in further study of computational theory of composite members , rational design of composite beams , and other similar numerical simulation
所获分析结果对于促进叠合梁斜截面理论的深入研究、指导叠合梁在工程中的合理设计以及类似的数值模拟分析均有一定的参考价值。 |
| 4. | Additional research work on the behavior of shear characteristics had been carried out . though the tested beams had no stirrups , they possess fine mechanical properties and high shear capacity
用本文第五章所建立的公式( 5 . 27 )计算rpc叠合梁斜截面抗剪强度，与试验值较为吻合，用rpc材料本身抗剪安全可靠。 |
| 5. | Two types of the equivalent mode of concrete compression zone were discussed and the corresponding formulae to calculate normal section strength of unbonded prestressed composite beams with reaction powder concrete were given . the calculating results tend to be conservative
结果表明，现有公式在计算rpc预应力叠合梁的斜截面开裂荷载及斜截面抗剪强度时，是偏于保守的。 |
| 6. | 5 ) a new type of superposed beam used in wutaizha terminal market , with notch at each end of the prefabricated member , is analysed , and design method of it is also regard as the representative of the superposed beam with notchs
5 )针对武泰闸农副产品市场工程中使用的带槽预制构件叠合梁，根据前面提出的计算方法，总结了这类形式的叠合式受弯构件的设计计算原则以及计算方法。 |
| 7. | Study of utmost behavior and strength is the main of the bended concrete superposed member in the dissertation . and then , a new type of superposed beam , with notch at each end of the prefabricated member , is studied in this dissertation
本论文主要针对叠合式受弯构件(梁)的极限状态受力性能进行了力学分析，在研究了叠合式受弯构件极限承载力状态的受力性能后，还讨论了一种新型的带槽预制构件叠合梁的设计计算方法。 |
| 8. | The vertical displacement and internal force of slab track structures under the loads are calculated by composite beam method and finite element method respectively in this paper , and the results are obtained by matlab programs , which measured up to the basic principle of ballastless track structure
分别采用叠合梁法和有限元法，对板式轨道在荷载作用下的竖向位移和内力进行了分析，并通过matlab编程实现，计算结果符合无碴轨道结构的基本原理。 |
| 9. | A 21 meter span unbonded prestressed composite beam fabricated from reactive powder concrete ( rfc ) was designed . then the performance and economy of this kind of beams were compared with conventional prestressed beams and steel - concrete composited beams . the results indicated that rfc beams have superior performance
最后，对大跨度( 21m )梁，通过三种设计方案结构性能和经济性等方面的对比，对采用活性粉末混凝土叠合梁的优越性进行了综合评价。 |
| 10. | Firstly , routine analyses such as dynamic modal analysis 、 response spectrum analysis 、 buckling analysis were used to analyze the bridge . secondly , only little number of studies dealing with the bridges like kunyu river cable stayed bridge which is the cable stayed bridge of the super breadth composite beam have been reported so far
首先对昆玉河斜拉桥做了动力模态分析、反应谱分析、主塔及全桥稳定性分析等常规分析。考虑到此座桥型的结构特点即超宽叠合梁。 |
