Investigation of self-pulsation characteristics for a liquid-centered swirl coaxial injector with recess

X Bai, Q Li, P Cheng, L Sheng, Z Kang - Acta Astronautica, 2018 - Elsevier
A combined experimental and numerical investigation was conducted to explore the self-
pulsation characteristics generated by a liquid-centered swirl coaxial injector with an inner …

Effects of backpressure on self-pulsation characteristics of liquid-centered swirl coaxial injectors

X Bai, P Cheng, L Sheng, Q Li, X Zhang… - International Journal of …, 2019 - Elsevier
A combined experimental and theoretical investigation is conducted to explore the self-
pulsation characteristics generated by a liquid-centered swirl coaxial injector (LCSC) under …

Numerical investigation of spray self-pulsation characteristics of liquid-centered swirl coaxial injector with different recess lengths

Y Ren, K Guo, J Zhao, W Nie, Y Tong, W Chu - International Journal of …, 2021 - Elsevier
The self-pulsation characteristics of a liquid-centered swirl coaxial (LCSC) injector are
investigated numerically based on the coupled level set and volume of fluid (CLSVOF) …

Effect of the recess length on the dynamic characteristics of liquid-centered swirl coaxial injectors

J Ahn, H Lim, G Jeong, K Ahn - Acta Astronautica, 2022 - Elsevier
In general, a recess in shear coaxial/swirl coaxial injectors positively affects the stable
combustion and combustion efficiency. However, a recess in a liquid-centered gas-liquid …

[PDF][PDF] 离心喷嘴气涡固有声学频率预测

乔兴伟, 孙纪国, 刘倩 - Journal of Aerospace Power, 2023 - jasp.com.cn
为得到准确的离心喷嘴气涡固有声学频率, 通过renormalization group (RNG)
湍流模型和volume of fluid (VOF) 气液两相流模型进行数值仿真研究. 仿真结果表明将离心喷嘴 …

Propulsion Research and Academic Programs at the University of Alabama in Huntsville–Research Review

RA Frederick, L Thomas, PM Ligrani - AIAA SCITECH 2025 Forum, 2025 - arc.aiaa.org
The Propulsion Research Center (PRC) is in its 33rd year at the University of Alabama in
Huntsville (UAH). The mission of the Propulsion Research Center is to provide an …

Experimental study of swirl coaxial injector hydrodynamics under high-frequency self-pulsation

IS Ranade, RA Frederick - AIAA Propulsion and Energy 2019 Forum, 2019 - arc.aiaa.org
Nomenclature β= transition angle din= tangential orifice diameter dn= nozzle diameter dvc=
vortex chamber diameter l= liquid nozzle recess length Lin= tangential orifice length Ln …

Experimental and theoretical study on the break phenomenon of self-pulsation for liquid-centered swirl coaxial injectors

P Cao, X Bai, Q Li, P Cheng - Journal of Zhejiang University-SCIENCE A, 2022 - Springer
Experimental observations together with theoretical analysis were conducted to investigate
the break phenomenon and the corresponding mechanisms of self-pulsation for a liquid …

Self-excited instability of closed-type swirl injector with varying conditions

S Jeong, J Bae, Y Chung, SS Yoon… - Journal of Propulsion and …, 2020 - arc.aiaa.org
The dynamic characteristic of an injector is important for improving engine characteristics
and preventing instability. In this study, the experiments on the unstable flow of a closed-type …

Prediction of natural acoustic frequency of gas core in centrifugal injector

Q Xingwei, SUN Jiguo, LIU Qian - 航空动力学报, 2023 - jasp.com.cn
Prediction of natural acoustic frequency of gas core in centrifugal injector 北大中文核心期刊
数据库 中国科技核心期刊数据库 中国科学引文数据库(CSCD) Advanced Home About …