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Wei Qu, Qianghui Zhang, Yumei Qin, Jinggang Miao, Zeqing He and Yanchu Yang
A fan is part of the core equipment of a super-pressure balloon altitude control system, and high-performance fans have a significant impact on the altitude control capability and flight safety of super-pressure balloons. This paper proposes a mixed-flow...
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Fangyou Yu, Zhanbiao Gao, Qifan Zhang, Lianjie Yue and Hao Chen
Suppressing shock-induced flow separation has been a long-standing problem in the design of supersonic vehicles. To reduce the structural and design complexity of control devices, a passive control technique based on micro-serrations is proposed and its ...
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Peng Zhang, Rixin Cheng and Yonghong Li
Bionic herringbone riblets are applied to relieve the flow near the blade endwall in a linear compressor cascade under the incidence angle of -4° to 6° at a Reynolds number of 382,000. The herringbone riblets are placed at the endwall upstream of the bla...
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Mudhar A. Al-Obaidi, Farhan Lafta Rashid, Arman Ameen, Mohammed Kadhom and Iqbal M. Mujtaba
Due to its high pollutant rejection and low energy usage, the spiral wound module of reverse osmosis (RO) process is the most commonly used technology utilised in wastewater treatment. For a spiral wound module, the presence of a feed spacer is important...
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Rui Wang and Guoliang Yu
In this study, the bedform dimensions of an alluvial bed in a unidirectional flow were experimentally investigated. A series of flume experiments was conducted; 700 sets of flume and field data were used in developing formulae for predicting the bedform ...
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Xiaolei Liu, Kan Wang, Yuru He, Yang Ming and Hao Wang
To extend initial ignition-related fire prevention in ship engine room, this work presents a case study of marine diesel leakage for identifying accidental ignition by hot surface. Based on a self-designed experimental platform, a full-scale innovative e...
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Tao Wu, Xuegeng Chen, Limin Yan, Haixiao Gou, Ying Li, Jinhao Zhang and Xuanhe Fu
In order to design the structure and optimize the working parameters of a straw-crushing device, and to improve the qualified rate of straw-crushing length and the rate of straw fluidity, the influence of the airflow characteristics and pressure distribu...
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Denan Zhao, Simon Cooper, Parmjit Chima, Guobin Wang, Lechun Zhang, Binshu Sun, Xuejian Zhang and Yubin Lan
Utilizing agricultural UAVs for pesticide and insecticide spraying is an effective measure for plant protection. However, achieving effective coverage on the back side of target is often challenging. To address this issue, this study combined a contact-c...
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Lidong Zhang, Zhengcong Feng, Yuze Zhao, Xiandong Xu, Jiangzhe Feng, Huaihui Ren, Bo Zhang and Wenxin Tian
During the expansion of a wind farm, the strategic placement of wind turbines can significantly improve wind energy utilization. This study investigates the evolution of wake turbulence in a wind farm after introducing smaller wind turbines within the ga...
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Futo Ueda, Hiroto Tanouchi, Nobuyuki Egusa and Takuya Yoshihiro
River water-level prediction is crucial for mitigating flood damage caused by torrential rainfall. In this paper, we attempt to predict river water levels using a deep learning model based on radar rainfall data instead of data from upstream hydrological...
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