1–20 von 1,218 Ergebnissen
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    Experimental validation on structure-borne underwater radiated noise transfer function analysis for marine structure

    Freier Zugriff
    Joo-Yeob Lee / Dae-Seung Cho / Kookhyun Kim et al. | DOAJ | 2024
    point-excited one-side fluid-loaded four-edge stiffened plate in a reverberant water tank has been measured and compared with the SEA result ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Hull form optimization of fully parameterized small ships using characteristic curves and deep neural networks

    Freier Zugriff
    Jin-Hyeok Kim / Myung-Il Roh / In-Chang Yeo | DOAJ | 2024
    satisfy the requirements, and determining the most efficient hull form. Numerical analyses using Computational Fluid Dynamics (CFD) were employed ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Validation of 4DOF maneuvering coefficients optimization using hydrodynamic force and moment estimated from free-running model test results

    Freier Zugriff
    Kiwon Kim / Sungeun Choi / Jeonghwa Seo et al. | DOAJ | 2024
    results. The suggested model adequately predicts hydrodynamic force and moment in highly coupled sway and yaw motion. ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Linear diffraction and radiation theory of water waves by a truncated vertical circular cylinder with heave plate in deep and shallow drafts

    Freier Zugriff
    Seung-Yoon Han / Benjamin Bouscasse / Vincent Leroy et al. | DOAJ | 2024
    small wave and motion amplitudes. The domain was decomposed, and the linearized velocity potentials were derived in each subdomain and matched ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    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

    Experimental investigation on wave characteristics due to interference of catamaran demi-hulls in waves

    Freier Zugriff
    Thi Loan Mai / Anh Khoa Vo / Aeri Cho et al. | DOAJ | 2024
    in wave characteristics among positions in the inner region, wavelengths, wave directions, sea states, and speeds compared to ocean waves ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Evaluation of subgrid scale models in turbulent large eddy simulations of pumpjet propulsor

    Freier Zugriff
    Lin Ke / Jinming Ye / Wei He | DOAJ | 2024
    model, while it is the shortest in the SL model. In the WALE and DSL models, the fluctuating load fluctuates more in the transition region from ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Experimental and numerical study on flow dynamics and universal characteristics of ventilated supercavities behind different cavitators

    Freier Zugriff
    So-Won Jeong / Van-Duyen Pham / Byoung-Kwon Ahn et al. | DOAJ | 2024
    experienced on the cavitator decreased linearly with an increase in the ventilation rate, and a consistent trend was observed for all test cavitator ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    A path planning algorithm for unmanned surface vessel with pose constraints in an unknown environment

    Freier Zugriff
    Jiabin Yu / Yang Chen / Meng Yang et al. | DOAJ | 2024
    hybrid D*Lite algorithm for an unmanned surface vessel with pose constraints (position and attitude) in an unknown environment. First, to solve ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Impact load measurement of small multi-bubble explosions near solid wall

    Freier Zugriff
    Nyo Me Thet Naing / Seung-Ho Hyun / Rho-Taek Jung | DOAJ | 2024
    -speed imaging for bubble shape evolution and PVDF sensor for impact force measurement. Similar-sized bubbles are created synchronously and ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Research on safety evaluation and weather routing optimization of ship based on roll dynamics and improved A* algorithm

    Freier Zugriff
    Zilong Guo / Mei Hong / Yongchui Zhang et al. | DOAJ | 2024
    into ship stability dynamics and the importance of considering environmental factors in navigation safety. We calculated the capsizing ...
    Schlagwörter: Meteorological marine environment , Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    New approaches to assess and improve ship operating performance

    Freier Zugriff
    Thai Gia Tran / Hyun Cheol Kim | DOAJ | 2024
    The deterioration in the technical conditions of the main engine, hull, and propeller over time in service is natural and causes adverse ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Interpretable, data-driven models for predicting shaft power, fuel consumption, and speed considering the effects of hull fouling and weather conditions

    Freier Zugriff
    Hyun Soo Kim / Myung-Il Roh | DOAJ | 2024
    In response to the global call for action to reduce CO2 emissions, operational measures such as speed, route optimization, and hull ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Whale optimized routing path selection and 128 bit secured key management for maritime safety

    Freier Zugriff
    Arumugam Maharajan / Parasuraman Kumar | DOAJ | 2024
    The critical aspect in advancing global trade lies in ensuring security across marine trading systems. This research significantly ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    A method for implementing a ship navigation simulator for the generation and utilization of virtual data

    Freier Zugriff
    Min-Chul Kong / Myung-Il Roh | DOAJ | 2024
    , which is challenging to acquire due to the time and space constraints inherent in ships. Additionally, the diverse formats of sensor data and ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Assessment of ship-block stacking status based on images obtained from drone and geographic information system data

    Freier Zugriff
    Young-Soo Han / Kyungho Lee / Byeongwook Nam et al. | DOAJ | 2024
    different production speed depending on the block shape, number of members used, and process complexity. Consequently, the blocks produced in one ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Numerical study on the distance between the propeller with pre-swirl duct and rudder considering fatigue characteristics

    Freier Zugriff
    Won-Seok Jang / Suk-Yoon Hong / Jee-Hun Song | DOAJ | 2024
    ships and reduce the amount of gases they emit. Thus, pre-swirl ducts (PSDs) have been widely adopted in ships due to their high fuel efficiency ...
    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

    Real-time prediction of wave-induced hull girder loads for a large container ship based on the recurrent neural network model and error correction strategy

    Freier Zugriff
    Qiang Wang / Pengyao Yu / Mingdong Lv et al. | DOAJ | 2024
    model and HBM prediction model, and the errors of the TM prediction model and HBM prediction model are slightly larger in some cases. Lastly, an ...
    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