Enhanced treatment of azo dyes in wastewater using heat-activated persulfate with micro-nano bubble aeration

Y Yang, X Yao, S Wu, X Wang, L Feng, X Feng… - … Research and Design, 2023 - Elsevier
Azo dyes-containing wastewater can lead to environmental issues and pose threats to
public health. The efficient degradation of azo dyes with novel and potent techniques …

Turning waste into Wealth: Collaborative enhancement of sucralose degradation and ilmenite aeration purification

L Zhou, Q Zhao, G Lv, Z Dou, T Zhang - Chemical Engineering Journal, 2024 - Elsevier
Integrating sucralose degradation with the aeration purification of reduced ilmenite presents
an untapped opportunity for enhancing aeration efficiency and promoting wastewater …

CFD modeling of H2S removal from liquid sulfur in a pilot-scale gas-liquid contactor

Q Nie, M Wang, G Xie, Z Tan, H Yu - Process Safety and Environmental …, 2024 - Elsevier
Removal of hydrogen sulfide (H 2 S) from liquid sulfur is essential to product quality and safe
operation in sulfur processing recovery. This paper presents computational fluid dynamics …

Analysis of Scale-Up and Characterization of the Volumetric Mass Transfer Coefficient for Gas Dispersion in Yield-Pseudoplastic Fluids Using a Coaxial Mixer

PL Barros, F Ein-Mozaffari, A Lohi - Industrial & Engineering …, 2024 - ACS Publications
Aerated mixing operations rely on the efficient distribution of the gas phase throughout the
liquid, which is particularly important for many industrial processes. In this regard, coaxial …

Bubble Diameter, Mass Transfer, and Bioreaction of Dynamic Membrane-Stirred Reactors

J Gan, H Liu, Y Wei, J Chen, X Li, Z Jiang… - Industrial & …, 2024 - ACS Publications
The gas–liquid mass transfer of reactors is the focus of intensifying biochemical engineering.
Hence, this paper develops a dynamic membrane-stirred reactor to increase the gas–liquid …

[HTML][HTML] CFD simulations of the transition between non-aerated and aerated conditions in uncovered unbaffled stirred tanks

L Schembri, G Caputo, M Ciofalo, F Grisafi… - Chemical Engineering …, 2024 - Elsevier
The transition between non-aerated and aerated regimes in uncovered unbaffled stirred
tanks (UUSTs) was investigated using computational fluid dynamics (CFD). The Volume of …

Spatial characteristics study of hydrodynamics and bubble dynamics in baffled stirred tank based on CLSVOF method

K Lai, S Yang, J Hu, H Wang - Chemical Engineering Science, 2024 - Elsevier
The limited understanding of intricate mesoscale bubble structures in stirred tank reactors
under forced convection poses significant challenges to the design and optimization of …

Influence of rheological parameters on the performance of the aerated coaxial mixer containing a pseudoplastic fluid

A Rahimzadeh, F Ein-Mozaffari, A Lohi - Physics of Fluids, 2024 - pubs.aip.org
Gas dispersion in non-Newtonian fluids has numerous applications in many chemical and
biochemical applications. However, the effect of the power-law model constants describing …

[HTML][HTML] Fluid dynamics and power consumptions in a single use stirred tank adopted in the pharmaceutical industry

F Alberini, A Albano, P Singh, C Christodoulou… - … Research and Design, 2024 - Elsevier
Single use bioreactors (SUB) are recurrently adopted within the pharmaceutical industry
since they offer several advantages with respect to traditional bioreactors. Generally, they …

Deformation and time scales of drop dynamics in turbulent field and the effect of physical properties

MS Hamed, BO Hasan, HT Znad - Brazilian Journal of Chemical …, 2024 - Springer
The deformation scale prior to breakage and time behavior, including the maximum
deformation time and the time of the total breakage cascade of two different oil drops in the …