Numerical simulation and inversion imaging research of electrical resistivity tomography method for detecting landslide-face location
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Numerical simulation and inversion imaging research of electrical resistivity tomography method for detecting landslide-face location
Vol. 32, Issue 9, (2011)
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CLC:TU443
Online First:13 September 2011,
Published:2011
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NIE Li-chao1, LI Shu-cai1, LIU Bin1, et al. Numerical simulation and inversion imaging research of electrical resistivity tomography method for detecting landslide-face location[J]. 2011, 32(9).
DOI:
NIE Li-chao1, LI Shu-cai1, LIU Bin1, et al. Numerical simulation and inversion imaging research of electrical resistivity tomography method for detecting landslide-face location[J]. 2011, 32(9).DOI:
Numerical simulation and inversion imaging research of electrical resistivity tomography method for detecting landslide-face location
Landslide is a major issue endangers personal safety. Detecting distribution of landslide-face is a key factor in controlling landslide. And electrical resistivity tomography (ERT) method is sensitive to interface of different layers
which is used to detect landslide-face. Firstly
four common landslide models are simplified basing on existing landside models. Secondly
systematic numerical simulation is carried out by finite element method about different types of landslides. Response characteristics of landslide-face are obtained using ERT method. Rapid identification of different types of landslide-face is put forward. Then
inversion about different types of landslide-face is done using damping least squares inversion method. Inversion imaging discipline of landslide-face is summarized using ERT. Combined with response characteristics of numerical simulation
anomaly identification features are put forward. At last
ERT method is used to detect landslide in Xili town
Yiyuan city of Shandong province. Distribution of landslide-face is reflected clearly
which shows that ERT method is efficient in detecting landslide-face. And it is laying a solid foundation for conceptual design of landslide controlling