Results 81 to 90 of about 1,567 (205)

Prediction of coefficient of permeability of unsaturated loess with different seepage durations

Yantu gongcheng xuebao, 2018
The coefficient of permeability of unsaturated loess is very important to seepage calculation and slope instability analysis of loess. Using the direct method to test the coefficient of permeability of unsaturated loess is time-consuming and more ...
CHEN Wen-wu 1, 2, LIU Wei 1, 2, WANG Juan 1, 2, SUN Guan-ping 1, 2, WU Wei-jiang 3, HOU Xiao-qiang 4
doaj   +1 more source

Suction tests on sliding soil in interface landslide based on filter paper method

Yantu gongcheng xuebao, 2018
Suction is a decisive factor to control the state of unsaturated soils. The filter paper method is an indirect method for measuring suction, which has the advantages of low cost, large measuring range and high precision.
CHEN Wen-wu 1, 2, LIU Peng 1, LIU Wei 1, LIN Gao-chao 1, XU He 1
doaj   +1 more source

A simplified model to estimate soil water characteristic curve from basic soil properties for expansive soils

Discover Applied Sciences
The Soil Water Characteristic Curve (SWCC) defines the relationship between soil water content and matric suction, serving as a fundamental tool in unsaturated soil mechanics.
Fissha Zelalem Admassie, Wondirad Worku Mekonen   +1 more
doaj   +1 more source

Experimental research on soil water characteristic curve of parallel specimens and its influence on mechanical behavior

Yantu gongcheng xuebao, 2018
The drying tests on eight triaxial specimens with the same remolding condition are carried out for soil water characteristic curve (SWCC). The differences of SWCC are compared.
YANG Gang 1, 2, YANG Qing 1, 2, LI Wu-gang 2
doaj   +1 more source

Soil-water characteristic curve considering temperature and void ratio under capillarity and adsorption

Yantu gongcheng xuebao
The soil-water characteristic curve (SWCC) is an important constitutive relationship of unsaturated soils. The temperature and void ratio obviously affect the SWCC of soils.
LIU Shuang 1 , LIU Hanlong 1, 2, 3, XIAO Yang 1, 2, 3
doaj   +1 more source

Prediction of SWCC for coarse soils considering pore size changes

, 2007
The soil water characteristic curve (SWCC) of a soil is often predicted from the pore size distribution (PSD) Of the soil. Experiments show that the PSD may change in the drying or wetting process.
Li, Xu, Zhang, Limin
core  

Characterization of Biopolymer using SWCC and Microfluidic Models: Implication on EOR

, 2015
The objective of this study is to investigate the characteristics of biopolymers and to examine their application for soil stabilization and oil production.
Jang, Jungyeon
core   +2 more sources

Ensemble learning of soil–water characteristic curve for unsaturated seepage using physics-informed neural networks

Soils and Foundations
The determination of the soil–water characteristic curve (SWCC) is crucial for hydro-mechanical modelling and analysis of soil slopes. Conventional inverse analysis often relies on a predetermined SWCC model for parameter estimation.
Hao-Qing Yang, Chao Shi, Lulu Zhang
doaj   +1 more source

A critical review of the methodologies employed for suction measurement for developing the SWCC

, 2008
Several methodologies have been developed and used by researchers for measuring either total suction ψ (sum of matric suction ψm and osmotic suction ψo), or only ψm.
SREEDEEP, S, SINGH, DN
core  

Study on the Effect of Soil Type and Salinity on Water–Soil Characteristic Curves of Saline Soils Based on the Vapor Balance Technique

Advances in Civil Engineering
The soil–water characteristic curve (SWCC) describes the relationship between water content and soil suction, which is an important tool for determining the engineering properties of unsaturated soil. By measuring SWCC through vapor equilibrium technique,
Tianyu Zhao, Lunji Li, Huyuan Zhang, Liang An, Wanming Liu, Yingchun Wang   +5 more
doaj   +1 more source