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Tetsunori Inoue and Isamu Fujita
Large amounts of pumice stone generated by the submarine volcanic eruption at Fukutoku Okanoba on 13 August 2021 drifted ashore, affecting ship navigation and fishery operations and posing challenges for disposal and a risk to benthic sea-life. As a new ...
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Zhao Xue, Jun Fu, Qiankun Fu, Xiaokang Li and Zhi Chen
Green forage maize harvesters face challenges such as high soil humidity and soft soil in the field, mismatched working parameters, and poor reliability and adaptability. These challenges often result in header blockage, significant harvest loss, and inc...
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Pinyue Li, Weiming Zhang, Jun Tao and Daqiu Zhao
Herbaceous peony is a potential material for cut flowers, but its short vase life seriously affects the development of cut herbaceous peony flowers industry. In this study, herbaceous peony polyphenols were applied to extend the vase life of cut flowers,...
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Mario Hurtado-Herrera, Wei Zhang, Abdelkader Hammouti, Damien Pham Van Bang and Kim Dan Nguyen
A three-dimensional large eddy simulation model is used to simulate the turbulent flow dynamics around a circular pier in live-bed and clear-water scour conditions. The Navier?Stokes equations are transformed into a ??
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-coordinate system and solved usi...
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Ruigeng Hu, Xiuhai Wang, Hongjun Liu and Da Chen
In this study, the local scour around tripods in random waves is numerically investigated. The seabed-tripod-fluid numerical model with an RNG k-e turbulence model is built and validated. Following that, the scour characteristics and flow velocity distri...
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Xinyue Yang, Xianglai Zeng, Carlo Gualtieri, Alan Cuthbertson, Ruo-Qian Wang and Dongdong Shao
With the rapid development of commercial aquaculture in recent decades, large numbers of submerged cages or pens are clustered in fish farms that are commonly located within inland lakes, reservoirs, and coastal embayments around the world. The submerged...
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Hengtao Shi
This paper researches the parametric optimization of a two-stage transonic compressor having a large air bypass at partial rotating speed according to flow analysis for a turbine-based combined cycle engine (TBCC). To obtain adequate thrust, the inlet tr...
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Chao Hu, Chenxuan Tang, Chenyang Yuwen and Yong Ma
For a floating tidal current power station moored in the sea, the mutual interactions between the carrier and the turbine are pretty complex. Current simulation methods based on potential flow theory could not consider the complicated viscous effects bet...
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Pham Ba Thao, Duong Cong Truyen and Nguyen Minh Phu
In this paper, a solar air collector duct equipped with baffles on a back plate was numerically investigated. The Reynolds number (Re) was varied from 5000 to 20,000, the angle baffle (a) from 30° to 120°, the baffle spacing ratio (Pr) from 2 to 8, and t...
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Pei Xu, Chao Wang, Liyu Ye, Chunyu Guo, Weipeng Xiong and Shen Wu
The presence of broken ice in the flow field around a propeller causes severe blade erosion, shafting, and hull vibration. This study investigates the performance of the propeller of a ship sailing in the polar regions under the propeller?ice non-contact...
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