Results 11 to 20 of about 16,108 (315)

A Review on Motion Prediction for Intelligent Ship Navigation [PDF]

Journal of Marine Science and Engineering
In recent years, as intelligent ship-navigation technology has advanced, the challenge of accurately modeling and predicting the dynamic environment and motion status of ships has emerged as a prominent area of research.
Daiyong Zhang, Xiumin Chu, Chenguang Liu, Zhibo He, Pulin Zhang, Wenxiang Wu   +5 more
doaj   +2 more sources

Design and Experimental Testing of a Free-Running Ship Motion Control Platform

IEEE Access, 2018
In recent years, ship motion control has been used in unmanned merchant ships. It is a key issue in the sailing performance and navigation cost of unmanned vessels.
Jian Zheng, Fei Meng, Yun Li
doaj   +3 more sources

Model Predictive Control of a Shipborne Hydraulic Parallel Stabilized Platform Based on Ship Motion Prediction

IEEE Access, 2020
Shipborne stabilized platform is an important equipment to ensure the stability of shipborne equipment relative to inertial coordinate system. This paper presents a model predictive control strategy based on ship motion prediction (MPMPC) for ship ...
Hongbin Qiang, Song Jin, Xinyu Feng, Dapeng Xue, Lijie Zhang   +4 more
doaj   +3 more sources

Differential Evolution Algorithm-Based Iterative Sliding Mode Control of Underactuated Ship Motion. [PDF]

Comput Intell Neurosci, 2021
Yan H, Xiao Y, Li Q, Wang R.
europepmc   +3 more sources

Ship Motions and Wave Loads [PDF]

Journal of Marine Science and Engineering, 2023
Seagoing ships operate in ocean waves for the majority of their service lives [...]
Jialong Jiao, Tahsin Tezdogan
openaire   +2 more sources

A Prediction Method of Ship Motion Based on LSTM Neural Network with Variable Step-Variable Sampling Frequency Characteristics

Journal of Marine Science and Engineering, 2023
In active heave compensation, in order to realize the smooth control of the heave compensation platform, it is necessary to use the ship motion measurement system to accurately obtain the ship displacement signal, invert the ship displacement signal, and
Chongyang Han, Xiong Hu
doaj   +1 more source

Semantic Recognition of Ship Motion Patterns Entering and Leaving Port Based on Topic Model

Journal of Marine Science and Engineering, 2022
Recognition and understanding of ship motion patterns have excellent application value for ship navigation and maritime supervision, i.e., route planning and maritime risk assessment.
Gaocai Li, Mingzheng Liu, Xinyu Zhang, Chengbo Wang, Kee-hung Lai, Weihuachao Qian   +5 more
doaj   +1 more source

Difference in ship motion and wave load in long and short crested irregular waves

Zhongguo Jianchuan Yanjiu, 2023
ObjectiveTo investigate ship motion and load responses in realistic 3D waves and overcome the limitations of the traditional 2D wave assumption, this paper develops a method for predicting ship motion and load responses in short-crested waves.
Jialong JIAO, Hao ZHANG, Yuanming CHEN, Shuzheng SUN   +3 more
doaj   +1 more source

An Absolute Displacement Measurement Method and Its Application in Ship Motion Measurement

Journal of Marine Science and Engineering, 2023
Due to the fact that there is no static reference point in ocean space, relative measurement sensors such as laser sensors cannot be applied to the measurement of ship motion.
Chongyang Han, Xiong Hu
doaj   +1 more source

Locally Weighted Non-Parametric Modeling of Ship Maneuvering Motion Based on Sparse Gaussian Process

Journal of Marine Science and Engineering, 2021
This paper explores a fast and efficient method for identifying and modeling ship maneuvering motion, and conducts a comprehensive experiment. Through the ship maneuvering test, the dynamics interaction between ship and the environment is obtained. Then,
Zhao Zhang, Junsheng Ren
doaj   +1 more source