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Aidi Li, Zhijie Xu, Jianqin Zhang, Taizeng Li, Xinyue Cheng and Chaonan Hu
With the rapid growth of trajectory big data, there is a need for more efficient methods to extract, analyze, and visualize these data. However, existing research on trajectory big data visualization mainly focuses on displaying trajectories for a specif...
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Anna Okhitina, Stepan Tkachev and Dmitry Roldugin
This paper considers a construction procedure of a satellite reference angular motion in the vicinity of an unstable gravitational equilibrium position. The satellite is stabilized on the reference trajectory by the magnetic coils. The problem is solved ...
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Shenghui Wang, Huaqi Liu, Kang Ma, Qi Ou, Hui Geng and Fangcheng Lv
Metal particle contamination is an important reason for insulation failure of gas-insulated transmission lines (GILs). Particle trap is the common method for particle suppression. At present, research on the motion characteristics of metal particles near...
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Chao Ning, Yalin Li, Ping Huang, Hongbo Shi and Haichao Sun
Centrifugal pumps are the critical components in deep-sea mining. In order to investigate the particle motion in the curved channel of the impeller, three different types of curvature conform to blade profile to simplify the impeller design of pumps. A n...
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Kyu-Sik Park, Hung-Truyen Luong and Joonmo Choung
Tank heel minimization is a significant issue in the design of LNG fuel tanks because it is associated with stable suction pump operation and thermal shock requirements during LNG bunkering. This study examined how the LNG tank heel is minimized, maintai...
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Robert D. McCauley, Mark G. Meekan and Miles J. G. Parsons
An experimental marine seismic source survey off the northwest Australian coast operated a 2600 cubic inch (41.6 l) airgun array, every 5.88 s, along six lines at a northern site and eight lines at a southern site. The airgun array was discharged 27,770 ...
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Giuseppe Gallo, Adriano Isoldi, Dario Del Gatto, Raffaele Savino, Amedeo Capozzoli, Claudio Curcio and Angelo Liseno
The present work is focused on a detailed description of an in-house, particle-in-cell code developed by the authors, whose main aim is to perform highly accurate plasma simulations on an off-the-shelf computing platform in a relatively short computation...
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Ale? Vysocký, Richard Paprok, Jakub ?afarík, Tomá? Kot, Zdenko Bobovský, Petr Novák and Václav Sná?el
Proposed method can improve efficiency of non-technological movements of robotic manipulator. This has a wide range of use in the industry, where robot provides traverse between different technological operations.
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Tooran Tavangar, Hesam Tofighian and Ali Tarokh
Particle-laden jet flows can be observed in many industrial applications. In this investigation, the horizontal motion of particle laden jets is simulated using the Eulerian?Lagrangian framework. The two-way coupling is applied to the model to simulate t...
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Bridget Nkemnole,Olaide Abass
AbstractOrientation: Geometric Brownian motion (GBM) model basically suggests whether the distribution of asset returns is normal or lognormal. However, many empirical studies have revealed that return distributions are usually not normal. These stu...
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Markus Noack, Sabine U. Gerbersdorf, Gudrun Hillebrand and Silke Wieprecht
In contrast to non-cohesive sediments, the incipient motion of cohesive sediments is characterized by much more complex interactions between several sedimentary, biological, and chemical parameters. Thus, site-specific investigations are required to obta...
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Alexandr I. Vedenev, Oleg Yu. Kochetov, Andrey A. Lunkov, Andrey S. Shurup and Saltanat S. Kassymbekova
The measurements of airborne and underwater noise radiated by a Griffon BHT130 hovercraft were conducted in the Ural-Caspian Channel and in the North Caspian Sea. This type of hovercraft is being used for all-season cargo and crew transportation to oil a...
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Liwen Deng, Qiong Hu, Jun Chen, Yajuan Kang and Shaojun Liu
Six-stage centrifugal pumps are used in deep-sea mining lifting systems and are required to convey slurry containing coarse particles. A six-stage centrifugal pump suitable for operation in a natural mining system was manufactured. High-flow and full-sca...
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Saman Rashidi, Javad Aolfazli Esfahani and Rahmat Ellahi
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Chang-Wan Ha, Sungho Jung, Jinseong Park and Jaewon Lim
Magnetic levitation can reduce particulate contamination that occurs during wafer transportation in the semiconductor manufacturing process. This technology radically eliminates contact between the wafer and the transport system, reducing friction, wear,...
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Zhaosheng Yu, Yutian Yang and Jianzhong Lin
Deterministic lateral displacement (DLD) is a popular technique for separating micro-scale and nano-scale particles continuously. In this paper, an efficient three-dimensional fictitious domain method is developed for the direct numerical simulation of t...
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Hongyue Chen, Zhongrui Zhu and Desen Yang
In order to apply the acoustic vector hydrophone on a ship, the properties of the acoustic vector field near the underwater planar cavity baffle are studied based on the Euler description and Lagrange description. The acoustic vector field is calculated ...
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Seongjin Song and Sunho Park
In this paper, numerical studies were carried out on scour around a subsea pipeline. A coupled solver between computational fluid dynamics (CFD) and discrete element method (DEM) was selected to simulate fluid flow and particle interactions. To select an...
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Richard Hazelwood and Patrick Macey
While the effects of sound pressures in water have been studied extensively, very much less work has been done on seabed vibrations. Our previous work used finite element modeling to interpret the results of field trials, studying propagation through gra...
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Lianjun Chen, Yang Zhang, Pengcheng Li and Gang Pan
This paper aims to reveal the motion law and collision behaviors of shotcrete particle flow jets. A physical model of the jet flow field composed of a nozzle structure and jet area was constructed and meshes with various sizes were used to mesh the nozzl...
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