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高面膜堆石坝发展的需求与关键技术--高面膜堆石坝关键技术(一)

束一鸣 吴海民 姜晓桢

水利水电科技进展Issue(1):1-9,9.
水利水电科技进展Issue(1):1-9,9.DOI:10.3880/j.issn.10067647.2015.01.001

高面膜堆石坝发展的需求与关键技术--高面膜堆石坝关键技术(一)

Need and key technology on development of high membrane faced rockfill dam:key technology of high membrane faced bockfill dam(I)

束一鸣 1吴海民 2姜晓桢1

作者信息

  • 1. 河海大学水利水电学院,江苏 南京 210098
  • 2. 水文水资源与水利工程科学国家重点实验室,江苏 南京 210098
  • 折叠

摘要

Abstract

In this paper, the characteristics and the development status of rockfill dam with surface impermeable geomembrane ( i. e. , membrane faced rockfill dam,MFRD) during half a century is summed up and. the technology status and constructing requirement on MFRD in China is analyzed. The overall advantage of MFRD is that it is impermeable, suitable to differential deformation, brief to construct and cheap. Due to overseas protection of patents, unlike the concrete faced rockfill dam and the roller compacted concrete dam, the technology of MFRD lacks of wide dissemination and application. Since the first MFRD was built elsewhere, no high MFRD has ever been constructed in China. For the demand of clean energy of hydropower and conditions of ecological environment, MFRD is required to play an important role, and corresponding technology of design and analysis on MFRD demand further studies as well as a systematic and deeper integration. Recent preliminary studies on the result of key technology of MFRD are summarized, which include mechanism of anchoring influence at perimeter of MFRD and eliminating approach, biaxial tensile mechanical property of geomembrane used as surface barrier of high rockfill dam, analysis of stress and deformation characteristics of geomembrane surface barrier for rockfill dam, experimental research on engineering property of non-granular cushion for geomembrane surface barrier of high rock-fill dam, and probabilistic analysis of geomembrane puncture on rockfill dam surface.

关键词

面膜堆石坝/防渗结构/土工膜/面膜垫层/夹具效应/聚合物透水混凝土/数值分析方法/综述

Key words

membrane faced rockfill dam(MFRD)/impermeable structure/geomembrane/cushion of faced membrane/anchoring influence/permeable polymer concrete/numerical analyzing approach/summarizing

分类

建筑与水利

引用本文复制引用

束一鸣,吴海民,姜晓桢..高面膜堆石坝发展的需求与关键技术--高面膜堆石坝关键技术(一)[J].水利水电科技进展,2015,(1):1-9,9.

基金项目

国家自然科学基金(51079047,51379069) (51079047,51379069)

水利水电科技进展

OA北大核心CSCDCSTPCD

1006-7647

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