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Kedong Zhang, Wenhua Wang, Yihua Liu, Linlin Wang, Yazhen Du, Hongxia Li and Yi Huang
A new type of anti-rolling device denoted as a fluid momentum wheel (FMW) is proposed to address the limitations of traditional gyrostabilizers in reducing the roll responses of floating platforms in waves. The proposed device is based on the same gyrosc...
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Zhenyang He, Wenbin Wu, Junrong Wang, Lan Ding, Qiangbo Chang and Yahao Huang
When the underwater submersible encounters an internal solitary wave (ISW), its loadings and motions are significantly disturbed. To investigate the interaction mechanism between the suspended submersible and the ISW, a three-dimensional ISW?submersible-...
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Cundong Xu, Junjiao Tian, Guoxia Wang, Haidong Lian, Rongrong Wang and Xiaomeng Hu
The vortices, backflow, and siltation caused by sediment-laden flow are detrimental to the safe and efficient operation of pumping stations. To explore the effects of water?sediment two-phase flow on the velocity field, vorticity field, and sediment dist...
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Jianrong Cai, Aimei Zhang, Xufang Li, Congzhan Liu, Yongping Li, Zhongxue Xin, Zhengwei Li and Xuefeng Lu
AliCPT-1 is the first cosmic microwave background (CMB) experiment in China dedicated to achieving accurate measurements of B-mode polarization. Situated in Ali of Tibet, China, this telescope is currently undergoing deployment and will operate in two fr...
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Wenhui Yan, Zhaozheng Sun, Junwei Zhou, Kun Zhang, Jiahui Wang, Xiao Tian and Junqian Tian
One of the most commonly used techniques in aerospace engineering is the RANS (Reynolds average Navier?Stokes) approach for calculating the transonic compressor flow field, where the accuracy of the computation is significantly affected by the turbulence...
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Xiaowei Cai, Chun Zhang and Baoshou Wang
This paper focuses on the application of a cross-flow fan (CFF) to generate propulsion for a submersible aircraft with a flying wing configuration. A numerical method is established to simulate the CFF operating both in the air and underwater. This paper...
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Chang-Yong Song
Recently, there have been frequent reports of subsea cable breakage accidents caused by the drop of an anchor pile for aquaculture works involving subsea cables for high-voltage direct current (HVDC) transmission embedded in the southwest sea of Korea. T...
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Zheng Huang, Zhangtao Chen, Yanbing Zhang, Ying Xiong and Kemin Duan
In order to predict the fluid?structure coupling performance of a full-scale composite propeller under a wake flow field behind a full ship, a bidirectional transient fluid?structure coupling algorithm was established. The performance includes the transi...
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Masaki Katafuchi, Hideyuki Suzuki, Yuya Higuchi, Hidetaka Houtani, Edgard B. Malta and Rodolfo T. Gonçalves
This paper aims to investigate the nonlinear motion characteristics of a monocolumn type floater with skirts numerically and experimentally. Wave calibration, free decay, and regular wave tests were simulated using a computational fluid dynamics (CFD) co...
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Yan Sun, Yongjie Shi and Guohua Xu
The accurate prediction of helicopter rotor blade?vortex interaction (BVI) noise is challenging. This paper presents an implementation of the seventh-order improved weighted essentially non-oscillatory (WENO-Z) scheme for predicting rotor BVI noise using...
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Maoqing Chen, Qifeng Liu and Yong Zhao
A magnetic fluid (MF)-based magnetic field sensor with a filling-splicing fiber structure is proposed. The sensor realizes Mach?Zehnder interference by an optical fiber cascade structure consisting of single mode fiber (SMF), multimode fiber (MMF), and s...
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Shahid Khan, Mahmoud M. Selim, Aziz Khan, Asad Ullah, Thabet Abdeljawad, Ikramullah, Muhammad Ayaz and Wali Khan Mashwani
The 3D Carreau fluid flow through a porous and stretching (shrinking) sheet is examined analytically by taking into account the effects of mass transfer, thermal radiation, and Hall current. The model equations, which consist of coupled partial different...
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Chia-An Ku and Hung-Kai Tsai
Due to urbanization around the world, people living in urban areas have been suffering from a series of negative effects caused by changes in urban microclimate, especially when it comes to urban heat islands (UHIs). To mitigate UHIs, management of urban...
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Valentyn Glyva,Natalia Kasatkina,Vasyl Nazarenko,Nataiia Burdeina,Nataliia Karaieva,Larysa Levchenko,Olena Panova,Oksana Tykhenko,Batyr Khalmuradov,Oleksiy Khodakovskyy
Pág. 40 - 47
Composites were shown to be the most promising materials for protection against electromagnetic fields. A technology of magnetic treatment of textile material with magnetic fluid and technology of ultrasonic treatment of a mixture of latex and iron ore c...
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Dario Civile, Luca Baradello, Flavio Accaino, Massimo Zecchin, Emanuele Lodolo, Giulia Matilde Ferrante, Nora Markezic, Valentina Volpi and Mihai Burca
The Sciacca basin extends in the southwestern part of Sicily and hosts an important geothermal field (the Sciacca Geothermal Field) characterized by hot springs containing mantle gasses. Newly acquired high-resolution seismic profiles (Boomer data) integ...
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Haijiang Li, Hongxiang Ren, Xingfeng Duan and Chang Wang
It is a challenging work to simulate wind and waves in virtual scenes of marine simulators. In this paper, a divergence-free position based fluid (DFPBF) framework is introduced for ocean wave modeling in marine simulators. We introduce a set of constant...
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Charles R. Ortloff and Alan L. Kolata
Raised-field agricultural systems have received attention from scholars involved in the analysis of prehistoric agricultural intensification in the New World. This paper discusses the function of raised fields associated with the Tiwanaku society (500?11...
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Almatbek Kydyrbekuly, Algazy Zhauyt and Gulama-Garip Alisher Ibrayev
The generalized dynamic model of the rotor system, presented in this paper, is the first model that takes into account the interconnected oscillations of the ?rotor?weakly conductive fluid?foundation? system under the action of parameters such as fluid a...
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Xinyue Lan, Liyue Wang, Cong Wang, Gang Sun, Jinzhang Feng and Miao Zhang
In this research, we introduce a deep-learning-based framework designed for the prediction of transonic flow through a linear cascade utilizing large-scale point-cloud data. In our experimental cases, the predictions demonstrate a nearly four-fold speed ...
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Michael Thome, Ould el Moctar and Thomas E. Schellin
Comparative hydrodynamic loads caused by a focused wave acting on differently sized slender vertical cylinders placed in a wave canal were predicted at model scale using an unsteady Reynolds-averaged Navier?Stokes (URANS) solver and the Morison equation....
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