The droplet size distribution in a turbulent flow field is considered and modeled by means of a population balance system. This paper studies different numerical methods for the 4D population balance equation and their impact on an output of interest, the time-space-averaged droplet size distribution at the outlet, which is known from experiments. These methods include different interpolations of the experimental data at the inlet, various discretizations in time and space, and different schemes for computing the coalescence integrals. It will be shown that noticeable changes in the output of interest might occur. In addition, the computational efficiency of the studied methods is discussed.
机构:
Otto-von-Guericke-Universität Magdeburg, Institut für Analysis und Numerik, 39016 MagdeburgOtto-von-Guericke-Universität Magdeburg, Institut für Analysis und Numerik, 39016 Magdeburg
John, Volker
Matthies, Gunar
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机构:
Ruhr-Universität Bochum, Fakultät für Mathematik, 44780 BochumOtto-von-Guericke-Universität Magdeburg, Institut für Analysis und Numerik, 39016 Magdeburg
机构:
Otto-von-Guericke-Universität Magdeburg, Institut für Analysis und Numerik, 39016 MagdeburgOtto-von-Guericke-Universität Magdeburg, Institut für Analysis und Numerik, 39016 Magdeburg
John, Volker
Matthies, Gunar
论文数: 0引用数: 0
h-index: 0
机构:
Ruhr-Universität Bochum, Fakultät für Mathematik, 44780 BochumOtto-von-Guericke-Universität Magdeburg, Institut für Analysis und Numerik, 39016 Magdeburg