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标题 |
超大涌水地层压浆式膜袋封堵灌浆施工技术研究(50 卷) |
英文标题 |
Study on construction technology of membrane-pocket block-grouting against super large scale of gushing water |
摘要 |
以埋深1 500~2 525 m、最大主应力值54 MPa、超大流量和超高压地下涌水的锦屏二级电站隧洞工程为背景,对膜袋封堵灌浆施工技术进行研究。综合运用灌浆理论与隧洞工程技术并在借鉴以往经验的基础上,分析了锦屏隧洞初始压力约为1 MPa及约400 L/s涌水量的具体情况,提出了压浆 |
作者 |
新闻作者:蔡海燕,刘贵军 |
关键字 |