Spray cooling and flash evaporation cooling: The current development and application

WL Cheng, WW Zhang, H Chen, L Hu - Renewable and Sustainable …, 2016 - Elsevier
With the increasing power density of electronic chips, large radar, laser diode array and
other equipments, the conventional heat dissipation methods are difficult to achieve the …

Laser-based techniques for particle-size measurement: a review of sizing methods and their industrial applications

DL Black, MQ McQuay, MP Bonin - Progress in energy and combustion …, 1996 - Elsevier
Laser-based techniques for particle-size measurement have become increasingly important
in combustion research and many other disciplines. Instruments are continually being …

Initial breakup of a small-diameter liquid jet by a high-speed gas stream

CM Varga, JC Lasheras, EJ Hopfinger - Journal of Fluid Mechanics, 2003 - cambridge.org
The situation of a small-diameter liquid jet exposed to a large-diameter high-speed gas jet
(gas-to-liquid nozzle area ratio of order 100 to 1000) is investigated experimentally. Flow …

Effect of Mach number on droplet aerobreakup in shear stripping regime

Z Wang, T Hopfes, M Giglmaier, NA Adams - Experiments in Fluids, 2020 - Springer
The present experimental study investigates the shear stripping breakup of single droplets in
subsonic and supersonic gaseous flows. In contrast to most research that places emphasis …

Large scale instabilities in coaxial air-water jets with annular air swirl

A Kumar, S Sahu - Physics of Fluids, 2019 - pubs.aip.org
The aim of this paper is to characterize large-scale instabilities during the primary breakup
process in liquid centered coaxial air-water jets. The interest here is to investigate the role of …

Breakup phenomena in coaxial airblast atomizers

C Engelbert, Y Hardalupas… - Proceedings of the …, 1995 - royalsocietypublishing.org
The breakup of a liquid jet with length-to-diameter ratio of 22 surrounded by a coaxial flow of
air has been examined by a combination of high-speed photography and phase-Doppler …

Liquid jet disintegration memory effect on downstream spray fluctuations in a coaxial twin-fluid injector

A Kumar, S Sahu - Physics of Fluids, 2020 - pubs.aip.org
This paper intends to investigate the influence of unsteadiness in the liquid jet disintegration
process on downstream fluctuations of spray characteristics in a coaxial twin-fluid injector …

Liquid jet breakup unsteadiness in a coaxial air-blast atomizer

A Kumar, S Sahu - International journal of spray and …, 2018 - journals.sagepub.com
The aim of this paper is to experimentally characterize the liquid jet breakup unsteadiness in
a coaxial air-blast atomizer. The current research focuses on the measurement of the …

Influence of nozzle geometry on primary and large-scale instabilities in coaxial injectors

A Kumar, S Sahu - Chemical Engineering Science, 2020 - Elsevier
Detailed knowledge on liquid jet instabilities is important to improve the performance of
coaxial injectors, which find wide range of industrial applications. The present paper aims to …

Proper orthogonal decomposition of primary breakup and spray in co-axial airblast atomizers

G Charalampous, C Hadjiyiannis, Y Hardalupas - Physics of Fluids, 2019 - pubs.aip.org
The primary atomization of a liquid jet by a coaxial stream of high speed gas is analyzed by
means of Proper Orthogonal Decomposition (POD) for gas to liquid momentum ratios (MR) …