[HTML][HTML] Groundwater flow through fractured rocks and seepage control in geotechnical engineering: Theories and practices

CB Zhou, YF Chen, R Hu, Z Yang - Journal of Rock Mechanics and …, 2023 - Elsevier
Groundwater flow through fractured rocks has been recognized as an important issue in
many geotechnical engineering practices. Several key aspects of fundamental mechanisms …

[HTML][HTML] Primal mixed solution to unconfined seepage flow in porous media with numerical manifold method

H Zheng, F Liu, C Li - Applied Mathematical Modelling, 2015 - Elsevier
The major difficulty in the analysis of unconfined flow in porous media is that the free surface
is unknown a priori, where the nonlinearity is even stronger than the unsaturated seepage …

Non-Darcian flow effect on discharge into a tunnel in karst aquifers

YF Chen, Z Liao, JQ Zhou, R Hu, Z Yang… - International Journal of …, 2020 - Elsevier
The groundwater flow in karst aquifers is prone to become non-Darcian due to the presence
of karst conduits, and this effect may become more pronounced during tunnel construction …

A semi-empirical model for water inflow into a tunnel in fractured-rock aquifers considering non-Darcian flow

JQ Zhou, HB Liu, C Li, XL He, H Tang, XJ Zhao - Journal of Hydrology, 2021 - Elsevier
Water inflow into a tunnel is usually estimated by assuming that the flow follows the linear
Darcy's law. However, fluid flow in fractured-rock aquifers is prone to deviation from Darcy's …

Determination of the height of the vertical filter for heterogeneous Earth dams with vertical clay core

S Salehi-Hafshejani, M Shayannejad… - International …, 2019 - inderscienceonline.com
In order to determine the height of the filter in heterogeneous Earth dam, three embankment
models were provided in a flume laboratory, with the length of 4.2 m at the base of dam, the …

[HTML][HTML] Variation in hydraulic conductivity of fractured rocks at a dam foundation during operation

YF Chen, J Zeng, H Shi, Y Wang, R Hu, Z Yang… - Journal of Rock …, 2021 - Elsevier
Characterizing the permeability variation in fractured rocks is important in various
subsurface applications, but how the permeability evolves in the foundation rocks of high …

Evaluation of groundwater leakage into a drainage tunnel in Jinping-I arch dam foundation in southwestern China: a case study

YF Chen, JM Hong, HK Zheng, Y Li, R Hu… - Rock Mechanics and …, 2016 - Springer
The Jinping-I double-curvature arch dam, located in the middle reach of Yalong River and
with a maximum height of 305 m, is the world's highest dam of this type that has been …

Monitoring and numerical analysis of behaviour of Miaojiaba concrete-face rockfill dam built on river gravel foundation in China

L Wen, J Chai, Z Xu, Y Qin, Y Li - Computers and Geotechnics, 2017 - Elsevier
This study evaluated the behaviour of a concrete face rockfill dam (CFRD) built on river
gravel foundation on the basis of in-situ measurement records and numerical analysis. The …

Inverse modeling of leakage through a rockfill dam foundation during its construction stage using transient flow model, neural network and genetic algorithm

CB Zhou, W Liu, YF Chen, R Hu, K Wei - Engineering geology, 2015 - Elsevier
A new approach was developed for inverse modeling of the transient groundwater flow in
dam foundations. The objective function was constructed by using both the hydraulic head …

A numerical procedure for modeling the seepage field of water-sealed underground oil and gas storage caverns

Y Li, YF Chen, GJ Zhang, Y Liu, CB Zhou - Tunnelling and Underground …, 2017 - Elsevier
Underground rock caverns have been considered as an effective technique for oil storage,
commonly with water curtains for maintaining a desired and stable groundwater level and …