Suggested Topics within your search.
Showing 161 - 180 results of 659 for search '"ships"', query time: 0.05s Refine Results
  1. 161

    Ship Velocity Estimation in Airborne Along-Track Interferometric SAR Imagery Based on the Fractional Fourier Transform by Chao Chen, Yan Li, Kuihua Huang, Yonghong Long, Linlin Zhang, Kewei Ouyang

    Published 2020-01-01
    “…Then, we construct an equation to estimate the ship velocity using the chirp rate estimation, peak response time, and ATI phase. …”
    Get full text
    Article
  2. 162

    Inertial Gyro Wave Energy Conversion Nonlinear Modeling and Power-Index Predictive Control for Autonomous Ship by Nailong Wu, Xinyuan Chen, Shaonan Chen, Haodong Yuan, Jie Qi, Yueying Wang

    Published 2021-01-01
    “…The complex marine environment and the high energy consumption of shipboard equipment pose challenges to the long-term navigation of autonomous unmanned ships. In wave-induced motion, inertial gyro antirolling technology is used to offset the energy transmitted by waves, but the massive consumption of energy is not conducive to long-term navigation of the unmanned ships. …”
    Get full text
    Article
  3. 163
  4. 164
  5. 165
  6. 166

    Numerical Studies of Propeller Exciting Bearing Forces under Nonuniform Ship’s Nominal Wake and the Influence of Cross Flows by Huilan Yao, Huaixin Zhang

    Published 2017-01-01
    “…Harmonic characteristics of the nonuniform ship’s wake were studied. Then, a propeller under uniform inflow and nonuniform ship’s wake with/without cross flows was simulated. …”
    Get full text
    Article
  7. 167

    Investigation of Range Profiles from a Simplified Ship on Rough Sea Surface and Its Multipath Imaging Mechanisms by Siyuan He, Fan Zhang, Weidong Hu, Lei Zhuang, Xingbin Ye, Guoqiang Zhu

    Published 2012-01-01
    “…The range profiles of a two-dimension (2 D) perfect electric conductor (PEC) ship on a wind-driven rough sea surface are derived by performing an inverse discrete Fourier transform (IDFT) on the wide band backscattered field. …”
    Get full text
    Article
  8. 168

    Vibration Characteristics and Power Flow Analyses of a Ship Propulsion Shafting System with General Support and Thrust Loading by Deshui Xu, Jingtao Du, Chuan Tian

    Published 2020-01-01
    “…Results show that the current model can deal with the vibration analysis of ship propulsion shafting with thrust loading and distributed bearing very well. …”
    Get full text
    Article
  9. 169

    Prior Knowledge-Based Two-Layer Energy Management Strategy for Fuel Cell Ship Hybrid Power System by Lin Liu, Xiangguo Yang, Xin Li, Xingwei Zhou, Yufan Wang, Telu Tang, Qijia Song, Yifan Liu

    Published 2025-01-01
    “…Implementing energy management is crucial in the fuel cell and battery or supercapacitor hybrid energy systems of ships. Traditional real-time energy management strategies often struggle to adapt to complex operating conditions; to address this issue and mitigate fuel cell fluctuations during real-time operations while extending the lifespan of lithium-ion batteries, this paper proposes a two-layer energy management system (EMS) based on prior knowledge of ship operation. …”
    Get full text
    Article
  10. 170

    Safety Assessment of Ship Collision with Piers under the Protection of Anti-Collision Floating Box Based on BIM Technology by Ying-hao Chen, Cheng Liu, Xue-feng Zhao, Fa-xiong Li

    Published 2022-01-01
    “…In order to research the force state of the piers subjected to a ship collision under the protection of floating anti-collision facilities, this study uses nonlinear spring connections to simulate the impact of ship damping and incidental water quality in the collision area. …”
    Get full text
    Article
  11. 171

    Polarimetric Scattering from Two-Dimensional Dielectric Rough Sea Surface with a Ship-Induced Kelvin Wake by Pengju Yang, Lixin Guo

    Published 2016-01-01
    “…For both monostatic and bistatic configuration, simulation results indicate that electromagnetic scattering signatures in the presence of a ship wake dramatically differ from those without ship wake, which may serve as a basis for the detection of ships in marine environment.…”
    Get full text
    Article
  12. 172

    A Nonlinear Robust Controller Design for Ship Dynamic Positioning Based on L2-Gain Disturbance Rejection by Guoqing Xia, Jingjing Xue, Ang Guo, Caiyun Liu, Xinghua Chen

    Published 2016-01-01
    “…In ship motion control process, it is difficult to design ship controller due to the effects of environmental disturbances such as wind, waves, current, and unmodelled dynamics. …”
    Get full text
    Article
  13. 173
  14. 174

    A Fully Coupled Time-Domain BEM-FEM Method for the Prediction of Symmetric Hydroelastic Responses of Ships with Forward Speed by Tushar Kanti Show, Spyros Hirdaris, Ranadev Datta

    Published 2022-01-01
    “…This paper presents a direct time-domain method for the prediction of symmetric hydroelastic responses of ships progressing with forward speed in small amplitude waves. …”
    Get full text
    Article
  15. 175

    A Novel Big Data Collection System for Ship Energy Efficiency Monitoring and Analysis Based on BeiDou System by Xiangming Zeng, Mingzhi Chen

    Published 2021-01-01
    “…The call for green shipping is increasing, and the reduction of greenhouse gas emissions from ships becomes more and more important. …”
    Get full text
    Article
  16. 176
  17. 177

    Microwave sea ice and ocean brightness temperature and emissivity between 22 and 243 GHz from ship-based radiometers by Janna E. Rückert, Andreas Walbröl, Nils Risse, Pavel Krobot, Rainer Haseneder-Lind, Mario Mech, Kerstin Ebell, Gunnar Spreen

    Published 2025-01-01
    “…Here, we present results from a ship-based radiometer setup with a mirror construction, which allows us to switch between atmospheric and surface measurements flexibly. …”
    Get full text
    Article
  18. 178

    Light-YOLO: a lightweight detection algorithm based on multi-scale feature enhancement for infrared small ship target by Ji Tang, Xiao-Min Hu, Sang-Woon Jeon, Wei-Neng Chen

    Published 2025-01-01
    “…Abstract Infrared-based detection of small targets on ships is crucial for ensuring navigation safety and effective maritime traffic management. …”
    Get full text
    Article
  19. 179

    Numerical Research on Hull–Propeller–Rudder–Ice Interaction of Full-Scale Polar Transport Ship in Brash Ice Channel by Jinlong Zhang, Jianing Zhang, Lei Zhang, Weimin Chen, Qingshan Zhang

    Published 2025-01-01
    “…A strong nonlinear ice load has a significant impact on the resistance and power demand of polar transport ships under different drafts in brash ice channels. …”
    Get full text
    Article
  20. 180