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| Design and research on prestressed concrete transfer girder for supporting eight-floor frame |
| XIAO Zhi-Bin, MA Yue, QIU Tao, LU Han |
| Institute of Architectural Design and Research，Zhejiang University，Hangzhou 310027，China |
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Abstract The structural design of prestressed concrete transfer girder for supporting eight-floor fram e is introduced，which includes the analysis of force，the arrangement of prestressed reinforcement，the design of sections，the simulation analysis of actual construction and the measurement during the prestressing process．Some problems which should be paid attention to and the respective measures are put forward．The transfer girder has been realized with its load carrying performance improved。crack resistance increased and serviceability satisfied．The conclusion presented will be practical to the similar projects．
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Published: 28 October 2003
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承托八层框架预应力转换梁设计研究
介绍了某工程主入口处上托八层框架大跨度连续预应力转换梁的设计特点，包括受力分析、预应力筋的布置、截面设计、模拟实际施工的分析及张拉测试等，提出了应注意的问题及相应措施，取得了改善结构受力性能、提高抗裂性及满足正常使用的良好效果，为类似工程的设计提供借鉴。
关键词：
结构设计,
转换梁,
预应力混凝土,
测试
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