1–20 von 59 Ergebnissen
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    An investigation of geometric feature recognition in 3D ship data

    Freier Zugriff
    Hai Guo / Lin Du / Guangnian Li | DOAJ | 2024
    The intelligent recognition of ship geometric features is a prerequisite for enabling computers to automatically generate and deform ship ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Method for anti-collision path planning using velocity obstacle and A* algorithms for maritime autonomous surface ship

    Freier Zugriff
    Donghun Yu / Myung-Il Roh | DOAJ | 2024
    efficiency of anti-collision technology should be enhanced. In this paper, we propose a novel hybrid anti-collision path planning method called VO ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Study on the seawater cooled PRHRS of a nuclear propulsion ship with the upper heat exchanger for driving force and the seawater heat exchanger as an ultimate heat sink

    Freier Zugriff
    Yong Hwan Yoo / Han Koo Jeong / Wooseong Park et al. | DOAJ | 2024
    . Considering the size, weight, and exceptional heat removal capability of SWC-PRHRS, it is clear that SWC-PRHRS is well suited for marine application ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Mounting and testing technology for a steering gear system with hydraulic cylinders

    Freier Zugriff
    Cosmin Sorin Oprea / Costel Ungureanu | DOAJ | 2023
    time, to facilitate the changes of navigation direction. In this context, the technology for assembling the system is well-defined through ...
    Schlagwörter: steering gear, rudder, mounting technology. , Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Potential energy savings of air lubrication technology on merchant ships

    Freier Zugriff
    Young-Rong Kim / Sverre Steen | DOAJ | 2023
    As the reduction of greenhouse gas emissions has become an important issue, measures and devices to reduce energy consumption are in ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Entrance and run angle variations of hull form preserving the prismatic coefficient

    Freier Zugriff
    Eun-Young Son / Min-Jae Oh / Se-Jin Oh et al. | DOAJ | 2023
    There are several methods of hull form variation that can be used in initial ship design, such as offset variation, line variation, and ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Extent of damage analysis of naval ships subject to internal explosions

    Freier Zugriff
    Myo Jung Kwak / Joon Young Yoon / Sayyoon Park et al. | DOAJ | 2023
    major function and its inherent mission is considered as a desirable design trend in ROK navy since Cheonan sinking accident. Because it is ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    About underwater robots and their application in hyperbaric welding

    Freier Zugriff
    Aurel Dan Maimon | DOAJ | 2022
    envisage better knowledge and exploi-tation of this environment still inaccessible to humans. This article presents the current state of technology ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    An Innovative Method of Measuring the Extension of the Piston Rod in Hydraulic Cylinders, Especially Large Ones Used in the Shipbuilding and Offshore Industry

    Freier Zugriff
    Dymarski Paweł / Dymarski Czesław / Grymajło Piotr | DOAJ | 2022
    Engineering and Shipbuilding at the Gdańsk University of Technology, regarding designing various on board devices with hydraulic drive for ships and ...
    Schlagwörter: Naval architecture. Shipbuilding. Marine engineering

    Experimental study on the wake characteristics of the circular cylinder with the V-groove surface

    Freier Zugriff
    Ping Liu / Deqiang Wang / Fei Yan | DOAJ | 2022
    ) and Proper Orthogonal Decomposition (POD) technology are used to measure and analyze the flow field velocity and the flow characteristic of ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical simulation of surface roughness effects on the vortex-induced vibration of a circular cylinder at a subcritical Reynolds number

    Freier Zugriff
    Wei Chen / Siying Wang / Xiaotao Shi et al. | DOAJ | 2022
    analyzed. The results show that as surface roughness increases, four branches (initial, upper, super-upper and lower branches) appear in the VIV ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    An application of augmented Lagrangian differential evolution algorithm for optimizing the speed of inland ships sailing on the Yangtze River

    Freier Zugriff
    Longhui Zhang / Xiuyan Peng / Zhengfeng Liu et al. | DOAJ | 2022
    attention. In this study, a modeling method for the speed optimization of inland ships sailing on the Yangtze River and a heuristic algorithm called ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Experimental and numerical simulation investigation on vortex-induced vibration test system based on bare fiber Bragg grating sensor technology for vertical riser

    Freier Zugriff
    Chunxiao Wang / Yu Wang / Yu Liu et al. | DOAJ | 2021
    The Vortex-Induced Vibration (VIV) test system on deepwater riser based on Bare Fiber Bragg Grating (BFBG) sensor technology was designed ...
    Schlagwörter: Bare fiber Bragg grating sensor technology , Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Estimation of ship operational efficiency from AIS data using big data technology

    Freier Zugriff
    Seong-Hoon Kim / Myung-Il Roh / Min-Jae Oh et al. | DOAJ | 2020
    , such as routing, hull cleaning, decommissioning, new building, etc. The key parameter in calculating EEOI is Fuel Oil Consumption (FOC). It can ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Recent developments in remote inspections of ship structures

    Freier Zugriff
    Laura Poggi / Tomaso Gaggero / Marco Gaiotti et al. | DOAJ | 2020
    In recent years robotics has become an important resource in engineering. Adoption of Robotics and Autonomous Systems (RAS) in activities ...
    Schlagwörter: Robotics and autonomous systems , Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical analysis of unsteady hydrodynamic performance of pump-jet propulsor in oblique flow

    Freier Zugriff
    Chengcheng Qiu / Guang Pan / Qiaogao Huang et al. | DOAJ | 2020
    In this study, the SST k−ω turbulence model and the sliding mesh technology based on RANS method have been adopted to simulate the exciting ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Juridical review of maritime boundary between Australia-Timor Leste and Indonesia

    Freier Zugriff
    Muhammad Al Imran Zani R. | DOAJ | 2020
    (UNCLOS) held in Jamaica. The maritime boundary between Indonesia and Australia has been agreed in the Indonesia-Australia maritime boundary ...
    Schlagwörter: Naval architecture. Shipbuilding. Marine engineering , Technology

    Machine Learning Methodology for Management of Shipbuilding Master Data

    Freier Zugriff
    Ju Hyeon Jeong / Jong Hun Woo / JungGoo Park | DOAJ | 2020
    The continuous development of information and communication technologies has resulted in an exponential increase in data. Consequently ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Estimated EEDI versus calculated EEDI using S/P trials for a chemical oil tanker

    Freier Zugriff
    Ioan Bosoanca | DOAJ | 2020
    A cleaner environment to prevent dramatic climate changes is the goal of nowadays. Efforts to achieve this goal in marine field have been ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Autonomous swimming technology for an AUV operating in the underwater jacket structure environment

    Freier Zugriff
    Ji-Hong Li / Daegil Park / Geonhui Ki | DOAJ | 2019
    This paper presents the autonomous swimming technology developed for an Autonomous Underwater Vehicle (AUV) operating in the underwater ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering