堰闸段泄水底孔钢板衬砌施工实践  

Steel lining construction practice inside bottom sluice of weir gate section

作　　者：梁丹[1] 韦庆华[1] 梁毅 裴承若 LIANG Dan;WEI Qing-hua;LIANG Yi;PEI Cheng-ruo(Guangxi Vocational College of Water Resources and Electric Power,Nanning 530023,China)

机构地区：[1]广西水利电力职业技术学院,南宁350003

出　　处：《广西水利水电》2023年第5期104-108,共5页Guangxi Water Resources & Hydropower Engineering

摘　　要：高水头电站的泄水底孔和消力池,要经受长期高速、高压水流的冲击,为确保水工建筑物的安全运行,过流面的钢衬结构制安及底部混凝土浇筑是施工质量控制的关键部位。本文介绍了巴基斯坦阿莱瓦水电站,泄流孔钢衬板的制作及安装、预留孔混凝土浇筑技术、拔管法工艺,以及钢衬底部接触灌浆的施工技术。The bottom sluice and stilling basin of high-water head hydropower station are subjected to long-term impact of high-speed and high-pressure water flow.In order to ensure the safety of hydraulic structures,the steel lining fabrication and erection in the water passage and bottom concrete grouting are the keys of construction quality control.An introduction was made on the construction technology adopted for Allai Khwar Hydropower Project in Pakistan such as the steel lining fabrication and erection inside bottom sluice,concreting technology of reserved hole,pipe pulling process,contact grouting at the bottom of steel lining.

关 键 词：泄水底孔 钢衬制安 混凝土施工 接触灌浆 阿莱瓦水电站 巴基斯坦 

分 类 号：TV653[水利工程—水利水电工程]