Modeling reactive film flows down a heated fiber

S Chattopadhyay, H Ji - Chemical Engineering Science, 2024 - Elsevier
We study the dynamics of an ultra-thin reactive liquid film flowing down a heated vertical
fiber under the influence of gravity. A key focus is on the impact of the van der Waals …

Effect of structural parameters of corrugated plate on the evolution of solitary waves and liquid film thickness distribution

J Zeng, Y Wang, T Li, Z Pan, Z Dai, G Yu - Chemical Engineering Science, 2023 - Elsevier
The effect of wall distortion of the scrubbing-cooling tube on turbulent falling film is
significant. The wall distortion was simplified by using corrugated plates; the effect of …

Evolution of turbulent liquid films on the corrugated plate—rivulets and slender water columns necking rupture

J Zeng, Y Wang, T Li, Z Wei, G Yu, F Wang, Z Wang… - Physics of …, 2023 - pubs.aip.org
The evolution of turbulent liquid film on the corrugated plate is experimentally studied with
the help of ultrasonic Doppler velocimetry and a high-speed camera, revealing the formation …

Thickness distribution and fluctuation characteristics of liquid falling film under turbulent conditions

J Zeng, Y Wang, Z Wei, L Wang, T Li, G Yu - Chemical Engineering Science, 2022 - Elsevier
The thickness distribution and fluctuation characteristics of turbulent falling film on vertical
flat and corrugated plates were investigated by ultrasonic Doppler velocimetry and a high …

Thermally-driven coalescence in thin liquid film flowing down a fibre

H Ji, C Falcon, E Sedighi, A Sadeghpour… - Journal of Fluid …, 2021 - cambridge.org
This paper presents a study on the dynamics of a thin liquid film flowing down a vertical
cylindrical fibre under a streamwise thermal gradient. Previous works on isothermal flows …

Coating flows down a vertical fibre: towards the full Navier–Stokes problem

R Liu, Z Ding - Journal of Fluid Mechanics, 2021 - cambridge.org
We revisit the dynamics of a thick liquid film flowing down a vertical fibre. Instead of deriving
a long-wave model, we directly solve the Navier–Stokes equations using a domain map** …

Flow characteristics of the vertical turbulent falling film at high Reynolds numbers

Z Wei, Y Wang, Z Wu, X Peng, G Yu… - Industrial & Engineering …, 2020 - ACS Publications
The experimental study on flow characteristics of the turbulent falling film flowing along a
vertical Perspex plate was carried out using ultrasonic Doppler velocimetry (UDV, a non …

Marangoni instability of self-rewetting films modulated by chemical reactions flowing down a vertical fibre

P Li, Y Chao - Chemical Engineering Science, 2020 - Elsevier
This paper examines the Marangoni instability of a self-rewetting film coating on a vertical
heated fibre and its modulation by chemical reactions. A single evolution equation based on …

Sideband thermocapillary instability of a thin film flowing down the outside of a thick walled cylinder with finite thermal conductivity

LA Davalos-Orozco - International Journal of Non-Linear Mechanics, 2019 - Elsevier
The sideband thermocapillary instability of a thin liquid film flowing down the outside of a hot
vertical cylinder is investigated. The wall of the cylinder is thick and has finite thermal …

Experimental study on Rayleigh-Bénard-Marangoni convection characteristics in a droplet during mass transfer

J Chen, J Wang, Z Deng, X Liu, Y Chen - International Journal of Heat and …, 2021 - Elsevier
Rayleigh-Bénard-Marangoni (RBM) convection in an aqueous droplet during the mass
transfer process of acetic acid (solute) from the droplet to the butyl acetate in a vertical slit …