Results 11 to 20 of about 27,201 (219)

Spheres, tears, and spears: Regulating the perimeter and circularity of millimeter-sized alginate hydrogel beads. [PDF]

open access: yesAIChE J
Abstract Generating hydrogel beads pertains to many engineering applications. We examined two alginate‐based fluids at three concentrations of alginate, cAG. We used the “Map of Misery” to determine which material property (viscosity, elasticity, and inertia) drives droplet formation. Next, we measured the perimeter and circularity of hydrogel beads as
Harris CG   +5 more
europepmc   +2 more sources

Aerodynamic Analysis of a Two-Bladed Vertical-Axis Wind Turbine Using a Coupled Unsteady RANS and Actuator Line Model

open access: yesEnergies, 2020
Close-packed contra-rotating vertical-axis turbines have potential advantages in wind and hydrokinetic power generation. This paper describes the development of a numerical model of a vertical axis turbine with a torque-controlled system using an ...
Ruiwen Zhao   +4 more
doaj   +1 more source

Study of hydrodynamics performance of a multi-venturi filtering system for BWR severe accident venting strategies [PDF]

open access: yesNuclear Technology and Radiation Protection, 2020
The aim of this project was to determine the capacity of a multi-venturi scrubber filtering system to cope with vented gas mass-flow rate coming from a BWR Mark II primary containment during a long-term station blackout.
Reyes-Garcia Alejandro Antonio   +4 more
doaj   +1 more source

Investigation gas behavior inside a gas centrifuge using dsmc code developed and dsmcFOAM solver [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2021
To model a gas behavior within a centrifuge machine, a powerful tool is required similarly. With high-speed cover, all the computational limitations for applying the influential derives such as feed, scoop, baffle effects, etc., formed flow regimes ...
S. Yousefi nasab   +4 more
doaj   +1 more source

Numerical investigation of the effect of nanoparticle sedimentation on the thermal behavior of cavities with different cross-sectional shapes [PDF]

open access: yesJournal of Particle Science and Technology, 2023
In this paper, the thermal behavior of nanofluids was numerically simulated during nanoparticle sedimentation. A new solver was developed in the open-source framework, i.e. openFoam, using the finite volume method by combining appropriate solvers.
Miralam Mahdi, Amir Noori, Atie Farrokh
doaj   +1 more source

Quantification of the influence of drugs on zebrafish larvae swimming kinematics and energetics [PDF]

open access: yes, 2020
The use of zebrafish larvae has aroused wide interest in the medical field for its potential role in the development of new therapies. The larvae grow extremely quickly and the embryos are nearly transparent which allows easy examination of its internal ...
Jiang, Hui-Rong   +13 more
core   +2 more sources

Influence of T shape baffles arrangement on flow hydraulic characteristics in fishways [PDF]

open access: yesJournal of Hydraulic Structures, 2022
Hydraulic structures constructed along the rivers cause disturbances in the natural process of aquatic life and the ecosystem of the region. In order to solve this problem, fishway structure is widely used to facilitate the communication path between ...
Dana Ghaderi   +2 more
doaj   +1 more source

Towards safer mining: the role of modelling software to find missing persons after a mine collapse [PDF]

open access: yes, 2018
Purpose. The purpose of the study is to apply science and technology to determine the most likely location of a container in which three miners were trapped after the Lily mine disaster.
Ashraf, H, Cawood, F
core   +1 more source

Numerical Wave Simulation Using Geometrical VOF Method Based on OpenFOAM

open access: yesShanghai Jiaotong Daxue xuebao, 2021
Numerical wave simulation is a significant research topic. In this paper, the open source computational fluid dynamics (CFD) platform, OpenFOAM, is utilized to simulate Stokes fifth-order waves.
TIAN Kang   +4 more
doaj   +1 more source

Noise Reduction of Open Cavities by Passive Flow Control Methods at Transonic Speeds using OpenFOAM

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2021
Flow over a cavity is one of the most intriguing problems in aeronautics. Although geometry is simple, the physics of cavity requires uttermost attention.
Oğuzhan DEMİR   +2 more
doaj  

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