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Sung-Sam Hong, Jaekang Lee, Suwan Chung and Byungkon Kim
The quality of road pavements is highly impacted by environmental variables, such as temperature, humidity, and weather; and construction-related variables, such as material quality and time. In this paper, an advanced data collection and analysis system...
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Haiyu Liu, Fangping Tang, Shikai Yan and Daliang Li
The S-shaped hydrofoil is often used in the design of reversible machinery due to its centrally symmetrical camber line. The objective of this paper is to study the influence of cloud cavitation on the flow structure and the unsteady characteristics of l...
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Hao Wang, Jian Feng, Keyang Liu, Xi Shen, Bin Xu, Desheng Zhang and Weibin Zhang
To study instability in the unsteady cavitating flow in a liquid rocket engine inducer, visualization experiments of non-cavitating and cavitating flows inside a model inducer were carried out at different flow conditions. Visual experiments were carried...
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Zhenfa Xu, Fanyu Kong, Hongli Zhang, Kun Zhang, Jiaqiong Wang and Ning Qiu
Inducer is often used to improve the cavitation performance of pump. In order to study the cavitation characteristics of inducer under low flow condition of high-speed pump, high-speed photography technology was employed in this paper to carry out visual...
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Minquan Liao, Qiaorui Si, Meng Fan, Peng Wang, Zhonghai Liu, Shouqi Yuan, Qianglei Cui and Gérard Bois
Results on overall pump head and efficiency performance, pressure pulsation and high speed camera visualization of flow patterns behavior are presented for different inlet air-water void fractions at a given rotational speed. With the increase of inlet v...
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Bonguk Koo and Yong-Duck Kang
The results of flow visualization and hot-film measurement in a water channel are presented in this paper, in which the effectiveness of controlling synthetic hairpin vortices in the laminar boundary layer is examined to reduce skin friction. In this stu...
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Hyeon-Seok Seo, In-Ju Hwang and Youn-Jea Kim
Visualization of the heat transfer phenomena induced by the rapid heating of nickel sheets was carried out using a Mach?Zehnder interferometer (MZI) and a high-speed camera. This phenomenon may be an important factor in heat transfer phenomena when the w...
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Josué Briones-Bitar, Paúl Carrión-Mero, Néstor Montalván-Burbano and Fernando Morante-Carballo
Rockfall is one of the main phenomena in mountainous environments due to its fast and high speed of movement, its unpredictability, and, therefore, the difficulty of identifying signs of instability and detachment of the blocks. Compared to other types o...
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Yasumasa Watanabe, Alec Houpt and Sergey B. Leonov
This study considers the effect of an electric discharge on the flow structure near a 19.4° compression ramp in Mach-2 supersonic flow. The experiments were conducted in the supersonic wind tunnel SBR-50 at the University of Notre Dame. The stagnation te...
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Chengpeng Wang, Xin Yang, Longsheng Xue, Konstantinos Kontis and Yun Jiao
The flow field in a hypersonic inlet model at a design point of M = 6 has been studied experimentally. The focus of the current study is to present the time-resolved flow characteristics of separation shock around the cowl and the correlation between the...
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