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Jiaqi Hu, Yin Gu, Jinhuang Yan, Ying Sun and Xinyi Huang
With the convenient and fast requirements for construction in bridge engineering, prefabricated assembly technology is widely applied in engineering construction. Typically, prefabricated bridge decks are connected through cast-in-place wet joints. Wet j...
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Longhuang Xiao, Yuan Zhuang, Xilei Wu, Jialiang Yang, Yongjie Lu, Ying Liu and Xiaohong Han
Immersion cooling is widely used for thermal management of servers. The two-phase immersion cooling, which transfers heat by boiling, possesses efficient temperature control ability under intensive heat generation. In the process of temperature control t...
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Grigore Cican, Tiberius-Florian Frigioescu, Daniel-Eugeniu Crunteanu and Laurentiu Cristea
This paper explores the implementation of an ejector to a micro turbojet engine and analysis of the advantages in terms of acoustic and thrust/fuel consumption. Starting with the analytical equations and a series of numerical simulations, the optimal eje...
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Tiago J. Lopes, Tatiana Sampaio, João P. Oliveira, Mafalda P. Pinto, Daniel A. Marinho and Jorge E. Morais
Evidence on the role of propulsion compared to drag in swimming, based on experimental settings, is still lacking. However, higher levels of propulsion seem to lead to faster swimming velocities. The aim of this study was to understand the variation in a...
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Haitao Luo, Ziyang Liu, Chaohui Fan and Fengqun Zhao
When the problem of the reaction force under the receiver structure is complicated, the existing force-based transfer path analysis method is not suitable for its analysis. Therefore, an improved reaction force transfer path analysis method is proposed i...
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Antonio Rosales and Tapio Heikkilä
Robots executing contact tasks are essential in a wide range of industrial processes such as polishing, welding, debugging, drilling, etc. Force control is indispensable in these type of tasks since it is required to keep the interaction force (between t...
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Fangyuan Li, Zhenwei Guo, Yunxuan Cui and Peifeng Wu
The flexible structure of the new type of aerial track studied in this paper is formed by strings and tracks, which have obvious dynamic characteristics under the action of vehicle moving loads and is also an important factor affecting its performance. T...
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Chaeog Lim, Ik-seung Han, Ju-Young Kang, Im-jun Ban, Byungkeun Lee, Jun Soo Park and Sung-chul Shin
Global ship analysis is conducted using a finite element model (FE model) for ship design and construction, which involves structural, motion, and vibration analyses. It is crucial to examine the structural safety of the hull and motion response. In the ...
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Jianxiao Wang, Wei Sun, Petru Aurelian Simionescu and Yuanjin Ju
The seed metering process of a fluted force-feed seeder was simulated using the Discrete Element Method and its parameters optimized using the Box?Behnken Design of Experiments and the Response Surface Method. The rotational speed of the feed roller, the...
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Xiaoli Yan, Yingxue Zhou, Tao Li and Feifei Zhu
Intelligent construction (IC) integrates intelligent technologies with the construction industry to improve efficiency and sustainability. IC development involves many driving factors, but only the critical factors play essential roles. Thus, it is neces...
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Xux Ek? Azucena Novelo and Hsiao-Yeh Chu
Nut fasteners are produced by machines working around the clock. Companies generally operate with a run-to-failure or planned maintenance approach. Even with a planned maintenance schedule, however, undetected damage to the dies and non-die parts occurri...
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Haiwei Wang, Cheng Ji, Fengxia Lu, Cheng Wang and Xueyan Sun
The dynamics analysis of a planetary gear set transmissions requires the creation of completely different models for different gears, which is very tedious. In this paper, a generalized dynamics modeling process is proposed for a three planetary gear set...
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Vanessa E. Ortiz-Padilla, Mauricio A. Ramírez-Moreno, Gerardo Presbítero-Espinosa, Ricardo A. Ramírez-Mendoza and Jorge de J. Lozoya-Santos
This work presents a survey literature review on biomechanics, specifically aimed at the study of existent biomechanical tools through video analysis, in order to identify opportunities for researchers in the field, and discuss future proposals and persp...
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Junyi Wang, Yifei Fan, Yu Yang, Luoqi Zhang, Yan Zhang, Shixiang Li and Yali Wei
Monitoring vegetation growth and exploring the driving force behind it is very important for the study of global climate change and ecological environmental protection. Based on Normalized Difference Vegetation Index (NDVI) data from Moderate-Resolution ...
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Guangchun Zhong, Guofang Zhai and Wei Chen
Determining how to reasonably allocate shelters in the central area of the city and improve evacuation efficiency are important issues in the field of urban disaster prevention. This paper introduces the methodology and mathematical model from the field ...
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Jinsheng Wang, Shihao Xue and Guoji Xu
To facilitate the establishment of the probabilistic model for quantifying the vulnerability of coastal bridges to natural hazards and support the associated risk assessment and mitigation activities, it is imperative to develop an accurate and efficient...
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Min Guk Seo, Yoon Jin Ha, Bo Woo Nam and Yeongyu Kim
In this study, experimental and numerical methods were applied to estimate surge and sway wave drift forces and yaw drift moment acting on KVLCC2, advancing in oblique wave. An experiment was carried out in the ocean engineering basin of the Korea Resear...
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Junwei Yu, Shaowei Zhang, Wencai Yang, Yongzhi Xin and Huaining Gao
This paper presents the design of a hybrid system named the Mooring Buoys Observation System for Benthic with Electro Optical Mechanical Cable (MBOSBC) for long-term mooring buoy observation in deep oceans. MBOSBC is comprised of three main modules: a su...
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Bence Szabó, Attila Kossa
Pág. 165 - 171
This work presents explicit dynamic finite element simulations of various impacts of elastic-plastic solid spheres with flat walls. Different analytical models describing the mechanics of the impact phenomenon are also presented. Elastic and elasti...
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Hyun A. Son, Sungsu Lee and Jooyong Lee
In this study, the drag exerted by an accelerating fluid on a stationary 2D circular cylinder is numerically investigated using Fluent 19.2 based on the finite-volume method. The SST k?? model is chosen as the turbulence model because of its superiority ...
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