1–20 of 397 hits
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    Whipping-based criterion for the identification of slamming events

    Dessi, Daniele | Online Contents | 2014
    ABSTRACT In this paper, a new criterion for the identification of slamming events is formulated. This criterion is based on the analysis of ...

    Welding deformation analysis based on improved equivalent strain method to cover external constraint during cooling stage

    Kim, Tae-Jun / Jang, Beom-Seon / Kang, Sung-Wook | Online Contents | 2015
    work piece and bending stress forms in the transverse direction. The additional bending stress distribution across the plate thickness was ...

    Welding deformation analysis based on improved equivalent strain method considering the effect of temperature gradients

    Kim, Tae-Jun / Jang, Beom-Seon / Kang, Sung-Wook | Online Contents | 2015
    ABSTRACT In the present study, the existing equivalent stain method is improved to make up for its weaknesses. The improved inherent strain ...

    Virtual simulation of maneuvering captive tests for a surface vessel

    Hajivand, Ahmad / Mousavizadegan, S. Hossein | Online Contents | 2015
    Abstract Hydrodynamic derivatives or coefficients are required to predict the maneuvering characteristics of a marine vehicle. These ...

    Virtual maneuvering test in CFD media in presence of free surface

    Hajivand, Ahmad / Mousavizadegan, S. Hossein | Online Contents | 2015
    Abstract Maneuvering oblique towing test is simulated in a Computational Fluid Dynamic (CFD) environment to obtain the linear and nonlinear ...

    Verification of drag-reduction capabilities of stiff compliant coatings in air flow at moderate speeds

    Boiko, Andrey V. / Kulik, Victor M. / Chun, Ho-Hwan et al. | Online Contents | 2011
    compliant coating inserts were installed in a wind tunnel and the measurements of skin frictional drag and velocity field were carried out. The ...

    Verification of CFD analysis methods for predicting the drag force and thrust power of an underwater disk robot

    Joung, Tae-Hwan / Choi, Hyeung-Sik / Jung, Sang-Ki et al. | Online Contents | 2014
    for predicting the drag and propulsion performance (thrust and torque) of a concept underwater vehicle design. In order to select an ...

    Validation Process for Computational Model of Full-Scale Segment for Design of Composite Footbridge

    Ferenc, Tomasz / Mikulski, Tomasz | Online Contents | 2020
    ; however, span length was reduced to 3 m. The experimental tests were conducted in a laboratory of the Faculty of Ocean Engineering and Ship ...

    Utilization of alternative marine fuels for gas turbine power plant onboard ships

    El Gohary, M. Morsy / Seddiek, Ibrahim Sadek | Online Contents | 2013
    instead of diesel oil for marine gas turbine, the effect of the alternative fuel on gas turbine thermodynamic performance and the employed ...

    Underwater striling engine design with modified one-dimensional model

    Li, Daijin / Qin, Kan / Luo, Kai | Online Contents | 2015
    Abstract Stirling engines are regarded as an efficient and promising power system for underwater devices. Currently, many researches on one ...

    Underwater image quality enhancement through Rayleigh-stretching and averaging image planes

    Ghani, Ahmad Shahrizan Abdul / Isa, Nor Ashidi Mat | Online Contents | 2014
    ABSTRACT Visibility in underwater images is usually poor because of the attenuation of light in the water that causes low contrast and ...

    Undergraduate courses for enhancing design ability in naval architecture

    Lee, Kyu-Yeul / Ku, Namkug / Cha, Ju-Hwan | Online Contents | 2013
    Naval Architecture and Ocean Engineering departments. Shipyards require students to acquire practical ship design skills in undergraduate ...

    Ultimate strength performance of tankers associated with industry corrosion addition practices

    Kim, Do Kyun / Kim, Han Byul / Zhang, Xiaoming et al. | Online Contents | 2014
    Abstract In the ship and offshore structure design, age-related problems such as corrosion damage, local denting, and fatigue damage are ...

    Ultimate strength of stiffened plates with pitting corrosion

    Rahbar-Ranji, Ahmad / Niamir, Nabi / Zarookian, Arvin | Online Contents | 2015
    minimum and maximum reduction of ultimate strength with stronger stiffeners, respectively. In weak stiffener, reduction of ultimate strength in ...

    Ultimate strength of steel beam-columns under axial compression

    Li, Zhongwei | Online Contents | 2017
    and can be extended to multi-span beam-columns and other load combinations including lateral pressure. The presented beam-column model is ...
    Keywords: Naval engineering , Offshore engineering

    Ultimate strength of simply supported plate with opening under uniaxial compression

    Yu, Chang-Li / Lee, Joo-Sung | Online Contents | 2012
    and absolutely reduce the ultimate strength of structures. In this study, the finite element analysis package, ABAQUS, is used to analyze the ...

    Two-dimensional modeling of stepped planing hulls with open and pressurized air cavities

    Matveev, Konstantin I. | Online Contents | 2012
    deformations, wetted hull lengths, and pressure distribution are calculated at given hull attitude and Froude number. Pressurized air cavities that ...

    Twisted rudder for reducing fuel-oil consumption

    Kim, Jung-Hun / Choi, Jung-Eun / Choi, Bong-Jun et al. | Online Contents | 2014
    unsteady turbulent flow. The turbulence model applied is the Reynolds stress. The calculation was carried out in towing and self-propulsion ...

    Transient effects of tendon disconnection on the survivability of a TLP in moderate-strength hurricane condition

    Kim, Moo Hyun / Zhang, Zhi | Online Contents | 2009
    responses of the platform and tendon tensions at the moment of disconnection are in time domain. Compared to the common industry practice of ...