Abstract:
预应力混凝土马鞍形薄壳,国内外多采用先张法施工。于板壳内配置两簇交叉直线预应力钢筋,在先张法台座上施行张。为了便于施工,且免去昂贵的张拉台座,本文给出无粘结预应力马鞍形壳的内力分析,列出了基本微分方程及内力求解步骤。预应力筋采用 U7φ5 高强钢丝束,使用 BUPC 锚具,并用高压聚乙稀和高级润滑防锈油脂作涂层。这种作法可取得良好的力学性能与经济效果。
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Year: 1988
Language: Chinese
Cited Count:
WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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