Surface charge modifications modulate glucose oxidase pH-activity profiles for efficient gluconic acid production

Y Yan, X Liu, X Jiang, W Zhang, Y Wang… - Journal of Cleaner …, 2022 - Elsevier
Gluconic acid (GA) is used globally in many industries. This study aimed to improve the
activity and acid resistance of GoxM8, a thermostable glucose oxidase (Gox) that is obtained …

Experimental mass and heat transfer at a serpentine tube heat exchanger located at the wall of a square stirred tank reactor

WB Rasslan, MA Abdel-Kawi, SA Nosier… - Applied Thermal …, 2023 - Elsevier
Although the study of the heat transfer behavior of stirred tank heat exchangers such as
helical coils, vertical tube baffles, and cooling jackets has received much attention, no study …

Digital strategies to improve the product quality and production efficiency of fluorinated polymers: 2. Heat removal performance of reactor with internal and external …

XB Zhang, YN Zhou, H Chen, ZH Luo, L Zhou… - Reaction Chemistry & …, 2024 - pubs.rsc.org
This work aims to study the heat transfer performance of a sophisticated industrial
suspension polymerization reactor, which is distinguished by its complex blade structure …

Advances in design of internals: Applications in conventional and process intensification units

S Chen, J Verding, X Lang, Y Ouyang… - … and Processing-Process …, 2024 - Elsevier
Internals within reactors play an important role in the chemical industry, and numerous
studies focus on their investigation and development. This review discusses the application …

Mass transfer study of phenolic compound liquid-liquid extraction process from bio-oil of coffee shell pyrolysis product

DS Fardhyanti, S Kadarwati, W Fatriasari… - Materials Today …, 2023 - Elsevier
Coffee shells are one of the potential renewable materials used in the pyrolysis process to
produce bio-oil. However, the amount of phenolic compounds, which is roughly 36.74%, is …

Intensification of the rate of diffusion-controlled reactions involved in wastewater treatment by using a rotating array of vertical cylinders reactor

AM Yossry, ESZ El-Ashtoukhy, MH Abdel-Aziz… - Journal of …, 2022 - Elsevier
The mass transfer behavior of a circular rotating array of vertical cylinders was studied using
an electrochemical technique which involves measuring the limiting current of the cathodic …

Effect of cross-flow on heat and mass transfer rates at the outer surface of a spiral tube placed in a cylindrical container and possible application in heat exchanger …

EH Abdel-Gawad, IH Saleh, GH Sedahmed… - … Research and Design, 2024 - Elsevier
This research investigates the effect of cross-flow on heat and mass transfer rates at the
outer surface of a spiral tube placed in a cylindrical container and its potential application in …

Glycerolysis–interesterification in high-shear reactor using sodium silicate catalyst: effect of mixing rate on reaction kinetics

IP Wangi, Supriyanto, H Sulistyo, C Hidayat - … Kinetics, Mechanisms and …, 2023 - Springer
High-shear reactor (HSR) was used to improve glycerolysis-interesterification of immiscible
fluids (palm stearin-olein blend and glycerol) to synthesize products containing high …

CFD Simulation of a New Dynamic‐Static Stirred Model and Its Application in the Leaching Process of Chromite

B He, L Guo, R Liu, F Qiu… - International Journal of …, 2022 - Wiley Online Library
In the liquid phase oxidation leaching process of chromite salt, a new dynamic‐static
combined stirred mode is proposed. That is, a static cylindrical baffle is fixedly installed at a …

[PDF][PDF] Intensification of mass and heat transfer at the bottom of a stirred tank reactor by a horizontal tubular baffle

M El-Naggar, E Abdel-Gawad, M Abdel-Kawi… - Authorea …, 2022 - researchgate.net
In an attempt to obviate the costly and protracted separation of final products from powdered
catalyst particles in stirred slurry catalytic reactors, the electrochemical technique was used …