1–20 of 21 hits
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    Ultrasonic Detection of the Intravascular Free Gas Phase in Research on Diving

    Free access
    Kłos Ryszard | DOAJ | 2020
    technique to research. The Bayesian approach applied to validation of the Doppler method for intravascular detection of the free gas phase instead ...

    Simulation and Experimental Study of Hydraulic Cylinder in Oscillating Float-Type Wave Energy Converter

    Free access
    Lai Wenbin / Li Detang / Xie Yonghe | DOAJ | 2020
    mechanism of the hydraulic cylinder. This paper takes a self-developed oscillating float-type wave energy converter as the research object, and ...

    Parameters Identification of the Flexible Fin Kinematics Model Using Vision and Genetic Algorithms

    Free access
    Jurczyk Karolina / Piskur Paweł / Szymak Piotr | DOAJ | 2020
    examine the first method of reproducing tail fin movement. The goal of the research presented in the paper is to identify the parameters of the ...

    Experimental Study on Dynamic Structure of Propeller Tip Vortex

    Free access
    Guangnian Li / Chen Qingren / Liu Yue | DOAJ | 2020

    Design and Mechanical Analysis of a Composite T-Type Connection Structure for Marine Structures

    Free access
    Li Xiaowen / Zhu Zhaoyi / Li Yan et al. | DOAJ | 2020

    A New Low SNR Underwater Acoustic Signal Classification Method Based on Intrinsic Modal Features Maintaining Dimensionality Reduction

    Free access
    Ju Yang / Wei Zhengxian / Huangfu Li et al. | DOAJ | 2020
    target radiation noise is a hot research topic.. This paper proposes a new method for signal processing—low SNR underwater acoustic signal ...

    Detection of Floating Objects Based on Hydroacoustic and Hydrodynamic Pressure Measurements in the Coastal Zone

    Free access
    Buszman Krystian / Gloza Małgorzata | DOAJ | 2020
    The development of coastal infrastructure and related maritime transport necessitatesthe intensification of vessel traffic monitoring ...
    Keywords: underwater pressure research

    Motion Characteristics After Ricochet: An Experimental Investigation

    Free access
    Chen Guoming / Hu Junhua / Liu An et al. | DOAJ | 2020
    results of this study show that (1) a small incident angle and great velocity make the occurrence of ricochet behaviour easier, (2) the stability ...

    Design and Experiment of Low-Pressure Gas Supply System for Dual Fuel Engine

    Free access
    Gu Xiaoyong / Jiang Guohe / Guo Zhenghua et al. | DOAJ | 2020

    Numerical Simulation of the Ducted Propeller and Application to a Semi-Submerged Vehicle

    Free access
    Zou Jin / Tan Guoge / Sun Hanbing et al. | DOAJ | 2020

    Determination of Additional Tension in Towed Streamer Cable Triggered by Collision with Underwater Moving Object

    Free access
    Blintsov Vladimir S. / Trunin Konstantin S. / Tarełko Wiesław | DOAJ | 2020

    Influence of Surface Texture Parameters on Friction Characteristics Under Starved Lubrication

    Free access
    Wu Shen / Zhang Pan / Wei Haijun et al. | DOAJ | 2020

    Energy Analysis of the Propulsion Shaft Fatigue Process in a Rotating Mechanical System Part II Identification Studies – Developing the Fatigue Durability Model of a Drive Shaft

    Free access
    Korczewski Zbigniew / Marszałkowski Konrad | DOAJ | 2020
    The article presents a continuation of research carried out concerning identification of energy consequences of mechanical fatigue within a ...