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Wei Hu, Zhouming Gao, Xiaoya Dong, Jian Chen and Baijing Qiu
Contact electrification has attracted interest as a mechanism for generating electrical charges on surfaces. To explore the factors contributing to electrification by droplets impacting the leaf surface, high-speed image capture and current measurements ...
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Xuan Gao, Borong Qiu, Zongjie Wang and Haiwang Li
Droplet impact affects water collection, which is the key to investigating the icing process on an aero-engine spinner. Different from a stationary spinner, droplet impact is affected by Coriolis acceleration and centrifugal acceleration on rotating aero...
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Liang Ding, Xian Yi, Zhanwei Hu and Xiangdong Guo
Icing detection is the premise and basis for the operation of aircraft icing protection system, and is the primary issue in flight safety assurance. At present, there is a lack of research methods and design reference for the layout optimization of ice d...
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Zhanhui Zhang, Jiaxiang Xue, Li Jin and Wei Wu
To achieve a better understanding of the effect of droplet impingement on the weld profile and grain morphology, welding with vertical and inclined torches in the double pulsed-gas metal arc welding of aluminum alloy were compared. When using vertical we...
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Adnan Darwish Ahmad, Ahmad M. Abubaker, Ahmad A. Salaimeh and Nelson K. Akafuah
Electrostatic rotary bell sprayers (ERBSs) are widely used in the automotive industry. In ERBS, atomization is facilitated using centrifugal forces which disintegrate the paint film inside the cup into droplets at the cup edge. The droplets are then tran...
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Rahmat Ellahi
This special issue took this opportunity to invite researchers to contribute their original research work and review articles to this Special Issue on ?Recent Trends in Coatings and Thin Film: Modeling and Application? to be published in Coatings. The go...
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Luis Domenech, Víctor García-Peñas, Asta ?akalyte, Divya Puthukara Francis, Eskil Skoglund and Fernando Sánchez
Under droplet impingement, surface leading edge protection (LEP) coating materials for wind turbine blades develop high-rate transient pressure build-up and a subsequent relaxation in a range of strain rates. The stress-strain coating LEP behavior at a w...
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ABDUL J. ALKEZWEENY
Sulfur emissions and sulfate concentrations in ice samples obtained from different depths at a site in Southern Greenland are used to infer a relationship between the emissions and sulfate aerosols. In a theoretical model, it was found that this relat...
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Xinli Zhao, Shanyang Wei, Yunyun Chu and Na Wang
In this paper, to reflect a real fire combustion situation of stilted buildings with a typical wooden structure, we used FDS numerical simulation software to study the suppression effect of a fine-water-mist fire-extinguishing system under different work...
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Yuning Zhang, Xiaofei Zhang, Shurui Zhang, Hongbo Wang, Kehui Zha, Zhaohao Li and Yuning Zhang
The cavitation bubble within a droplet is one of the frontier topics in bubble dynamics, with applications in many industrial fields. In the present paper, the dynamics of the cavitation bubble wall and the droplet surface, with different radius ratios, ...
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Mitsugu Hasegawa, Haruka Endo, Katsuaki Morita, Hirotaka Sakaue and Shigeo Kimura
A hybrid anti-/de-icing system combining a superhydrophobic coating and an electrothermal heater is an area of active research for aircraft icing prevention. The heater increases the temperature of the interaction surface between impinging droplets and a...
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Anirudh Thuppul, Peter L. Wright, Adam L. Collins, John K. Ziemer and Richard E. Wirz
Ionic liquid electrospray thrusters are capable of producing microNewton precision thrust at a high thrust?power ratio but have yet to demonstrate lifetimes that are suitable for most missions. Accumulation of propellant on the extractor and accelerator ...
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Roozbeh Golshan, Michel C. Boufadel, Victor A. Rodriguez, Xiaolong Geng, Feng Gao, Thomas King, Brian Robinson and Andrés E. Tejada-Martínez
Oil droplet transport under a non-breaking deep water wave field is investigated herein using Computational Fluid dynamics (CFD). The Reynolds-averaged Navier?Stokes (RANS) equations were solved to simulate regular waves in the absence of wind stress, an...
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Roozbeh Golshan, Michel C. Boufadel, Victor A. Rodriguez, Xiaolong Geng, Feng Gao, Thomas King, Brian Robinson and Andrés E. Tejada-Martínez
Oil droplet transport under a non-breaking deep water wave field is investigated herein using Computational Fluid dynamics (CFD). The Reynolds-averaged Navier?Stokes (RANS) equations were solved to simulate regular waves in the absence of wind stress, an...
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Roozbeh Golshan, Michel C. Boufadel, Victor A. Rodriguez, Xiaolong Geng, Feng Gao, Thomas King, Brian Robinson and Andrés E. Tejada-Martínez
Oil droplet transport under a non-breaking deep water wave field is investigated herein using Computational Fluid dynamics (CFD). The Reynolds-averaged Navier?Stokes (RANS) equations were solved to simulate regular waves in the absence of wind stress, an...
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Aikaterini Bougiatioti, Athina Argyrouli, Stavros Solomos, Stergios Vratolis, Konstantinos Eleftheriadis, Alexandros Papayannis and Athanasios Nenes
Measurements of cloud condensation nuclei (CCN) concentrations (cm-3) at five levels of supersaturation between 0.2?1%, together with remote sensing profiling and aerosol size distributions, were performed at an urban background site of Athens during the...
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Shuo Huang, Weiqi Liu, Xiaodi Wu and Kai Wang
A recovery system for an automatic spraying robot to conduct the spraying operation outdoors for ships is designed in this paper, which addresses the pollution problem of volatile organic compounds (VOCs) by employing the vacuum recovery method. The reco...
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Xiaobin Shen, Chunhua Xiao, Yijun Ning, Huanfa Wang, Guiping Lin and Liangquan Wang
The impact of supercooled water droplets is the cause of aircraft icing, and the acquisition of impingement characteristics is the key to icing prediction and the design of ice protection systems. The introduction of water droplet collection efficiency i...
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Jungho Lee, Ingyu Lee, Seongphil Woo, Yeoungmin Han and Youngbin Yoon
The spray and combustion characteristics of a gas-centered swirl coaxial (GCSC) injector used in oxidizer-rich staged combustion cycle engines were analyzed. The study focused on varying the recess ratio, presence of gas swirl, and swirl direction to imp...
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Xiaofen Li, Yanni Wu, Yuhao Wang, Xiaozhi Yang, Rui Gao, Qinyue Lu, Xiaoyang Lv and Zhi Chen
Milk, known for its high content of short- and medium-chain fatty acids and unsaturated fatty acids, has attracted substantial attention due to its nutritional and health value. The regulation of fatty acid metabolism by non-coding RNAs has become a subj...
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