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Jang-oh Mo and Beom-seok Rho
Understanding the characteristics and effects of the laminar separation bubbles (LSBs) is important in the aerodynamic design of wind turbine airfoils for maximizing wind turbine efficiency. In the present study, numerical simulations using the ;...
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Zhengwei Wang, Haitao Gu, Jichao Lang and Lin Xing
This study verifies the effects of deployment parameters on the safe separation of Autonomous Underwater Vehicles (AUVs) and mission payloads. The initial separation phase is meticulously modeled based on computational fluid dynamics (CFD) simulations em...
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Lidia Serrano-Mira, Luis Pérez Sanz, Javier A. Pérez-Castán, Fedja Netjasov, Irene García Moreno and Eduardo S. Ayra
The expected growth of air traffic in the coming decades demands an increase in airspace capacity, which is already close to saturation in many scenarios. One of the limiting factors of this capacity is the separation minima. At present, the separation s...
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Yong Zhao, Qingguang Zhao, Fei Yang, Honghao Yue, Xiaoze Yang and Huaiyu Li
The launch method of one arrow with multiple satellites can greatly shorten the time for constellation networking and improve the deployment efficiency. A new compression and separation device with a four-bar perimeter arrangement is proposed for multi-s...
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Qin Zhong, Yonghua Fan and Wenbin Wu
For hypersonic-vehicle fairing separation, the reliable separation of the fairing and rapid suppression of the separation disturbance are required in scenarios where there is high dynamic pressure and there are abrupt changes in the aerodynamic shape of ...
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Lei Niu, Hongmao Tu, Haiping Dong and Nan Yan
A functional reliability simulation method based on the Kriging model is proposed to efficiently evaluate the functional reliability of low-shock separation nuts. First, a deterministic separation function simulation model of the separation nut is establ...
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Han Li, Kean Chen, Lei Wang, Jianben Liu, Baoquan Wan and Bing Zhou
Thanks to the development of deep learning, various sound source separation networks have been proposed and made significant progress. However, the study on the underlying separation mechanisms is still in its infancy. In this study, deep networks are ex...
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Chih-Feng Wang, Yi-Jung Tsai, Shiao-Wei Kuo, Kuo-Jung Lee, Chien-Chieh Hu and Juin-Yih Lai
In this study, a method that can simultaneously separate oil/water mixtures and water-in-oil emulsions were developed. Various substrates (synthetic polymers and stainless steel meshes) were coated by rough hydrophobic polymer films. The prepared materia...
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Faisal Abdulla AlMarzooqi, Muhammad Roil Bilad and Hassan Ali Arafat
Polyvinylidene fluoride (PVDF) is a popular polymer material for making membranes for several applications, including membrane distillation (MD), via the phase inversion process. Non-solvent-induced phase separation (NIPS) and vapor-induced phase separat...
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Feiyu Chen, Hong Chen, Meifen Wu, Shanshan Li and Ruyin Long
Waste source separation is the fundamental premise to ensure effective waste recycling. Whether the entire waste recycling and reduction process can be effectively carried out depends on the waste source separation. Clarifying the driving mechanism of wa...
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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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Mantas Brazinskas, Stephen D. Prior and James P. Scanlan
The majority of research into full-sized helicopter overlapping propulsion systems involves co-axial setups (fully overlapped). Partially overlapping rotor setups (tandem, multirotor) have received less attention, and empirical data produced over the yea...
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Zhiping Li, Yujiang Lu, Tianyu Pan and Yafei Zhang
The flow separation occurring in the S-shaped diffuser with boundary layer ingestion (BLI) has a significant effect on the performance of the embedded engine. Previous studies have found that the area ratio (AR) as well as the length-to-offset ratio (LOR...
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Filiz Ugur Nigiz, Nilufer Durmaz Hilmioglu
Pág. 163 - 170
The waste-water of the chemical processes includes hundreds of hazardous pollutants with low concentration. Although the emission of trace amounts of these chemicals is allowed by the laws, they are quite harmful to the water ecosystem and the human heal...
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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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Tianhao Kou, Shuaixin Wen, Wenping Mu, Nengxiong Xu, Zexin Gao, Zhongxiang Lin, Yankui Hao, Weitao Yan and Honglei Liu
The 8006 working face at the Wuyang Coal Mine adopts grout injection into bed separation technology for surface subsidence control. Surface grout leakage occurred during the grout injection into the bed separation process of this working face. Grout leak...
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Yijia Zhang, Qinqing Bo, Xintian Ma, Yating Du, Xinyi Du, Liyang Xu and Yadong Yang
Recently, there has been a significant focus on the issue of pollution caused by livestock and poultry rearing, which is recognized as a prominent contributor to nonpoint source pollution in the agricultural sector. This study employed the life cycle ass...
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Dmitry Gritsenko, Roberto Paoli and Jie Xu
Constrained-surface-based stereolithography has recently attracted much attention from both academic and industrial communities. Despite numerous experimental, numerical and theoretical efforts, the fundamental need to reduce the separation force between...
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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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