Sonoprocessing: from concepts to large-scale reactors

D Meroni, R Djellabi, M Ashokkumar… - Chemical …, 2021 - ACS Publications
Intensification of ultrasonic processes for diversified applications, including environmental
remediation, extractions, food processes, and synthesis of materials, has received attention …

Numerical prediction of cavitation erosion risk in an axisymmetric nozzle using a multi-scale approach

Z Wang, H Cheng, B Ji - Physics of Fluids, 2022 - pubs.aip.org
In the present study, a two-way coupling Eulerian–Lagrangian approach is developed to
assess the cavitation erosion risk in an axisymmetric nozzle. Macroscopic cavitation …

Cavitation dynamics and flow aggressiveness in ultrasonic cavitation erosion

J Du, F Chen - International Journal of Mechanical Sciences, 2021 - Elsevier
The mechanisms of cavitation erosion have been the subject of numerous studies, but the
cavitation dynamics and flow aggressiveness thereby produced are less known. We develop …

[HTML][HTML] Investigation of ultrasound-assisted starch acetylation by single-and dual-frequency ultrasound based on rheology modelling, non-isothermal reaction kinetics …

E Abedi, R Roohi, SMB Hashemi, S Kaveh - Ultrasonics Sonochemistry, 2024 - Elsevier
To achieve wheat starch acetylation (AC) with a high degree of substitution (DS), the
acetylation process was carried out using various ultrasonication frequencies, including 25 …

[HTML][HTML] Study on ultrasound-assisted oxidative desulfurization for crude oil

Y Lin, L Feng, X Li, Y Chen, G Yin, W Zhou - Ultrasonics Sonochemistry, 2020 - Elsevier
The existence of sulfur compounds in crude oil will bring many problems such as corrosion,
catalyst poisoning and pollution to the petroleum processing process. Therefore, how to …

[HTML][HTML] Study of the Dynamics of a Single Bubble

A Pavlenko, H Koshlak - Energies, 2024 - mdpi.com
The behaviour of bubbles in cavitation and boiling processes is determined by the
thermodynamic parameters of the two-phase medium and the intensity of heat and mass …

[HTML][HTML] Cavitation erosion risk assessment for a marine propeller behind a Ro–Ro container vessel

T Melissaris, S Schenke, TJC Van Terwisga - Physics of Fluids, 2023 - pubs.aip.org
A novel cavitation erosion risk model, developed by Schenke et al.[“On the relevance of
kinematics for cavitation implosion loads,” Phys. Fluids 31, 052102 (2019)], is applied to …

[HTML][HTML] Ultrasound-assisted starch hydrolyzing by alpha-amylase: Implementation of computational fluid dynamics, acoustic field determination, and rheology …

R Roohi, E Abedi, SMB Hashemi - Ultrasonics Sonochemistry, 2024 - Elsevier
The study aimed to optimize the ultrasonic-assisted modification (UAM) of corn and potato
starch by assessing the influence of ultrasound geometry, power, and frequency on the fluid …

[HTML][HTML] Bubble dynamics and cavitation intensity in milli-scale channels under an ultrasonic horn

KL Tan, SH Yeo - Ultrasonics Sonochemistry, 2019 - Elsevier
Under a vibrating ultrasonic horn device, intense cavitation occurs but is restricted to a small
volume due to strong attenuation effects. In this study, milli-scale channels were introduced …

A systematic study into the cavitation erosion test for marine propeller materials by cavitating jet technique

O Usta, ÇS Köksal, E Korkut - Ocean Engineering, 2023 - Elsevier
This paper presents an experimental investigation of cavitation erosion on widely used
marine propeller materials by the cavitating jet technique as an alternative to cavitation …