Characterizing the fluid dynamics in the flow fields of cylindrical orbitally shaken bioreactors with different geometry sizes
Sign Up to like & getrecommendations! Published in 2018 at "Engineering in Life Sciences"
DOI: 10.1002/elsc.201700170
Abstract: Orbitally shaken bioreactors (OSRs) are commonly used for the cultivation of mammalian cells in suspension. To aid the geometry designing and optimizing of OSRs, we conducted a three‐dimensional computational fluid dynamics (CFD) simulation to characterize… read more here.
Keywords: fluid dynamics; flow fields; geometry; shaken bioreactors ... See more keywords
Topology optimization for the design of flow fields in a redox flow battery
Sign Up to like & getrecommendations! Published in 2018 at "Structural and Multidisciplinary Optimization"
DOI: 10.1007/s00158-017-1763-8
Abstract: This paper presents topology optimization for the design of flow fields in vanadium redox flow batteries (VRFBs), which are large-scale storage systems for renewable energy resources such as solar and wind power. It is widely… read more here.
Keywords: flow fields; topology; topology optimization; design flow ... See more keywords
UAV-based remote sensing surveys of lava flow fields: a case study from Etna’s 1974 channel-fed lava flows
Sign Up to like & getrecommendations! Published in 2018 at "Bulletin of Volcanology"
DOI: 10.1007/s00445-018-1192-6
Abstract: During an eruption, time scales of topographic change are fast and involve vertical and planimetric evolution of millimeters to meters as the event progresses. Repeat production of high spatial resolution terrain models of lava flow… read more here.
Keywords: channel; spatial resolution; flow fields; lava flow ... See more keywords
Shear Rate Determination from Pore-Scale Flow Fields
Sign Up to like & getrecommendations! Published in 2017 at "Transport in Porous Media"
DOI: 10.1007/s11242-017-0830-3
Abstract: Aqueous solutions with polymer additives often used to improve the macroscopic sweep efficiency in oil recovery typically exhibit non-Newtonian rheology. In order to predict the Darcy-scale effective viscosity $$\mu _{\mathrm{eff}} $$μeff required for practical applications… read more here.
Keywords: flow fields; rheology; linear relationship; rate ... See more keywords
Group theoretical analysis for MHD flow fields: a numerical result
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-1662-6
Abstract: The physical phenomena having inhomogeneity subject to both the Newtonian and non-Newtonian fluid models yield the complex structured mathematical equations. It is well known that the exact solution in this direction is impossible. Therefore, the… read more here.
Keywords: theoretical analysis; flow fields; group theoretical; group ... See more keywords
A preliminary numerical study on the time-varying fall attitudes and aerodynamics of freely falling conical graupel particles
Sign Up to like & getrecommendations! Published in 2017 at "Atmospheric Research"
DOI: 10.1016/j.atmosres.2016.08.017
Abstract: Abstract The flow fields and dynamic motions of conical graupel of diameters 0.5–5 mm falling in air of 800 h Pa and − 8 °C are studied by solving the transient Navier-Stokes equations numerically for flow past the conical graupel… read more here.
Keywords: graupel; conical graupel; flow fields; preliminary numerical ... See more keywords
Vibrational turbine piezoelectric nanogenerators for energy harvesting in multiphase flow fields
Sign Up to like & getrecommendations! Published in 2021 at "Energy Reports"
DOI: 10.1016/j.egyr.2021.09.085
Abstract: Abstract This study reports the vibrational turbine piezoelectric nanogenerators (VT-PENG) that use magnetic coupling to trigger a set of silicon rubber strips embedded with piezoelectric films for energy harvesting in amphibious environments. The piezo-rubber strips… read more here.
Keywords: energy; turbine piezoelectric; flow fields; energy harvesting ... See more keywords
A novel three-dimensional flow field design and experimental research for proton exchange membrane fuel cells
Sign Up to like & getrecommendations! Published in 2020 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2019.112335
Abstract: Abstract As an indispensable part of proton exchange membrane fuel cells (PEMFCs), flow field plays a vital role in cell performance especially at high current density. Plenty of works have been done on flow fields,… read more here.
Keywords: proton exchange; exchange membrane; flow fields; flow field ... See more keywords
A two-dimensional model for the design of flow fields in vanadium redox flow batteries
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2019.02.008
Abstract: Abstract In this work, we report a two-dimensional mathematical model for the design of flow fields in vanadium redox flow batteries (VRFBs). The model is validated by calculating the pressure drop, distribution uniformity of vanadium… read more here.
Keywords: design flow; flow fields; model; design ... See more keywords
Effect of pressure difference between adjacent channels in an adjustable flow field in PEM fuel cells
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2016.10.164
Abstract: Abstract Some of the most commonly used flow fields in proton exchange membrane (PEM) fuel cells have serpentine channels, parallel channels or interdigitated channels, and each type has its advantages and disadvantages. Hybrid flow-fields may… read more here.
Keywords: field; flow field; pressure difference; flow fields ... See more keywords
Investigation on cold start of polymer electrolyte membrane fuel cells with different cathode serpentine flow fields
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.01.266
Abstract: Abstract The flow velocity and pressure distribution of the three cathode flow fields are simulated in this study. Larger pressure drop and more rapid flow rate reduce residual water, resulting in minimal ice formation during… read more here.
Keywords: flow fields; cold start; serpentine flow; cathode ... See more keywords