Experiments on the breakup and evaporation of small droplets at high Weber number

V Duke-Walker, BJ Musick, JA McFarland - International Journal of …, 2023 - Elsevier
Shock-driven multiphase mixing is present in numerous physical systems such as
detonation-driven propulsion engines, liquid–vapor cloud explosions, and hypersonic flight …

液滴在气流中的破碎和蒸发研究进展

宋俊, 周文俊, 尚文华, 李会洁, 李俊朋, 刘娟芳 - 力学学报, 2024 - lxxb.cstam.org.cn
冷气体动力喷涂是一种高效低成本构筑纳米复合结构电极的方案, 但采用传统的冷喷涂方法直接
沉积纳米粉末存在严重的激波减速问题, 通过微米液滴携带纳米粉末实现沉积成为极具潜力的 …

Thermal nonequilibrium and mechanical forces induced breakup and droplet formation of superheated liquid jets under depressurized release

X Zhu, X Pan, Y Mei, J Ma, H Tang, Y Zhu… - Applied Thermal …, 2023 - Elsevier
Superheated liquid jets disintegrate into numerous droplets when released into the ambient
with lower saturated pressure, driven by thermal nonequilibrium induced flashing and the …

Droplet size distribution in a swirl airstream using in-line holography technique

SS Ade, PK Kirar, LD Chandrala… - Journal of Fluid …, 2023 - cambridge.org
We investigate the morphology and size distribution of satellite droplets resulting from the
interaction of a freely falling water droplet with a swirling airstream of different strengths by …

Size distribution of a drop undergoing breakup at moderate Weber numbers

SS Ade, LD Chandrala, KC Sahu - Journal of Fluid Mechanics, 2023 - cambridge.org
The size distribution of child droplets resulting from a dual-bag fragmentation of a water drop
is investigated using shadowgraphy and digital in-line holography techniques. It is observed …

Effect of varying internal geometry on the near-field spray characteristics of a swirl burst injector

MN Nasim, I Qavi, L Jiang - Flow, Turbulence and Combustion, 2023 - Springer
Clean and efficient combustion of liquid fuels depends on spray fineness that aids fast fuel
vaporization and better fuel–air mixing. Swirl-burst (SB) atomizers generate fine droplets at …

Influence of indoor environmental conditions on airborne transmission and lifetime of sneeze droplets in a confined space: a way to reduce COVID-19 spread

A Bahramian - Environmental Science and Pollution Research, 2023 - Springer
Abstract Effects of indoor temperature (T∞) and relative humidity (RH∞) on the airborne
transmission of sneeze droplets in a confined space were studied over the T∞ range of 15 …

Droplet breakup and size distribution in an airstream: Effect of inertia

SS Ade, PK Kirar, LD Chandrala, KC Sahu - Physical Review Fluids, 2024 - APS
We experimentally investigate the morphology and breakup of a droplet as it descends
freely from a height and encounters an airstream. The size distributions of the child droplets …

Aerodynamic bag breakup of a polymeric droplet

NK Chandra, S Sharma, S Basu, A Kumar - Physical Review Fluids, 2024 - APS
The aerodynamic breakup of a polymeric droplet in the bag breakup regime is investigated
experimentally and compared with the result of the Newtonian droplet. To understand the …

Application of deep learning and inline holography to estimate the droplet size distribution

SS Ade, D Gupta, LD Chandrala, KC Sahu - International Journal of …, 2024 - Elsevier
We examine five machine learning-based architectures to estimate the droplet size
distributions obtained using digital inline holography. The architectures, namely, U-Net, R2 …