Modified Duncan-Chang constitutive model for modeling supported excavations in granular soils

P Jia, A Khoshghalb, C Chen, W Zhao… - International Journal …, 2020 - ascelibrary.org
Numerical analyses have been widely used to investigate the stability of deep excavations.
The results of this type of analyses rely on the constitutive model that is adopted for the …

Non-parameterized numerical analysis using the distinct lattice spring model by implementing the Duncan–Chang model

GF Zhao, XD Wei, F Liu, WB Liu - Rock Mechanics and Rock Engineering, 2020 - Springer
Parameter selection is always a critical issue for the numerical modeling of many
geotechnical problems. In this work, an idea of non-parameterized numerical analysis is …

Necessity of applying the concept of the steady state on the numerical analyses of excavation issues: laboratory, field and numerical investigations

H Heidarzadeh, R Kamgar - Geomechanics and Geoengineering, 2022 - Taylor & Francis
This research consists of two main parts. First, some laboratory and field tests have been
conducted on a specific soil. Therefore, a series of laboratory and field data have been …

Identification of Sensitive Parameters for Deformation of Asphalt Concrete Face Rockfill Dam of Pumped Storage Power Station

B Ma, W Zhang, Z Shen, D Zhou, H Yao, R Wang - Water, 2022 - mdpi.com
Pumped storage power station (PSPS) is an important clean energy project that plays an
important role in ensuring the economical, safe, and stable operation of power systems and …

Long‐Term Settlement of High Concrete‐Face Rockfill Dam by Field Monitoring and Numerical Simulation

X Zhou, X Sun, J Zheng, H Jiang, Y Li… - Advances in Civil …, 2020 - Wiley Online Library
High concrete‐face rockfill dams (CFRDs) with heights of over 100 m have been quickly
developed in recent years. The self‐weight of rockfill materials causes creep deformation of …

Finite element performance with different mesh size of retaining walls

R Alias, SJ Matlan, A Kasa - International journal of advanced …, 2020 - papers.ssrn.com
Finite element analysis is one of the efficient technique to support modern engineering
practice. In the finite element analysis, mesh size assumes a significant role as it can …

基于AHP-模糊综合评价模型与Geostudio 模拟的排土场稳定性研究.

王占平, 舒建峰, 岳志奇… - Industrial Minerals & …, 2020 - search.ebscohost.com
排土场的安全稳定运行不仅关系到矿山的生产安全, 还影响到矿山周边环境和群众的生命财产
安全, 目前大多数研究主要分析单一因素对排土场稳定性的影响规律, 而对于排土场稳定性多 …

Slope Stability Evaluation of Fenghuangshan Landfill Under Rainfall Condition: A Case Study

Y Chen, J Kuang, R Zhu, J Cao, J Zhou… - … Conference on Geo …, 2022 - Springer
The landfill is usually instable by rainfall. This paper uses GeoStudio software to analyze the
stability of the landfill. Four methods, including Morgenstern-Price method, Bishop method …

[PDF][PDF] Two scales, hybrid model for soils, involving artificial neural network and finite element procedure

M Krasiński, M Lefik - Studia Geotechnica et Mechanica, 2014 - intapi.sciendo.com
A hybrid ANN-FE solution is presented as a result of two level analysis of soils: a level of a
laboratory sample and a level of engineering geotechnical problem. Engineering properties …

[PDF][PDF] Determination of Stability of Layered Homogenous Finite Slopes

P Nayak, R Malagihal - ijresm.com
The slope stability is a very important problem in geotechnical engineering. Slope stability
analysis using computers is an easy task for engineers when the slope configuration and the …