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Maozhen Xia, Haining Lu, Jianmin Yang and Pengfei Sun
Deep-sea mining vehicles (DSMVs) are highly prone to sinking and slippage when traveling on extremely soft seafloor sediments. In addition, DSMVs can be vulnerable to dangerous situations such as overturning due to the non-homogeneous characteristic of t...
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Qingguo Kong and Wei Jia
To investigate the aerodynamic characteristics of the fan in windmilling conditions, a new body force model with the fan rotational speed prediction model was developed. The fan rotational speed prediction model was built based on the balance of fan outp...
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Emmanuel Benichou, Guillaume Dufour, Yannick Bousquet, Nicolas Binder, Aurélie Ortolan and Xavier Carbonneau
New propulsive concepts, such as boundary layer ingestion, involve stronger interactions between the engine and its environment, and are thus more complex flows compared to classical architectures. Usual turbomachinery design tools are inadequate, and ne...
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Jadran Carija, Eduard Marenic, Tomislav Jarak and Mijo Nikolic
This research presents a novel approach to modeling fracture propagation using a discrete lattice element model with embedded strong discontinuities. The focus is on enhancing the linear elastic response within the model followed by propagation of fractu...
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Daniela Szpaczynska, Marian Janusz Lopatka and Piotr Krogul
The elastic-damping properties of the rubber track structure can have a significant impact on the running gear performance of lightweight mobile robots. Taking these properties into account is particularly important for modeling obstacle negotiation and ...
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Kyungwon Oh and Seonghee Kho
The purpose of this paper is to analyze the structural stability of an underwater high-speed vehicle. The drag characteristics of a moving body moving at high speed in water were analyzed, and a stability analysis of the structure was performed by applyi...
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Bradford Knight and Kevin Maki
Accurate and efficient prediction of the forces on a propeller is critical for analyzing a maneuvering vessel with numerical methods. CFD methods like RANS, LES, or DES can accurately predict the propeller forces, but are computationally expensive due to...
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Jiarui Zhang, Jianwei Tu, Zhao Li, Kui Gao and Hua Xie
A new piezoelectric composite, macro fiber composite (MFC) is recombined with piezoceramic fibers, an epoxy resin basal body, and an interdigitated electrode. It has been widely applied in vibration reduction and deformation control of thin-walled struct...
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Zehan Wang, Zhenggang Lu, Juyao Wei and Xiaojie Qiu
The virtual track train (VTT) is a new urban public transportation system that adopts all-axle steering and distributed drive. The Super autonomous Rail rapid Transit (SRT), as one of them, adopts a four-module six-axle structure. In response to its cruc...
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Xiaohai Fu, Jinze Li, Jiankun Liu, Zheng Hu and Changyi Tang
Based on a plain concrete pile composite foundation project in the coastal area of Zhuhai, considering the complex hydraulic load environment induced by tidal water-level changes, finite element simulations and parameter calibrations were carried out to ...
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Changzhe Chen, Lu Zou, Zaojian Zou and Haipeng Guo
Propeller modeling in virtual captive model tests is crucial to the prediction accuracy of ship maneuvering motion. In the present study, the Computational Fluid Dynamics (CFD) method with two propeller modeling methods, Sliding Mesh (SM) and Multiple Re...
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Silvia Bozzi, Adrià Moreno Miquel, Alessandro Antonini, Giuseppe Passoni and Renata Archetti
In the present paper, we investigate the feasibility of wave electricity production in Italian seas by the deployment of the Seabased wave energy converter (WEC). A numerical model of the coupled buoy-generator system is presented, which simulates the be...
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Azim Hosseini, Sasan Tavakoli, Abbas Dashtimanesh, Prasanta K. Sahoo and Mihkel Kõrgesaar
This paper presents CFD (Computational Fluid Dynamics) simulations of the performance of a planing hull in a calm-water condition, aiming to evaluate similarities and differences between results of different CFD models. The key differences between these ...
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Oleksij Fomin,Alyona Lovska,Viktoria Kudelya,Iryna Smyrnova
Pág. 33 - 41
The bearing structure of a covered rail wagon has been improved to enable firing from it at motion. The covered wagon of model 11?217 was chosen as a prototype. To enable firing in the vertical plane, it has been proposed to use a sliding roof, which con...
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