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Yixiao Li, Fang Zhang and Jinhui Jiang
Dynamic load localization and identification technology is very important in the structural design and optimization of aircraft. This paper proposes a non-global traversal method (NTM) for the fast positioning and recognition of dynamic loads on continuo...
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Bahruddin Ibrahim, Arya Wiranata, Ida Zahrina, Leo Sentosa, Nasruddin Nasruddin and Yuswan Muharam
Overloading and climate change are often problems in pavement structures. For this reason, hard asphalt binders have high softening points, are elastic, and have good adhesion, which is needed to improve pavement performance. Asphalt binder performance c...
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Letícia Reggiane de Carvalho Costa, Ivone Vanessa Jurado-Davila, Júlia Toffoli De Oliveira, Keila Guerra Pacheco Nunes, Diego Cardoso Estumano, Robson Alves de Oliveira, Elvis Carissimi and Liliana Amaral Féris
Water pollution, particularly from elevated fluoride ion (F-) concentrations, is a significant challenge in many developing countries, particularly those relying on groundwater. The stable form of fluoride, F-, poses health risks, leading to concerns abo...
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Christian Lehr, Pascal Munsch, Romuald Skoda and Andreas Brümmer
The acoustic properties of a single-stage centrifugal pump with low specific speed are investigated by means of compressible 3D CFD simulations (URANS) and experiments. In order to determine the pump?s acoustic transmission and excitation characteristics...
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Huixue Dang, Jiang Xu, Wei Wang, Xiaochen Wang, Bin Li, Ruizhi Cao, Liuhong Kang and Zhichun Yang
Civilian aircraft can experience noticeable vibrations in the cockpit and cabin due to mechanical faults during flight. To address this issue, a hybrid approach was utilized to investigate fluid-induced vibration load characteristics in the front landing...
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Yang Yu, Yuepeng Mao, Tao Yu, Yalin Yang, Shulin Xu and Sijia Liang
Flow separation and transitions of separation patterns are common phenomena of nozzles working with a wide Mach range. The maximum thrust method is applied to design the single-expansion ramp nozzle (SERN) for specific operating conditions. The nozzle is...
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Yuepeng Yan, Xiaoqiang Fan and Bing Xiong
Experiments were conducted in this study to reveal the flow characteristics of a variable cross-section S-shaped isolator, when applying the steady-state back pressure at the isolator outlet. The self-excited oscillation characteristics of the shock trai...
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Kaige Zhu, Guoyou Shi, Jiao Liu and Jiahui Shi
The fast reconstruction of the ship hull nonuniform rational B-spline (NURBS) surface with uniform continuity is essential for calculating hydrostatic elements such as waterplane area and molded volume in real time. Thus, this study proposes a fast recon...
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Zhixia Liu, Yongqiang Yu, Jing Wang, Zhiwei Kang, Fengyu He and Lianxing Gao
To improve its cleaning performance, the peanut sheller?s air?screen cleaning device was used as the research object, and a numerical simulation was carried out. A scheme was proposed to optimize the installation angle of the screen surface of the air?sc...
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Simon Joßberger and Stefan Riedelbauch
Double-regulated Kaplan turbines with adjustable guide vanes and runner blades offer a high degree of flexibility and good efficiency for a wide range of operating points. However, this also leads to a complex geometry and flow guidance with, for example...
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