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Home > Urban and Rural Studies > 2025 No.18 > 南宁某办公建筑大跨度预应力混凝土结构设计

  • 南宁某办公建筑大跨度预应力混凝土结构设计

    Author(s)：

    黎哲　王可欣　陆华森

    Publication Title：

    Urban and Rural Studies 2025 No.18

    Affiliations：

    广西交通职业技术学院；广西交通职业技术学院(通讯作者)；广西交通职业技术学院

    Abstract：

    南宁市某办公建筑裙房采用混凝土框架结构体系，三层处通过结构抽柱形成大空间会议室，结构跨度达25.5m，会议室屋面为空中花园，覆土荷载较大。结构设计采用2根后张有粘结预应力梁，预应力梁及其直接相连的框架柱采用二级抗震设计。本文应用荷载平衡法估算预应力效应，重点复核预应力梁正截面受弯承载力、裂缝宽度和挠度，并结合预应力度、混凝土受压区高度、纵向受拉钢筋换算配筋率等控制指标，实现满足抗震延性要求的混合配筋，希望能对类似工程设计起到参考借鉴作用。

    Keywords：

    大跨度；预应力混凝土；框架梁；抗震设计

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    [1] 黎哲,王可欣,陆华森.南宁某办公建筑大跨度预应力混凝土结构设计[J].Urban and Rural Studies,2025(18),.

城镇建设
Urban and Rural Studies

Language: 中文

CN：10-1589/TU

ISSN：2096-6539

Publication Frequency: 半月刊

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