Results 1 to 10 of about 3,800 (262)

Three-dimensional simulation of ship bow slamming [PDF]

open access: yesE3S Web of Conferences, 2021
The bow flare slamming load was studied by using the software Ls-dyna. A coupling finite element model including air, water and 3d bow was established. Flare slamming pressure was picked up from the finite element model in order to discuss the relation ...
Gao Li Sha, Zhou Pan
doaj   +2 more sources

CFD Prediction of Ship Seakeeping and Slamming Behaviors of a Trimaran in Oblique Regular Waves

open access: yesJournal of Marine Science and Engineering, 2021
The main hull encounters waves at first and causes waves to break, when trimarans are subject to the slamming in head waves. At this moment, emergence phenomena of side hulls will not occur. Thus, the slamming study of trimarans in oblique waves presents
Zhanyang Chen
exaly   +3 more sources

Experimental dataset on aluminium wedge slamming: Measurements of acceleration, pressure, strain, and video data [PDF]

open access: yesData in Brief
This paper presents data from three experimental campaigns investigating slamming loads on a three-dimensional non-prismatic aluminium wedge, complementing the original research article “Slamming loads and responses on a non-prismatic stiffened aluminium
Saeed Hosseinzadeh   +3 more
doaj   +2 more sources

Numerical investigation on water-entry slamming load of large trimaran connecting bridge using OpenFOAM

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectiveThe purpose of this paper is to explores the water-entry slamming load distribution of a trimaran connecting bridge.MethodsBased on OpenFOAM open source software and starting with the continuity equation and N-S equation, this paper establishes ...
Shili SUN, Xuelong CHEN
doaj   +1 more source

Dynamic Characteristics of Two-Dimensional Structures Slamming Under Free Fall Condition

open access: yesShanghai Jiaotong Daxue xuebao, 2023
The slamming process of two-dimensional structures under free fall condition with arbitrary symmetrical shapes is investigated by combining various analytical models for slamming and the precise integration method in the time domain. By closely analyzing
SUN Zhe, SUI Xupeng, KOROBKIN Alexander, DENG Yanzeng, ZHANG Guiyong, ZONG Zhi, JIANG Yichen
doaj   +1 more source

GPS-SLAM: An Augmentation of the ORB-SLAM Algorithm [PDF]

open access: yesSensors, 2019
This work presents Global Positioning System-Simultaneous Localization and Mapping (GPS-SLAM), an augmented version of Oriented FAST (Features from accelerated segment test) and Rotated BRIEF (Binary Robust Independent Elementary Features) feature detector (ORB)-SLAM using GPS and inertial data to make the algorithm capable of dealing with low frame ...
Kiss-Illés, Dániel   +2 more
openaire   +6 more sources

Acoustic SLAM [PDF]

open access: yesIEEE/ACM Transactions on Audio, Speech, and Language Processing, 2018
An algorithm is presented that enables devices equipped with microphones, such as robots, to move within their environment in order to explore, adapt to, and interact with sound sources of interest. Acoustic scene mapping creates a three-dimensional (3D) representation of the positional information of sound sources across time and space.
Christine Evers, Patrick A. Naylor
openaire   +3 more sources

CVI-SLAM—Collaborative Visual-Inertial SLAM [PDF]

open access: yesIEEE Robotics and Automation Letters, 2018
ISSN:2377 ...
Marco Karrer   +2 more
openaire   +1 more source

OSM-SLAM: Aiding SLAM with OpenStreetMaps priors

open access: yesFrontiers in Robotics and AI, 2023
In the last decades, Simultaneous Localization and Mapping (SLAM) proved to be a fundamental topic in the field of robotics, due to the many applications, ranging from autonomous driving to 3D reconstruction. Many systems have been proposed in literature exploiting a heterogeneous variety of sensors.
Matteo Frosi   +2 more
openaire   +3 more sources

Effects of air cushion on slamming load of trimaran cross-deck structure

open access: yesZhongguo Jianchuan Yanjiu, 2021
ObjectivesThe hull plate of a trimaran cross-deck bottom is often subjected to slamming loads under high-level sea conditions, potentially causing severe structural damage. The objective of this study is to analyze the influence of the air cushion effect
Yichen JIANG   +4 more
doaj   +1 more source

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