An artificial neural network-based machine learning approach to correct coarse-mesh-induced error in computational fluid dynamics modeling of cell culture bioreactor

FJ Cantarero-Rivera, R Yang, H Li, H Qi… - Food and Bioproducts …, 2024 - Elsevier
Abstract Computational Fluid Dynamics (CFD) is a valuable tool for studying fluid
environments within cell culture bioreactors and optimizing processing parameters, but it …

CFD modelling of a wave-mixed bioreactor with complex geometry and two degrees of freedom motion

S Seidel, RW Maschke, M Kraume, R Eibl… - Frontiers in Chemical …, 2022 - frontiersin.org
Optimizing bioprocesses requires an in-depth understanding, from a bioengineering
perspective, of the cultivation systems used. A bioengineering characterization is typically …

Advances in modeling analysis for multi-parameter bioreactor process control

X Lin, K Li, C Wu, C Zhang, G Zhang, X Huo - … and Bioprocess Engineering, 2025 - Springer
The multi-parameter intricate process control of bioreactor systems poses an urgent
challenge to cell culture. It is feasible to simulate and analyze the implications of each …

Predicting the hydrodynamic properties of a bioreactor: Conditional density estimation as a surrogate model for CFD simulations

U Kaya, S Gopireddy, N Urbanetz, I Nopens… - … Research and Design, 2022 - Elsevier
The rising quantity and quality demands in biopharmaceutical manufacturing require a deep
understanding of the underlying bioprocesses. For this purpose, computational fluid …

Scaling‐up of an Insect Cell‐based Virus Production Process in a Novel Single‐use Bioreactor with Flexible Agitation

SC Kaiser, PN Decaria, S Seidel… - Chemie Ingenieur …, 2022 - Wiley Online Library
A novel single‐use bioreactor was recently introduced to the market that is agitated by
impellers suspended on flexible ropes rather than a rigid shaft. Computational fluid …

Numerical and Experimental Investigation of the Hydrodynamics in the Single-Use Bioreactor Mobius® CellReady 3 L

D Kreitmayer, SR Gopireddy, T Matsuura, Y Aki… - Bioengineering, 2022 - mdpi.com
Two-way Euler-Lagrange simulations are performed to characterize the hydrodynamics in
the single-use bioreactor Mobius® CellReady 3 L. The hydrodynamics in stirred tank …

CFD-Based and Experimental Hydrodynamic Characterization of the Single-Use Bioreactor XcellerexTM XDR-10

D Kreitmayer, SR Gopireddy, T Matsuura, Y Aki… - Bioengineering, 2022 - mdpi.com
Understanding the hydrodynamic conditions in bioreactors is of utmost importance for the
selection of operating conditions during cell culture process development. In the present …

Towards a robust CFD modelling approach for reliable hydrodynamics and mass transfer predictions in aerobic stirred fermenters

F Maluta, A Paglianti, G Montante - Biochemical Engineering Journal, 2022 - Elsevier
A strategy based on the Reynolds averaged two-fluid model is proved to be effective for the
simulation of a turbulent gas-liquid stirred tank in the whole range of possible flow regimes …

Scale‐up analysis of geometrically dissimilar single‐use bioreactors

D Kreitmayer, SR Gopireddy, Y Aki… - Biotechnology and …, 2023 - Wiley Online Library
Cell culture scale‐up is a challenging task due to the simultaneous change of multiple
hydrodynamic process characteristics and their different dependencies on the bioreactor …

Hydrodynamics Analysis of Mixing Process in Fermenter

N Novia, J Hardian, RS Osman… - … Research in Fluid …, 2023 - semarakilmu.com.my
The perfect mixing process ensures the ideal substrate conditions for microorganisms to live
to produce ethanol in the fermenter. The critical factors that affect the mixing process are the …