Friction drag reduction of external flows with bubble and gas injection

SL Ceccio - Annual Review of Fluid Mechanics, 2010 - annualreviews.org
The lubrication of external liquid flow with a bubbly mixture or gas layer has been the goal of
engineers for many years, and this article presents the underlying principles and recent …

[HTML][HTML] Research progress on hydrodynamics of high speed vehicles in the underwater launching process

W Yiwei, H Chenguang - 力学进展, 2018 - lxjz.cstam.org.cn
Research on hydrodynamics of high speed vehicles in underwater launch process has a
prominent engineering background, and contains typical frontier scientific issues. Relevant …

Dynamic behaviors of blade cavitation in a water jet pump with inlet guide vanes: Effects of inflow non-uniformity and unsteadiness

G Zhao, N Liang, Y Zhang, L Cao, D Wu - Applied Ocean Research, 2021 - Elsevier
The waterjet pump cavities would unavoidably interact with inlet guide vanes (IGVs) wakes
and thus to bring about dynamic loading im**ements. This work jointly conducts …

On the scaling of air layer drag reduction

BR Elbing, S Mäkiharju, A Wiggins, M Perlin… - Journal of fluid …, 2013 - cambridge.org
Air-induced drag reduction was investigated on a 12.9 m long flat plate test model at a free
stream speed of. Measurements of the local skin friction, phase velocity profiles (liquid and …

Experimental and numerical investigation of ventilated cavitating flow with special emphasis on gas leakage behavior and re-entrant jet dynamics

Z Wang, B Huang, G Wang, M Zhang, F Wang - Ocean Engineering, 2015 - Elsevier
The objective of this paper is to investigate the ventilated cavitating flow structure by
combining experimental and numerical methods. A high-speed camera technique is used to …

Experimental investigation of the flow pattern for ventilated partial cavitating flows with effect of Froude number and gas entrainment

T Liu, B Huang, G Wang, M Zhang, D Gao - Ocean Engineering, 2017 - Elsevier
The objective of this paper is to investigate the ventilated partial cavitation flow pattern with
experimental methods. The experiments are conducted in a closed-loop cavitation tunnel …

Physical and numerical study on the transition of gas leakage regime of ventilated cavitating flow

Y Lv, M Zhang, T Liu, J Chen, B Huang, L Hao - Ocean Engineering, 2021 - Elsevier
The objective of this paper is mainly to investigate the ventilated cavitating flow around an
axisymmetric body with a focus on the gas leakage mechanisms via combining experimental …

Investigating the interaction parameters on ventilation supercavitation phenomena: Experimental and numerical analysis with machine learning interpretation

HA Kamali, M Pasandidehfard - Physics of Fluids, 2023 - pubs.aip.org
Understanding the optimal values and interactions of parameters within each process is of
highest importance. This study is dedicated to exploring the influence of various parameters …

Experimental investigation of critical air entrainment in ventilated cavitating flow for a forward facing model

MR Erfanian, M Moghiman - Applied Ocean Research, 2020 - Elsevier
Ventilated supercavitation is a favorable method for skin friction reduction of underwater
bodies, whereby a cavity is generated through artificial injection of air to cover the entire …

Partial cavity drag reduction at high Reynolds numbers

KA Lay, R Yakushiji, S Makiharju, M Perlin… - Journal of Ship …, 2010 - onepetro.org
Air lubrication to reduce hull skin friction is an idea that originated more than a century ago.
There are few implementations of this concept, and there are even fewer systematic …