نتایج جستجو برای: swcc

تعداد نتایج: 108  

Journal: :Water 2022

A soil’s physical properties, mineral types, and pore structure significantly influence the shape properties of soil-water characteristic curve (SWCC). This study investigated effects types on SWCC pore-size distribution (PSD). Eight different soils from an alluvial deposit in Istanbul Adapazar?/Türkiye were used study. The test samples prepared by compaction at optimum water content (OWC) wet ...

Journal: :Designs 2022

The soil water retention curve (SWRC) or soil–water characteristic (SWCC) is a fundamental feature of unsaturated that simply shows the relationship between suction and content (in terms degree saturation volumetric gravimetric content). In this study, applications SWRC SWCC have been extensively reviewed, taking about 403 previously published research studies into consideration. This was achie...

Journal: :Heliyon 2023

Bentonite buffer materials are important components of engineered barrier systems for the disposal high-level radioactive waste produced during nuclear power generation. The design temperature material is < 100 °C, and increasing can reduce required area. This characteristic necessitates evaluation thermal–hydraulic–mechanical properties at temperatures above °C to increase its target temperatu...

Journal: :Acta Geotechnica 2021

Recently, incentives have been provided in many countries, including Canada and Denmark, to produce biochar for construction usage. This is done because carbon negative can help achieve the emission reduction goal of 2030. technical note aims analyse efficiency soils with varying grain size distributions enhancing soil–water characteristic curve (SWCC). The combinations content corresponding ma...

Journal: :Water 2023

The soil-water characteristic curve (SWCC) is an essential tool to determine hydraulic and mechanical properties of unsaturated soils. As inherent influencing factor, soil texture controls the characteristics SWCCs. Fractal theory can quantitatively describe physical soil. This study used particle size distribution data water content contained in UNSODA2.0 database explore fractal 12 types with...

ژورنال: محیط شناسی 2017

خاکهای رسی در محل‌های دفن زباله به صورت متراکم و به منظور کاهش آلودگی کاربرد دارند. با توجه به اینکه غالباً لاینرهای رسی متراکم غیراشباع می‌باشند، تخمین ویژگی‌های هیدرولیکی غیراشباع از جمله منحنی رطوبتی ضروری است. در این پژوهش، منحنی مشخصه رطوبتی(SWCC) خاک رسی در شرایط رطوبتی متفاوت (خشک، بهینه، مرطوب) و تراکم‌های متفاوت(کاهش، استاندارد، اصلاح شده) با استفاده از دستگاه صفحات فشاری به دست آمد. سپ...

Journal: :E3S web of conferences 2023

A wetting soil water characteristic curve (SWCC w ) is necessary for understanding and interpreting the re-distribution of infiltrated rainwater, percolation rate, contaminant transport. Direct determination SWCC tedious needs destructive sampling invasive sensor installation. This study demonstrates an indirect method determining based on infiltration measurements using a mini disc infiltromet...

Journal: :Journal of the mechanical behavior of materials 2023

Abstract Collapsible soils are almost found in unsaturated states and involved significant engineering problems. Geotechnical challenges of such represented by the hydro-mechanical behaviour during wetting–drying cycles due to humidity climate conditions. The main objective this paper is investigate soil–water characteristic curve (SWCC) collapsible soils. In study, three types were investigate...

Journal: :Water 2022

To explore the impact of artificial shelterbelt construction with saline irrigation on soil water characteristic curve (SWCC) shifting sandy in extreme arid desert areas, three treatments including under (US), bare land (BL) and (CK) hinterland Taklimakan Desert were selected. The age is 16, vegetation cover mainly Calligonum mongolicum. soils from different depths 0–30 cm taken keeping view ob...

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