Droplet collision of hypergolic propellants

C He, ZX He, P Zhang - Droplet, 2024 - Wiley Online Library
In the present mini‐review, droplet impacting on a liquid pool, jet impingement, and binary
droplet collision of nonreacting liquids are first summarized in terms of basic phenomena …

Direct numerical simulation of multiscale flow physics of binary droplet collision

X Chen, V Yang - Physics of Fluids, 2020 - pubs.aip.org
Direct numerical simulations are performed to investigate the multiscale flow physics of
binary droplet collision over a wide range of Weber numbers and impact factors. All possible …

Lifting a sessile oil drop from a superamphiphobic surface with an impacting one

O Ramírez-Soto, V Sanjay, D Lohse, JT Pham… - Science …, 2020 - science.org
Colliding drops are encountered in everyday technologies and natural processes, from
combustion engines and commodity sprays to raindrops and cloud formation. The outcome …

A volume of fluid method for three dimensional direct numerical simulations of immiscible droplet collisions

J Potyka, K Schulte - International Journal of Multiphase Flow, 2024 - Elsevier
This paper presents an advanced Volume of Fluid (VOF) method that enables performant
three dimensional Direct Numerical Simulations (DNS) of the interaction of two immiscible …

Oscillatory behavior of drops in an ambient liquid under an impact

B Liao, L Zhang, L Yao, Y Bu, S Chen - International Journal of Multiphase …, 2024 - Elsevier
In this work, the oscillatory behavior of drops in an ambient liquid under an impact is
numerically and experimentally studied using the Basilisk C and a self-designed falling drop …

Head-on collision of two immiscible droplets of different components

JT Zhang, HR Liu, H Ding - Physics of Fluids, 2020 - pubs.aip.org
We numerically study the head-on collisions of two immiscible droplets of different
components and focus on the effects of droplet inertia and interfaces, which are expected to …

Extended model of bouncing boundary for droplet collisions considering numerous different liquids

M Sui, M Sommerfeld, L Pasternak - International Journal of Multiphase …, 2023 - Elsevier
Sprays are widely utilised in different technical and industrial applications. The produced
droplet size spectrum is one of the most important parameters that determine the spray …

Rarefaction effects in head-on collision of two near-critical droplets

T Chen, L Wu, LP Wang, S Chen - International Journal of Multiphase Flow, 2023 - Elsevier
The head-on collision of two droplets near the critical point is investigated based on the
Boltzmann-BGK equation. Gauss–Hermite quadratures with different degree of precision are …

Oblique bouncing of a droplet from a non-slip boundary: Computational realization and application of self-spin droplets

C He, Z He, P Zhang - International Journal of Multiphase Flow, 2023 - Elsevier
Recent studies have demonstrated the significance of droplet spinning motion on droplet
collision outcomes and raised the question of generating spinning droplets in an …

Boundary vorticity dynamics of two-phase viscous flow

T Chen, T Liu - Physics of Fluids, 2022 - pubs.aip.org
From the Navier–Stokes–Korteweg equations, the exact relations between the fundamental
surface physical quantities for the two-phase viscous flow with the diffuse interface are …