Zobrazeno 1 - 10
of 1 107
pro vyhledávání: '"hydraulic gradient"'
Autor:
Hui Cheng, Fugang Wang, Shengwei Li, Xiaotong Guan, Guohua Yang, Zhongle Cheng, Ceting Yu, Yilong Yuan, Guanhong Feng
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 8, Pp 3299-3310 (2024)
Water seepage in soil is a fundamental problem involving various scientific and engineering fields. According to the literature, low-velocity water seepage in low-permeability porous media, such as clay, does not follow Darcy's law, also known as pre
Externí odkaz:
https://doaj.org/article/d8b4b83b0ccf4fe2a34899b59c37d4ca
Publikováno v:
대한환경공학회지, Vol 46, Iss 6, Pp 300-309 (2024)
Objectives The purpose of this study was to improve the previously developed Eulerian path-based water pipe network operation program. Methods Dynamic programming, integer programming, genetic algorithms, and harmonic search methods were reviewed to
Externí odkaz:
https://doaj.org/article/16a353d55ca34950a81612ff297de99c
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract This study presents a case of weakly consolidated strata developed in Dananhu No.7 coal mine. Using a combination of numerical simulation, field measurement comparison, and the critical hydraulic gradient criterion, we investigate the overbu
Externí odkaz:
https://doaj.org/article/2d49061924824c44af0c280e777315c5
Publikováno v:
علوم آب و خاک, Vol 27, Iss 4, Pp 113-129 (2023)
The present research explores the experimental and numerical investigation of homogeneous earth dams in rapid drawdown conditions. The numerical model was evaluated and calibrated due to the saturation status using the experimental model. The calcula
Externí odkaz:
https://doaj.org/article/ed28364891674978aafcccb3476ff4c9
Publikováno v:
Applied Sciences, Vol 14, Iss 15, p 6702 (2024)
In this paper, the research progress made in the methods used for assessing the internal stability of landslide dam soils was reviewed. Influence factors such as the gradation of soil and the stress state in the soil in different analysis methods wer
Externí odkaz:
https://doaj.org/article/df96dc6dbedf4a879f0a3c95aa3a6f85
Autor:
Wanghua SUI
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 7, Pp 36-43 (2023)
The types of seepage instability of water retention bulkhead are divided according to the analysis of typical cases of leakage instability of water retention bulkhead in mines in China. The seepage instability criterion of water retention bulkhead is
Externí odkaz:
https://doaj.org/article/b3d22bab3bc24b688719c7798e038441
Publikováno v:
Water Supply, Vol 22, Iss 10, Pp 7807-7820 (2022)
Dams are important structures for the development and utilization of water resources, and dam stability is significantly affected by the filter layer. In this paper, eight groups of combination seepage tests of impermeable materials and filter were c
Externí odkaz:
https://doaj.org/article/001d0e8cbf9e433dbd2fff9bb36b6613
Publikováno v:
Advanced Modeling and Simulation in Engineering Sciences, Vol 10, Iss 1, Pp 1-27 (2023)
Abstract This study develops a new numerical simulation model for rubble mound failure prediction caused by piping destruction under seepage flows. The piping has been pointed out as a significant cause of breakwater failure during tsunamis. Once boi
Externí odkaz:
https://doaj.org/article/f01929916e01478caf6f8cf9056ce87e
Publikováno v:
Water Science and Engineering, Vol 15, Iss 3, Pp 257-264 (2022)
Seepage through embankment fill materials is crucial issue in the construction of embankments for irrigation and drainage projects. Proper ground improvement methods should be used to improve the strength and stability characteristics of soil used as
Externí odkaz:
https://doaj.org/article/4aa7023c826c4411acd662144d54c9e2
Autor:
Petrula Lubomír, Říha Jaromír
Publikováno v:
Journal of Hydrology and Hydromechanics, Vol 70, Iss 3, Pp 376-384 (2022)
Backward erosion piping is driven by seepage forces acting on the soil grains at the downstream end of the seepage path. A new device for the laboratory testing of backward erosion progression was developed and tested. The device consists of a plexig
Externí odkaz:
https://doaj.org/article/e9a53fe8e6df41748b85362e8fd76366