| 无粘结部分预应力砼梁板正截面简化设计方法 |
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| 引用本文： | 陈晓宝.无粘结部分预应力砼梁板正截面简化设计方法[J].合肥工业大学学报(自然科学版),1994(1). |
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| 作者姓名： | 陈晓宝 |
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| 作者单位： | 合肥工业大学建筑工程系 |
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| 摘 要： | 本文首先在试验的基础上通过可靠度分析，直接给出梁板极限破坏时等效受压区高度系数与戳面配筋指标的关系式，然后以正常使用极限状态下裂缝宽度控制条件及承载力极限限强度控制条件为基础，给出了用于无粘结部分预应力砼梁板结构初步设计阶段估算无粘结筋及纵向非预应力钢筋面积的简化设计方法．
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| 关 键 词： | 无粘结筋 部分预应砼力 截面设计 |
A SIMPLIFIED DESIGN METHOD FOR SEETION OF UNBONDED PARTIALLY PRESTRESSED CONCRETE BEAM AND SLAB |
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| Chen Xiaobao.A SIMPLIFIED DESIGN METHOD FOR SEETION OF UNBONDED PARTIALLY PRESTRESSED CONCRETE BEAM AND SLAB[J].Journal of Hefei University of Technology(Natural Science),1994(1). |
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| Authors: | Chen Xiaobao |
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| Institution: | Chen Xiaobao |
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| Abstract: | On the hasis of experimental results,and through analyzing the reliability of ultimate strength of unbonded Patriallg-Prestressed Concrete(PPC)fiexcural member,a relationship between the coefficient of height in equivalent compressive region and the index of section reinforcement has been established.Then according to the requirements of crack control in serviceability state and ultimate strength,a simplified design method to evaluate the areas of unbonded tedon and longitudinal nonprestressed steel for preliminary design of unbonded PPC beam and slab |
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| Keywords: | Unbonded tendon partially prestressed concrete section design |
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