Effects of secondary breakup, collision dynamics, gravity and evaporation on droplet size distribution in a pressure-swirl JET A-1 spray

J Jedelský, M Malý, SK Vankeswaram, M Zaremba… - Fuel, 2024 - Elsevier
Size and velocity of droplets in pressure-swirl sprays vary with distance downstream the
nozzle. This study aims to explain the phenomena contributing to size-resolved spatial …

Adaptive in-focus particle detection and segmentation in holographic 3D image with mechanism-guided machine learning

H Zhang, B Wang, L Zhang, Y Zhao, Y Wang… - Optics and Lasers in …, 2024 - Elsevier
In the domain of three-dimensional (3D) particle holography, diverse imaging characteristics
across particles of varying scales and positions pose a notable impediment to efficient …

Numerical study of the secondary atomization characteristics and droplet distribution of pressure swirl atomizers

L Shen, G Fang, S Wang, F Xing, S Chan - Fuel, 2022 - Elsevier
The droplet distribution in a spray field directly represents the secondary atomization of the
spray field, an issue that is currently receiving significant attention in engineering research …

Effect of low fuel temperature on combustion deterioration of kerosene swirling spray flames using OH-PLIF

S Xin, W Wang, Y He, Y Zhu, Z Wang - Fuel, 2024 - Elsevier
The low fuel inlet temperature poses challenges to the flame stability of aircraft engine
combustors. In order to investigate the combustion deterioration of swirl-stabilized kerosene …

Spray trajectory and 3D droplets distribution of liquid jet in crossflow with digital inline holography

L Wang, L Zhang, W Lin, Y Wu, X Wu - Experimental Thermal and Fluid …, 2022 - Elsevier
Liquid jet in crossflow (LJCF) has a wide application in the actual engine engineering. This
article presents an experimental investigation of a water jet transversely injected into a …

Experimental investigation on the impact of air flow rates and back pressures on kerosene microscopic spray characteristics discharged from an air-assisted pressure …

S Yu, H Si, C Chen, S Wang, JJ Japhet - International Communications in …, 2024 - Elsevier
The air-assisted pressure swirl atomizer has attracted considerable interest owing to its
exceptional capacity to generate fine droplets and precisely regulate spray characteristics …

Temperature and flame structure imaging in kerosene swirl-stabilized spray flames at low air flow using TLAF and OH-PLIF

S Xin, Y He, T Liu, Y Wu, X Wu, Z Wang - Journal of the Energy Institute, 2023 - Elsevier
Air flowrate is an important parameter for airbrast nozzles and low air inlet flow rate in
airbrast type combustors will lead to worse atomization, combustion instability, and …

Conical liquid sheet morphology and 3D droplet distribution of aviation kerosene pressure-swirl spray with digital off-axis holography

L Wang, Y Wu, L Zhang, D Wang, J Yin, W Lin… - Optics & Laser …, 2023 - Elsevier
In this study, the test performance of high-resolution digital off-axis holography for the non-
spherical droplet characteristics and spatial distribution in the primary breakup region of a …

Perforation induced ligament evolution in low-temperature swirl spray via off-axis holography

Y Zhao, L Wang, Y Wu, L Zhang, W Lin, L Yao… - International Journal of …, 2023 - Elsevier
Ligaments generated from a perforated sheet are commonly observed in the primary
breakup process and have a fundamental influence on spray characteristics. Ignition and …

[PDF][PDF] 离心喷嘴初始雾化性能PDPA 及DOH 对比试验

王东辉, 黄勇, 汪磊, 吴迎春 - Journal of Aerospace Power, 2022 - jasp.com.cn
为了开展离心喷嘴初始雾化阶段雾化性能研究, 结合传统的相位多普勒颗粒分析仪(PDPA)
和新兴的数字离轴全息术(DOH) 两种测试方法对离心喷嘴雾化性能进行了测试. 测试过程中 …