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Chan-Hoo Kim, Ji-Hyun Choi and Sung-Young Park
Contaminated autonomous-driving sensors frequently malfunction, resulting in accidents; these sensors need regular cleaning. The autonomous-driving sensor-cleaning nozzle currently used is the windshield-washer nozzle; few studies have focused on the sen...
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Yalin Dai, Zhouwei Fan, Jian Xu, You He and Xiongqing Yu
A special feature of airbreathing hypersonic aircraft is the complex coupling between aerodynamic and propulsive performances. This study presents a rapid analysis methodology for the integration of these two critical aspects in the conceptual design of ...
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Lianjun Chen, Yang Zhang, Pengcheng Li and Gang Pan
This paper aims to reveal the motion law and collision behaviors of shotcrete particle flow jets. A physical model of the jet flow field composed of a nozzle structure and jet area was constructed and meshes with various sizes were used to mesh the nozzl...
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Alexey Abdrashitov, Alexander Gavrilov, Evgeny Marfin, Vladimir Panchenko, Andrey Kovalev, Vadim Bolshev and Julia Karaeva
One of the most well-known methods of intensifying the process of anaerobic digestion is the pretreatment of raw materials. For the first time, the use of a jet-driven Helmholtz oscillator for biomass pretreatment is proposed. The design of the device is...
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Julio Ronceros, Carlos Raymundo, Eduardo Ayala, Diego Rivera, Leonardo Vinces, Gustavo Ronceros and Gianpierre Zapata
This study delves into the examination of internal flow characteristics within closed (with nozzles) and open-end pressure-swirl atomizers (lacking nozzles). The number of inlet channels ?n? and the opening parameter ?C? were manipulated in this study, a...
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Zhihong Wang, Chunguang Wang and Weiping Tian
In order to study the flow characteristics of a nozzle with large expansion ratio and its influence on the force on the nozzle, ground cold flow test research and a fluid?structure coupling simulation analysis were carried out (maximum expansion ratio e ...
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Manuel Ernesto Maqueo Martínez, Stefan Schippling, Markus Schatz and Damian M. Vogt
Considerable progress has been achieved in recent decades in understanding the phenomena related to the onset of condensation in steam flows, both experimentally and especially numerically. Nevertheless, there is still a certain disagreement between the ...
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Jose Alfredo Palacio, Ivan Patino, William Orozco
Pág. 214 - 222
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Wenqiang Dong, Ligang Yao and Weilin Luo
A model of a submerged angular cavitation nozzle is established, which consists of a contraction part, parallel middle part, and expansion part. Based on the CFD technique, a numerical simulation of the flow field of the submerged cavitation nozzle is ca...
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Shlomit Valensi and Alon Gany
Open-sea testing of a two-phase marine ramjet vehicle has been conducted. This experimental phase was accomplished following comprehensive theoretical research. The concept of two-phase marine ramjet propulsion consists of a submerged propulsor acquiring...
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