| 阿海水电站碾压混凝土长心样取心技术 |
| 投稿时间：2012-11-02 修订日期：2013-03-18 点此下载全文 |
| 引用本文：曹琳.阿海水电站碾压混凝土长心样取心技术[J].钻探工程,2013,40(4):65-67.CAO Lin. Coring Technology of Long Core Sample of Roller Compacted Concrete in A’hai Hydropower Station[J]. Drilling Engineering, 2013,40(4):65-67. |
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| 中文摘要:阿海水电站碾压混凝土大坝成功钻取出了一根长19.28 m的完整混凝土心样。从钻孔设备选型、钻孔材料选择、钻进参数制定与调整、心样拔断与提取、出心摆放和后期养护等方面简要介绍了混凝土长心样的取心技术。 |
| 中文关键词:碾压混凝土坝 长混凝土心样 取心技术 阿海水电站 |
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| Coring Technology of Long Core Sample of Roller Compacted Concrete in A’hai Hydropower Station |
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| Abstract:A 19.28m complete concrete core sample was successfully removed in RCC dam of A’hai hydropower station. The article introduces the coring technology for long concrete cores in drilling equipment selection, drilling material selection, drilling parameter setting and adjustment, core samples pulling breaking and removing out, core positioning and post maintenance. |
| keywords:RCC dam long concrete core sample coring technology A’hai hydropower station |
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