The application of high-dimensional sparse grids in flash calculations: From theory to realisation
Sign Up to like & getrecommendations! Published in 2018 at "Fluid Phase Equilibria"
DOI: 10.1016/j.fluid.2018.02.013
Abstract: Abstract Flash calculations are a performance bottleneck of compositional flow simulations. Some work has demonstrated the feasibility of using sparse grid techniques to remove the bottleneck, but a complete realisation of the idea is still… read more here.
Keywords: sparse grid; flash calculations; realisation; sparse grids ... See more keywords
New unconstrained minimization methods for robust flash calculations at temperature, volume and moles specifications
Sign Up to like & getrecommendations! Published in 2018 at "Fluid Phase Equilibria"
DOI: 10.1016/j.fluid.2018.03.012
Abstract: Abstract In this paper, a new method for phase equilibrium calculations at constant temperature, volume and moles (VTN flash) is presented. The problem is formulated as an unconstrained minimization of the Helmholtz free energy with… read more here.
Keywords: volume moles; volume; minimization; flash calculations ... See more keywords
New pressure and density based methods for isothermal-isobaric flash calculations
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DOI: 10.1016/j.fluid.2021.112980
Abstract: Abstract Isobaric-isothermal flash calculations are at the heart of any process calculation. In this paper, we propose two new methods for flash calculations at a specified temperature and pressure. The governing equations derived can not… read more here.
Keywords: pressure density; flash calculations; density based;