Review on pressure swirl injector in liquid rocket engine

Z Kang, Z Wang, Q Li, P Cheng - Acta Astronautica, 2018 - Elsevier
The pressure swirl injector with tangential inlet ports is widely used in liquid rocket engine.
Commonly, this type of pressure swirl injector consists of tangential inlet ports, a swirl …

Numerical and experimental study on the spray characteristics of full-cone pressure swirl atomizers

Y Sun, AM Alkhedhair, Z Guan, K Hooman - Energy, 2018 - Elsevier
Numerical and experimental studies have been performed to investigate the macroscopic
spray structure and spray characteristics of sprays generated by a full-cone pressure swirl …

[HTML][HTML] Effect of geometric parameters on spray characteristics of air assisted pressure swirl atomizer

HM Gad, EA Baraya, TM Farag, IA Ibrahim - Alexandria Engineering …, 2022 - Elsevier
In the present work, a modified Pressure Swirl Atomizer (PSA) was introduced to operate as
an Assisted Pressure Swirl Atomizer (AAPSA). Different mass flow rates of assisted air were …

Experimental study on spray characteristics of gas-centered swirl coaxial injectors

J Jeon, M Hong, YM Han, SY Lee - 2011 - asmedigitalcollection.asme.org
Gas-centered swirl coaxial injectors have become an important subject of study for staged
combustion rocket engines with hydrocarbon fuels. While these injectors are employed …

Characterization of the full cone pressure swirl spray nozzles for the nuclear reactor containment spray system

M Jain, B John, KN Iyer, SV Prabhu - Nuclear Engineering and Design, 2014 - Elsevier
The objective of the present study is to characterize a full cone pressure swirl nozzle for the
Containment Spray System (CSS) of Indian Pressurized heavy Water reactors (IPHWR). The …

Liquid sheet formation and spray characterization of N-heptane spray jet from a swirl atomizer: Numerical analysis and validation

Y Sun, CS Vegad, Y Li, L Dreßler, B Renou… - Physics of …, 2024 - pubs.aip.org
This paper analyzes the liquid atomization mechanisms of an N-heptane spray jet emerging
from a swirl simplex atomizer using numerical and experimental techniques. In particular, a …

Spray characteristics of an open-end swirl injector

QF Fu, LJ Yang, W Zhang, KD Cui - Atomization and Sprays, 2012 - dl.begellhouse.com
The open-end swirl injector is unique because it has no convergent nozzle; ie, the diameter
of the swirl chamber and the nozzle is the same. Open-end swirl injectors are widely used in …

Evaluation of turbulent co-flow effects on liquid fuel atomization including spray evolution from a pressure swirl atomizer

Y Sun, CS Vegad, Y Li, B Renou, K Nishad… - International Journal of …, 2025 - Elsevier
Optimizing combustion systems is imperative due to current environmental and energy
demands. To achieve optimal performance once liquid fuel is used for firing such systems …

Spray and combustion characteristics for light diesel/waste cooking oils blended with fuel additives inside an industrial boiler

MS Gad, A Mahfouz, A Emara - Fuel, 2021 - Elsevier
The current experimental exploration aims at providing the effect of blending fuel additive
with light diesel oil (LDO) and waste cooking oil (WCO) on the spray and the combustion …

The effect of geometrical, operational, mixing methods, and rheological parameters on discharge coefficients of internal-mixing twin-fluid atomizers

FA Hammad, K Sun, J Jedelsky, T Wang - Processes, 2020 - mdpi.com
Accurate prediction of the discharge coefficient (CD) for internal-mixing twin-fluid (IMTF)
atomizers is challenging, the effect of control factors remains inadequately understood, and …