| 大直径原煤缓冲仓仓壁滑模施工技术 |
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| 引用本文： | 魏效农,张礼奎,郭晓铜,孙冬明.大直径原煤缓冲仓仓壁滑模施工技术[J].施工技术,2009,38(1). |
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| 作者姓名： | 魏效农 张礼奎 郭晓铜 孙冬明 |
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| 作者单位： | 1. 铜川煤矿建筑安装工程公司,陕西铜川,72700
2. 中国矿业大学,江苏徐州,221116 |
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| 摘 要： | 玉华煤矿大直径原煤缓冲仓仓壁采用滑模系统施工.以三角桁架和压力环作为主体受力结构操作平台,解决了操作平台直径大引起的刚度不足问题.L形支撑保证了模板提升过程中的稳定性.对原煤筒仓仓壁混凝土分组、分区域、分层浇注,解决了混凝土浇注区段过长引起的温度应力问题.实践证明,该法施工速度快、机械化程度高、经济效益明显.
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| 关 键 词： | 滑模施工 原煤缓冲仓 大直径 侧向稳定性 |
Slipform Construction of Large Diameter Raw-coal Buffer Silo Wall |
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| Wei Xiaonong,Zhang Likui,Guo Xiaotong,Sun Dongming.Slipform Construction of Large Diameter Raw-coal Buffer Silo Wall[J].Construction Technology,2009,38(1). |
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| Authors: | Wei Xiaonong Zhang Likui Guo Xiaotong Sun Dongming |
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| Affiliation: | 1.Tongchuan Coal Mine Construction and Installation Engineering Company;Tongchuan;Shaanxi\ 727000;China;2.China University of Mining and Technology;Xuzhou;Jiangsu\ 221116;China |
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| Abstract: | This paper introduces slipform construction of large diameter raw-coal buffer silo wall in Yuhua Coal Mine.Triangle truss and pressure circle are designed as main bearing structure to increase rigidity of large diameter operation platform.L-shaped supporting keeps stability of platform during formwork lifting.Temperature stress induced by long pouring section is prevented by pouring concrete in different groups,areas and layers.It proves that the mentioned methods have advantages of fast construction speed,... |
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| Keywords: | slipform construction raw-coal buffer silo large diameter lateral stability |
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