Results 21 to 30 of about 153,413 (338)

On some problems of researches on soil-water retention curve

open access: yesYantu gongcheng xuebao, 2023
Three problems in the current researches on soil-water retention characteristics are analyzed and discussed, and the following main conclusions are drawn. The soil-water retention characteristics are one of the constitutive relations of unsaturated soils,
CHEN Zhenghan 1, MIAO Qiangqiang 2, GUO Nan 3, CHENG Xiang 1
doaj   +1 more source

MODELS OF SOIL WATER CHARACTERISTICS CURVES: A REVIEW

open access: yesFUDMA JOURNAL OF SCIENCES, 2022
Soil water characteristic curve (SWCC) is very important in the study of unsaturated soil because it represents a soil’s ability to store and release water as it is subjected to various soil suctions. This storage of moisture in soil is paramount in irrigation engineering, as it determines the irrigation scheduling in dryland.
B. S. Ojo, M. M. Maina
openaire   +1 more source

Hysteresis model for soil-water characteristic curve under dynamic conditions

open access: yesYantu gongcheng xuebao, 2021
The soil-water characteristic curve (SWCC) is essential to describe the behavior of unsaturated soils. The capillary hysteresis is an important effect that should be accounted in the equations for SWCC.
LIU Yan 1, 2, YU Jian-tao 1, 2
doaj   +1 more source

Soil water characteristic curve parameters of collapsible sand in Lambayeque, Peru [PDF]

open access: yesMATEC Web of Conferences, 2021
Several structures are built on collapsible soils in the mining and petroleum industries and on civil sites. In order to analyze the stability of such structures, one must properly study the unsaturated soil behavior.
Isidro Miguel, Trejo Pablo, López Marko
doaj   +1 more source

Typical soil-water characteristic curve.

open access: yes, 2023
Typical soil-water characteristic curve.
Yue Gu (422614)   +6 more
core   +1 more source

An objective framework for determination of the air-entry value from the Soil–Water characteristic curve

open access: yesResults in Engineering, 2021
The air-entry value (AEV) suction, marking the transition between saturated and unsaturated soil mechanics, is arguably the most important parameter interpreted from the soil – water characteristic curve (SWCC); its accurate determination being essential
A. Soltani   +3 more
semanticscholar   +1 more source

Soil-water characteristic curve of sandy clayey purple soil under different overburden pressures

open access: yesYantu gongcheng xuebao, 2021
The soil-water characteristic curve (SWCC) of sandy clayey purple soil in Chongqing of China is investigated under different overburden pressures (0, 40, 100, 200 kPa) using the stress-dependent SWCC pressure plate extractor by Geo-Experts Ltd ...
LI Da 1, WANG Shi-ji 1, LI Xian 1, CHEN Hong-kai 2, LIANG Guang-chuan 1, JIANG Wen-jun 1
doaj   +1 more source

Soil-water characteristic curve test data.

open access: yes, 2023
To study the soil-water characteristics and shear strength of unsaturated complete-intense weathering mudstone, the soil-water characteristic curve of complete-intense weathering mudstone and the matric suction of mudstone samples under natural state ...
Chao Sun (139686)   +4 more
core   +1 more source

Influence of pore structure characteristics on soil-water characteristic curves under different stress states

open access: yes工程科学学报, 2017
Since traditional instruments cannot apply stress in soil-water characteristic curve tests, we develop a suction controlled triaxial apparatus, by which soil-water characteristic curve tests are performed under different stress states.
CHEN Yu-long, HUANG Dong
doaj   +1 more source

Effects of soil additive on soil-water characteristic curve and soil shrinkage

open access: yesShui kexue jinzhan, 2016
To explore the effects of additives on water retention and soil shrinkage characteristics,the experimental soil was mixed with the three types of additives(wheat strew,wheat husk and plant dreg),respectively.
XING Xuguang, LIU Ye, MA Xiaoyi
doaj   +1 more source

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