Do tapered tracheostomy cuffs improve translaryngeal gas flow when compared to barrel cuffed fenestrated tubes: A laboratory study
Sign Up to like & getrecommendations! Published in 2022 at "Laryngoscope Investigative Otolaryngology"
DOI: 10.1002/lio2.783
Abstract: The benefits of tracheostomy are well documented and include improved comfort and a reduction in sedative requirements that may facilitate more rapid ventilation weaning. A stable airway established with tracheostomy allows pulmonary toilet that may… read more here.
Keywords: gas; tapered tracheostomy; gas flow; cuffed ... See more keywords
Full-field analysis of gas flow within open-cell foams: comparison of micro-computed tomography-based CFD simulations with experimental magnetic resonance flow mapping data
Sign Up to like & getrecommendations! Published in 2020 at "Experiments in Fluids"
DOI: 10.1007/s00348-020-02960-4
Abstract: Abstract Pattern of fluid flow through open-cell foams is important because of its influence on the performance of processes such as filtration, adsorption and heterogeneous catalysis that make use of such foams. So far, however,… read more here.
Keywords: gas flow; flow; cell foams; cfd simulations ... See more keywords
A thermal-calorimetric gas flow meter with improved isolating feature
Sign Up to like & getrecommendations! Published in 2017 at "Microsystem Technologies"
DOI: 10.1007/s00542-016-2915-2
Abstract: This paper presents design and characterization of a novel thermal-calorimetric flow-meter using suspended-cantilever-structure. There is an air gap between the heater and each individual thermistor providing a good thermal isolation. Due to the suspended-structure which… read more here.
Keywords: flow meter; gas flow; calorimetric gas; meter ... See more keywords
Numerical Modeling of Gas Flow in Coal Using a Modified Dual-Porosity Model: A Multi-Mechanistic Approach and Finite Difference Method
Sign Up to like & getrecommendations! Published in 2018 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-018-1486-1
Abstract: Numerical simulation, a cost-effective technique used to describe and predict gas flow behavior in coal, can provide a reliable means of evaluating gas well performance, solving complex engineering problems, and determining how variations in reservoir… read more here.
Keywords: gas flow; gas; model; rate ... See more keywords
A Three-Dimensional Hydro-mechanical Model for Simulation of Dilatancy Controlled Gas Flow in Anisotropic Claystone
Sign Up to like & getrecommendations! Published in 2020 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-020-02152-w
Abstract: Dilatancy controlled gas flow is characterized by a series of gas pressure-induced dilatant pathways in which the pathway aperture is a function of the effective stress within the solid matrix. In this paper, a three-dimensional… read more here.
Keywords: gas flow; gas; dilatancy controlled; model ... See more keywords
Experimental study of gas flow characteristics in micro-/nano-pores in tight and shale reservoirs using microtubes under high pressure and low pressure gradients
Sign Up to like & getrecommendations! Published in 2018 at "Microfluidics and Nanofluidics"
DOI: 10.1007/s10404-018-2175-9
Abstract: Due to abundant micro-/nanoscale pores and throats, gas flow behavior in tight/shale reservoirs always showed strongly nonlinearity which deviated from the conventional Darcy’s law. As micro-/nanoscale flow experiment was a direct approach to investigate flow… read more here.
Keywords: pressure; gas flow; outlet; flow ... See more keywords
Gas flow within Martian soil: experiments on granular Knudsen compressors
Sign Up to like & getrecommendations! Published in 2017 at "Astrophysics and Space Science"
DOI: 10.1007/s10509-017-3154-4
Abstract: Thermal creep efficiently transports gas through Martian soil. To quantify the Martian soil pump we carried out laboratory analog experiments with illuminated granular media at low ambient pressure. We used samples of 1 μm to 5 μm… read more here.
Keywords: gas flow; flow within; martian soil; soil ... See more keywords
Different Average Size Evolution of Gaseous Water Cluster in an Expanding Gas Flow
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Cluster Science"
DOI: 10.1007/s10876-020-01887-4
Abstract: Formation of pure gaseous water cluster in the supersonic gas flow from a conical nozzle was investigated by simulation. The simulation results show that average size of water cluster indicates a different size evolution along… read more here.
Keywords: size; cluster; water cluster; gas flow ... See more keywords
Dynamic Instability of Shallow Shells Interacting with a Three-Dimensional Potential Gas Flow
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Mathematical Sciences"
DOI: 10.1007/s10958-021-05442-y
Abstract: To study the interaction of a vibrating shallow shell with a three-dimensional subsonic gas flow, we deduce a system of hypersingular integral equations for the aerodynamic derivatives of the pressure drop. This system of equations… read more here.
Keywords: shallow; shallow shells; gas flow; three dimensional ... See more keywords
Pore-scale modeling of rarefied gas flow in fractal micro-porous media, using lattice Boltzmann method (LBM)
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-018-7401-x
Abstract: Due to the widespread use of rarefied gas flow in micro-porous media in industrial and engineering problems, a pore-scale modeling of rarefied gas flow through two micro-porous media with fractal geometries is presented, using lattice… read more here.
Keywords: gas flow; rarefied gas; micro porous; porous media ... See more keywords
Changes of the Physical Properties of Sputtered InGaN Thin Films Under Small Nitrogen Gas Flow Variations
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-019-07042-8
Abstract: In this research work, InGaN triple compound was grown under low nitrogen gas flows by using the sputtering technique. The structural, optical and morphological characteristics of the InGaN compound have been studied in detail. X-ray… read more here.
Keywords: gas flow; microscopy; gas; nitrogen gas ... See more keywords