山西建筑
山西建築
산서건축
SHANXI ARCHITECTURE
2011年
27期
55-56
,共2页
冰碛湖%冰滑坡力学机制%临界冰川厚度%溃决危险性指数Idl
冰磧湖%冰滑坡力學機製%臨界冰川厚度%潰決危險性指數Idl
빙적호%빙활파역학궤제%림계빙천후도%궤결위험성지수Idl
moraine lake%dynamic mechanism of glacial landslide%critical glacier thickness%outburst hazard index Idl
首先对前缘冰川建立力学模型,推导出冰川滑动的临界冰川厚度;再根据冰川的类型计算出冰川平均厚度,判断冰川的稳定性;最后采用溃决危险性指数Idl对阿亚错等五个冰湖进行了溃决危险性评价,进而得出了合理的评价结果。
首先對前緣冰川建立力學模型,推導齣冰川滑動的臨界冰川厚度;再根據冰川的類型計算齣冰川平均厚度,判斷冰川的穩定性;最後採用潰決危險性指數Idl對阿亞錯等五箇冰湖進行瞭潰決危險性評價,進而得齣瞭閤理的評價結果。
수선대전연빙천건립역학모형,추도출빙천활동적림계빙천후도;재근거빙천적류형계산출빙천평균후도,판단빙천적은정성;최후채용궤결위험성지수Idl대아아착등오개빙호진행료궤결위험성평개,진이득출료합리적평개결과。
The paper establishes the dynamic model at the front glacier,induces the critical glacier thickness of the slide of glaciers,calculates the average thickness of glaciers according to the types of the glaciers,judges the stability of the glaciers,adopts the outburst hazard index Idl to undertake the outburst hazard evaluation of five icy lakes,and concludes the reasonable evaluation results.
