1–20 von 32 Ergebnissen
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    Wing body junctions in ship hydrodynamics

    Freier Zugriff
    Costel Ungureanu / Costel Iulian Mocanu | DOAJ | 2019
    hydrodynamic, structural, technological and operational. The hydrodynamic measures, which are the first that can be taken into consideration in order ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Verification and validation study for a hydrofoil mounted on a plate

    Freier Zugriff
    Costel Ungureanu / Costel Iulian Mocanu | DOAJ | 2020
    between the boundary layer on the plate and the boundary layer on the profile. Two benchmark tests have been identified in the literature: one for ...
    Schlagwörter: verification and validation, error, uncertainty, flat plate, drag coefficient , Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    The study of the crack apparition and propagation on a 60 cubic meters steel tank

    Freier Zugriff
    Matei Cosmin Baciu / Bogdan Ioan Bahrim / Cristina Birladeanu et al. | DOAJ | 2016
    tanks. The cargo in the tanks of gas carrier is partially liquid and partially vapour in normal condition. However, when the tank structure ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    The mesh influence in fluid flow

    Freier Zugriff
    Liviu Galateanu / Matei Cosmin Baciu / Alin Pohilca et al. | DOAJ | 2019
    The principal objective of this study is to adapt the mesh of the computational fluid dy-namics to obtain a good accuracy. In the past, the ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    The influence of the shapes of a model of an individual house on the pressures of the air currents in the wind

    Freier Zugriff
    Radu Alexandru Mocanu / Radu Bosoancă / Dan Constantin Obreja et al. | DOAJ | 2022
    placed in specific areas we observed and measured the pressures that formed at different wind speeds and incidence angles. ...
    Schlagwörter: wind tunnel, air flow, numerical and experimental simulation. , Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Study of superstructure and mast vibrations / frequencies reduction solutions for a maritime tug

    Freier Zugriff
    Alin Marius Pohilca / Daniela Mihaela Loica / Florin Renardo Teodor et al. | DOAJ | 2020
    Onboard vessel heavy rotating equipment and environmental conditions (sailing in waves) are a major source of onboard vibrations that may ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Stress tension and deformation study in teeth of a cylindrical spur gears

    Freier Zugriff
    Costică Hogaș / Adrian Bogdan Ionita / Valentin Claudiu Papuc et al. | DOAJ | 2016
    tangential direction. The teeth of a spur gear prevent any kind of slip or deformation and allow to transmit the torque with a force considerably ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Stress and strain analysis that occurs in the structure of a section and in its lifting installation, during the lifting and turning maneuvers

    Freier Zugriff
    Liviu Galatanu / Andreea Georgiana Darie / Eugen Gavan et al. | DOAJ | 2020
    where they are built to the assembly location. When the shape and structure of the sections allow, they are built in an inverted position, and ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    State of stress of a hull structure rammed by the bow of another vessel

    Freier Zugriff
    Mădălina Prodan / Vladut Alexandru Vicol / Costel Iulian Mocanu | DOAJ | 2016
    The study of structural strength of the hull structure is essential to determine the safety and integrity of the ship, in case of collision ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    State of stress in the hull of a boat made from GRP to enhance the resistance of body structure

    Freier Zugriff
    Mădălina Prodan / Vladut Alexandru Vicol / Adrian Caramatescu et al. | DOAJ | 2016
    In naval industry researchers try to discover new lighter and stronger materials but also try to design new shapes to improve the body ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Software numerical study of the stresses that appear in the “FANCAT” catamaran`s structure in calm water

    Freier Zugriff
    Matei Cosmin Baciu / Liviu Galatanu / Costel Iulian Mocanu | DOAJ | 2017
    The main objective of this work is to study the stresses that occurs in the structure of FANCAT catamaran. The catamaran structure was ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Ship concept for cleaning the navigable inland water of floating debris

    Freier Zugriff
    Anca Bleoju / Alin Pohilca / Daniela-Ioana Tudose et al. | DOAJ | 2021
    walkways on the berths of passenger ships and more. The paper presents the studies carried out in order to design a ship for the collection of ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Shapes’ optimisation using numerical naval hydrodynamics of a Ro-Ro double ferry with electric propulsion to cross the Danube

    Freier Zugriff
    Nichita Sava / Liviu Moise / Daniela-Ioana Tudose et al. | DOAJ | 2021
    inventions. Scientist in many European countries and beyond are developing studies either to reduce emissions from propulsion engines or to design ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Review of composite materials applications in marine industry

    Freier Zugriff
    Adrian Caramatescu / Costel Iulian Mocanu | DOAJ | 2019
    As in many industrial domains, applications of composite materials show a constant growth in the marine industry. The possibility to create ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical study CFD of “FANCAT” catamaran`s shapes

    Freier Zugriff
    Matei Cosmin Baciu / Liviu Galatanu / Costel Iulian Mocanu | DOAJ | 2017
    The main objective of this work is to find the optimal shape from hydrodynamic resistance and waves for a catamaran hull. The main issue is ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical simulation of heat transfer behaviour after temperature modification

    Freier Zugriff
    Mădălina Cristina Onica / Stefan Florescu / Costel Iulian Mocanu et al. | DOAJ | 2016
    that allow predicting of structural transformations in metals and alloys welded and determining the associated level of stresses and strains. ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical simulation of a projectile that runs through a plane structure strengthened with one-way stiffeners

    Freier Zugriff
    Mădălina Prodan / Vladut Alexandru Vicol / Costel Iulian Mocanu | DOAJ | 2015
    Because of the naval incidents in recent years resulting in loss of human lives and materials, an outstanding importance is now given to ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical analysis using CFD methods of flowing around trimaran hull

    Freier Zugriff
    Matei Cosmin Baciu / Liviu Galatanu / Costel Iulian Mocanu et al. | DOAJ | 2018
    In order to reduce the pollution caused by the expanding economy, solutions are sought to find new forms of energy instead of the one based ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical analysis of the stress that occurs in the crane structure of 325 tf Metalna to manoeuvre the block sections of the ship in the Damen SA Shipyard, Galati

    Freier Zugriff
    Mădălina Cristina Onica / Madalin Marius Costea / Costel Iulian Mocanu | DOAJ | 2015
    (FEM). This method gives designers an exact overview of stress and strain which occur in structures under loads. The aim of the study is to ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Noise report onboard of cargo vessel

    Freier Zugriff
    Elena Gabriela Hulea / Costel Iulian Mocanu | DOAJ | 2020
    noise levels onboard every ship not only for the first ship, no matter the type and size above 1600 gross tonnage. That why is necessary a good ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering