A partially saturated adaptive learning controller for overhead cranes with payload hoisting/lowering and unknown parameters
Sign Up to like & getrecommendations! Published in 2017 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-017-3551-9
Abstract: For underactuated overhead cranes with payload hoisting/lowering, a partially saturated adaptive controller subject to unknown or uncertain system parameters is presented in this paper. To decrease the convergence time in the case of the overhead… read more here.
Keywords: cranes payload; overhead cranes; payload hoisting; controller ... See more keywords
NMR Measurements of Tortuosity in Partially Saturated Porous Media
Sign Up to like & getrecommendations! Published in 2018 at "Transport in Porous Media"
DOI: 10.1007/s11242-018-1118-y
Abstract: Abstract The tortuosity (τ), defined in the present context as the ratio of the free diffusion coefficient to the restricted diffusion coefficient of a contained fluid, is an important but difficult to measure characteristic of… read more here.
Keywords: methodology; tortuosity; partially saturated; porous media ... See more keywords
Morphological transitions for pore water and pore air during drying and wetting processes in partially saturated sand
Sign Up to like & getrecommendations! Published in 2020 at "Acta Geotechnica"
DOI: 10.1007/s11440-020-00939-3
Abstract: Water retention characteristics are important for modeling the mechanical and hydraulic behavior of partially saturated sand. It is well known that the soil water characteristic curve shows hysteresis during drying and wetting processes. For a… read more here.
Keywords: phase; pore air; water; partially saturated ... See more keywords
Microscopic characteristics of partially saturated dense sand and their link to macroscopic responses under triaxial compression conditions
Sign Up to like & getrecommendations! Published in 2020 at "Acta Geotechnica"
DOI: 10.1007/s11440-020-01049-w
Abstract: This paper presents a set of triaxial compression tests on partially saturated dense sands to clarify the microscopic characteristics and their link to the macroscopic responses. Constant suction tests (CS tests) and constant water content… read more here.
Keywords: sand; macroscopic responses; water; test ... See more keywords
Pollutant removals employing unsaturated and partially saturated vertical flow wetlands: A comparative study
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2017.05.072
Abstract: Abstract This paper provides a comparative evaluation between unsaturated and partially saturated vertical flow (VF) wetlands, that were employed to investigate nitrogen, organics, sulfate and coliform removals from municipal wastewater. The wetlands included organic straw… read more here.
Keywords: saturated vertical; vertical flow; flow wetlands; unsaturated partially ... See more keywords
Experimental study and modeling of the behavior of partially saturated asphalt concrete under freezing condition
Sign Up to like & getrecommendations! Published in 2018 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.12.070
Abstract: Abstract In relation to the sudden and generalized occurrence of potholes observed on pavements subsequently to rainfalls and freezing temperatures, this paper is focused on studying the behavior of partially-water-saturated asphalt concrete (AC) under freezing… read more here.
Keywords: concrete freezing; saturated asphalt; condition; behavior partially ... See more keywords
A meshless singular boundary method for elastic wave propagation in 2D partially saturated poroelastic media
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Analysis With Boundary Elements"
DOI: 10.1016/j.enganabound.2019.12.019
Abstract: Abstract This paper presents a boundary meshless method, singular boundary method (SBM), in conjunction with the exponential window method (EWM) to simulate the dynamic response of the 2D partially saturated poroelastic media. The problem is… read more here.
Keywords: saturated poroelastic; poroelastic media; boundary method; singular boundary ... See more keywords
A method for measuring relative in-plane diffusivity of thin and partially saturated porous media: An application to fuel cell gas diffusion layers
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2017.02.096
Abstract: A new experimental technique, extended from similar work on dry materials, is presented for measuring the in-plane components of the relative diffusivity tensor for partially saturated porous media. The method utilizes a custom-built holder and… read more here.
Keywords: saturated porous; diffusion; diffusivity; gas ... See more keywords
Inhomogeneous wave propagation in partially saturated soils
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DOI: 10.1016/j.wavemoti.2019.102470
Abstract: Abstract In the present study, inhomogeneous plane harmonic waves propagation in dissipative partially saturated soils are investigated. The analytical model for the dissipative partially saturated soils is solved in terms of Christoffel equations. These Christoffel… read more here.
Keywords: inhomogeneous wave; saturated soils; wave propagation; christoffel equations ... See more keywords
Effect of phosphate, sulfate, arsenate and pyrite on surface transformations and chemical retention of gold nanoparticles (Au-NPs) in partially saturated soil columns.
Sign Up to like & getrecommendations! Published in 2019 at "Environmental science & technology"
DOI: 10.1021/acs.est.9b03241
Abstract: The understanding of engineered nanoparticle (ENP) fate and transport in soil-water environments is important for the evaluation of potential risks of ENPs to the ecosystem and human health. The effects of pyrite grains and three… read more here.
Keywords: gold nanoparticles; arsenate; effect; partially saturated ... See more keywords
Dynamic permeability functions for partially saturated porous media
Sign Up to like & getrecommendations! Published in 2020 at "Geophysical Journal International"
DOI: 10.1093/gji/ggaa068
Abstract: HAL is a multi-disciplinary open access archive for the deposit and dissemination of scientific research documents, whether they are published or not. The documents may come from teaching and research institutions in France or abroad,… read more here.
Keywords: saturated porous; functions partially; dynamic permeability; partially saturated ... See more keywords