Experimental methods in chemical engineering: Computational fluid dynamics/finite volume method— <scp>CFD</scp> / <scp>FVM</scp>
نویسندگان
چکیده
Computational fluid dynamics (CFD) applies numerical methods to solve transport phenomena problems. These include, for example, problems related flow comprising the Navier–Stokes equations either compressible or incompressible fluids, together with turbulence models and continuity single multi-component (reacting inert) systems. The design space is first segmented into discrete volume elements (meshing). finite method, subject of this article, discretizes in time produce a set non-linear algebraic expressions that are assigned each element—cell. system solved iteratively algorithms like semi-implicit method pressure-linked (SIMPLE) pressure implicit splitting operators (PISO). CFD especially useful testing multiple because it often faster cheaper than experiments. downside based on require validation check their accuracy. According bibliometric analysis, broad research domains chemical engineering include: (1) CFD-DEM, (2) flow, heat transfer, turbulence, (3) mass transfer combustion, (4) ventilation environment, (5) optimization. Here, we review basic theoretical concepts illustrate how up problem open-source software OpenFOAM isomerize n-butane i-butane notched reactor under turbulent conditions. We simulated 1000, 4000, 16 000 cells. Richardson extrapolation, simulation underestimates adiabatic temperature rise by 7%
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ژورنال
عنوان ژورنال: Canadian Journal of Chemical Engineering
سال: 2022
ISSN: ['0008-4034', '1939-019X']
DOI: https://doi.org/10.1002/cjce.24571