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Deposition Morphology of Non-homogeneous Debris Flow and Its Energy Characteristics
  • ISSN号:0559-9350
  • 期刊名称:《水利学报》
  • 时间:0
  • 分类:TU323.301[建筑科学—结构工程] TN818[电子电信—信息与通信工程]
  • 作者机构:[1]Key Laboratory of Water and Sediment Sciences of Ministry of Education, School of Environment, Beijing Normal University, Beijingl00875, China, [2]State Key Laboratory of Geo-hazard Prevention and Geo-environment Protection, Chengdu University of Technology, Chengdu 610000, China, [3]School of Environment, Beijing Normal University, Beijing 100875, China, [4]Department of Civil and Structural Engineering, University of Sheffield, Sheffield S1 3JD, UK, [5]State Key Laboratory of Hydraulics and Mountain River Engineering, Siehuan University, Chengdu 610065, China, [6]Hydrochina Huadong Engineering Corporation, Hangzhou 310000, China
  • 相关基金:supported by the National Natural Science Foundation of China (Grant Nos. 11372048, 10972042); National Basic Research Program of China (2011CB403304); Open Fund of Chengdu University of Technology (SKLGP2012K027); Open Fund of State Key Laboratory of Hydraulics and Mountain River Engineering, Sichuan University (SKHL1409); Open Foundation of the Institute of Mountain Hazards and Environment
中文摘要:

非同类的二阶段的碎片流动广泛地在中国的西方的多山的区域被发现。为了调查与碎片扇子,的形态学和程度有关的碎片流动免职过程的特征,一系列物理实验用试验性的斜槽被执行。一些有用关系被获得与免职形态学和相应区域或体积的几何特征连接流动速度。把描述地区也是的在特定的免职的转变建立了的稳固液体的二阶段的精力的方程基于,关于在运输免职地区和免职地区的精力驱散过程的一些表达式被介绍,并且改善这些。这些结果为进一步调查非同类的碎片流动的内在的机制提供一个基础,在有效灾难控制措施能在哪个之上被承担之上基于。

英文摘要:

Non-homogeneous two-phase debris flows are widely found in the western mountainous regions of China. To investigate the characteristics of the debris flow deposition process related to the morphology and extent of the debris fan, a series of physical experiments were carried out using an experimental flume. Some useful relationships were obtained to link the flow velocity with the geometric characteristics of deposition morphology and the corresponding area or volume. Based on these, some expressions about energy dissipation process in both the transport-deposition zone and deposition zone are presented, and improved equations describing solidliquid two-phase energy transformations in the specific deposition zone are also established. These results provide a basis for further investigating the underlying mechanisms of non-homogeneous debris flows, based upon which effective disaster control measures can be undertaken.

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期刊信息
  • 《水利学报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学技术协会
  • 主办单位:中国水利学会 中国大坝工程学会
  • 主编:程晓陶
  • 地址:北京市复兴路甲1号中国水科院A座1117室
  • 邮编:100038
  • 邮箱:slxb@iwhr.com
  • 电话:010-68786221
  • 国际标准刊号:ISSN:0559-9350
  • 国内统一刊号:ISSN:11-1882/TV
  • 邮发代号:2-183
  • 获奖情况:
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  • 被引量:43715