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115 条 记 录,以下是 1-30

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Path planning for ships assisted by the icebreaker in ice-covered waters in the Northern Sea Route based on optimal control
OCEAN ENGINEERINGShu, Yaqing Zhu, Yujie Xu, Feng Gan, Langxiong Lee, Paul Tae-Woo Yin, Jianchuan Chen, Jihong  出版年:2023
This paper aims to develop an innovative model based on optimal control to optimize the shipping path of the fleet, including icebreakers and following ships in continuous time and space in the Northern Sea Route (NSR) w...
Geometrical risk evaluation of the collisions between ships and offshore installations using rule-based Bayesian reasoning
RELIABILITY ENGINEERING & SYSTEM SAFETYYu, Qing Liu, Kezhong Yang, Zhisen Wang, Hongbo Yang, Zaili  出版年:2021
Increasing human installations and vessel traffic in offshore waters render a collision risk between ships and offshore installations (SOI). Past decades have witnessed many accidents occurred in the offshore waters invo...
Estimating spatiotemporal distribution of wastewater generated by ships in coastal areas
OCEAN & COASTAL MANAGEMENTShu, Yaqing Wang, Xinyue Huang, Zhiqiu Song, Lan Fei, Zhongqiang Gan, Langxiong Xu, Yanmin Yin, Jianchuan  出版年:2022
With the increase of maritime traffic, the risk of wastewater generated by ships in coastal areas has raised much attention. The present study proposes a model to estimate wastewater's high-resolution spatiotemporal dist...
A Triboelectric-Nanogenerator-Based Gas-Solid Two-Phase Flow Sensor for Pneumatic Conveying System Detecting
ADVANCED MATERIALS TECHNOLOGIESWang, Yan Liu, Dehua Hu, Zhiyuan Chen, Tianyu Zhang, Ziyi Wang, Hao Du, Taili Zhang, Steven L. Zhao, Zhiqiang Zhou, Tongming Xu, Minyi  出版年:2021
The particle concentration and the mass flow rate are the most important parameters describing the gas-solid two-phase flow. HerEIn, a novel method based on triboelectric nanogenerator is proposed for measuring a particl...
Passengers' safety awareness and perception of wayfinding tools in a Ro-Ro passenger ship during an emergency evacuation
SAFETY SCIENCEWang, Xinjian Liu, Zhengjiang Wang, Jin Loughney, Sean Zhao, Zhiwei Cao, Liang  出版年:2021
Wayfinding tools are important parts of the emergency evacuation identification system, which can improve passengers' understanding of the evacuation process, and guide people to evacuate quickly. However, there are few ...
An Efficient AdaBoost Algorithm with the Multiple Thresholds Classification
APPLIED SCIENCES-BASELDing, Yi Zhu, Hongyang Chen, Ruyun Li, Ronghui  出版年:2022
Featured Application A new Weak Learn algorithm which classifies examples is proposed based on multiple thresholds. The wEIght assigning scheme of the Weak Learn algorithm is changed correspondingly for the AdaBoost algo...
Analysis of Offshore Oil Spill Pollution Treatment Technology
2020 4TH INTERNATIONAL WORKSHOP ON RENEWABLE ENERGY AND DEVELOPMENT (IWRED 2020)Li, Kai Yu, Hongliang Yan, Jin Liao, Jianbin  出版年:2020
In recent years, human demand for petroleum resources has been increasing, the exploitation, transportation, and use of offshore oil have also led to frequent offshore oil spills pollution accidents.Once an oil spills ac...
Event-triggered-based nonlinear model predictive control for trajectory tracking of underactuated ship with multi-obstacle avoidance
OCEAN ENGINEERINGLiu, Cheng Hu, Qizhi Wang, Xuegang Yin, Jianchuan  出版年:2022
Trajectory tracking and automatic obstacle avoidance are both cutting-edge problems in controlling under actuated ship; however, they have been generally studied separately due to its challenge in multiple control object...
Fluorescence-enhanced microfluidic sensor for highly sensitive in-situ detection of copper ions in lubricating oil
MATERIALS & DESIGNGao, Yuefeng Pan, Xinxiang Xu, Sai Liu, Zhijian Wang, Junsheng Yu, Kezhen Wang, Chengfa Yuan, Haichao Wu, Sen  出版年:2020
Sensitive on-line detection of Cu2+ in lubricating oil of marine power plant is important for displaying equipment wear status and fault pre-judgment in real time. However, there are few reports on in-situ, portable and ...
Oil Spill Monitoring of Shipborne Radar Image Features Using SVM and Local Adaptive Threshold
ALGORITHMSXu, Jin Wang, Haixia Cui, Can Zhao, Baigang Li, Bo  出版年:2020
In the case of marine accidents, monitoring marine oil spills can provide an important basis for identifying liabilities and assessing the damage. Shipborne radar can ensure large-scale, real-time monitoring, in all weat...
Predictive Trajectory Tracking Control of Autonomous Underwater Vehicles Based on Variable Fuzzy Predictor
INTERNATIONAL JOURNAL OF FUZZY SYSTEMSYin, Jianchuan Wang, Ning  出版年:2021
A variable-fuzzy-predictor-based predictive control approach is presented to solve the dynamic trajectory tracking problem of an autonomous underwater vehicle (AUV) in a three-dimensional underwater environment. To adapt...
Polymer effects on viscoelastic fluid flows in a planar constriction microchannel
JOURNAL OF NON-NEWTONIAN FLUID MECHANICSWu, Sen Raihan, Mahmud Kamal Song, Le Shao, Xingchen Bostwick, Joshua B. Yu, Liandong Pan, Xinxiang Xuan, Xiangchun  出版年:2021
A comprehensive understanding of the flow of viscoelastic polymer solutions in a contraction and/or an expansion geometry concerns numerous applications. The effects of polymer type, molecular wEIght, and concentration a...
Bearing Fault Feature Enhancement and Diagnosis Based on Statistical Filtering and 1.5-Dimensional Symmetric Difference Analytic Energy Spectrum
IEEE SENSORS JOURNALLiao, Zhiqiang Song, Xuewei Jia, Baozhu Chen, Peng  出版年:2021
Bearing fault impulses are easily submerged by background noise, resulting in the inconspicuous fault feature and affecting the accuracy of the fault diagnosis. This paper presents a novel method for bearing the fault fe...
Real-time parameter identification of ship maneuvering response model based on nonlinear Gaussian Filter
OCEAN ENGINEERINGWang, Sisi Wang, Lijun Im, Namkyun Zhang, Weidong Li, Xijin  出版年:2022
In order to solve the problem of parameter identification of nonlinear ship motion model in ship autonomous navigation control, a real-time parameter identification method based on nonlinear Gaussian filtering algorithm ...
Design and study of a combining energy harvesting system based on thermoelectric and flapping triboelectric nanogenerator
INTERNATIONAL JOURNAL OF GREEN ENERGYLiu, Changxin Zhao, Cong Liu, Jianhao Wang, Jianye Wang, Yan Fan, Yuhang Zhao, Kaiyuan Shan, Baichuan Qu, Zhiyu Ma, Kefei Xu, Minyi Pan, Xinxiang  出版年:2021
In this paper, anew hybrid energy converter is designed which consists of a Thermoelectric Generator (TEG) unit and aTriboelectric Nanogenerator (TENG) unit. The device can harvest solar energy and wind energy from the e...
Adaptive control for multi-agent systems with actuator fault via rEInforcement learning and its application on multi-unmanned surface vehicle
OCEAN ENGINEERINGBai, Weiwei Zhang, Wenjun Cao, Liang Liu, Qiang  出版年:2023
In this paper, the adaptive cooperative control problem is studied for a class of second order multi -agent systems (MASs) with actuator fault via rEInforcement learning (RL). The strategic utility function is approximat...
Simulation research of TEG-ORC combined cycle for cascade recovery of vessel waste heat
INTERNATIONAL JOURNAL OF GREEN ENERGYLiu, Changxin Li, Huaan Ye, Wenxiang Liu, Jianhao Wang, Huibin Xu, Minyi Pan, Xinxiang Mao, Zhuofan Yang, Shuojia  出版年:2021
The waste heat of ships has the characteristics of large temperature gradient, huge recoverable amount and various properties. Traditional technologies such as thermoelectric power generation (TEG) and organic Rankine cy...
Flow of Non-Newtonian Fluids in a Single-Cavity Microchannel
MICROMACHINESRaihan, Mahmud Kamal Jagdale, Purva P. Wu, Sen Shao, Xingchen Bostwick, Joshua B. Pan, Xinxiang Xuan, Xiangchun  出版年:2021
Having a basic understanding of non-Newtonian fluid flow through porous media, which usually consist of series of expansions and contractions, is of importance for enhanced oil recovery, groundwater remediation, microflu...
One-to-one ensemble mechanism for decomposition-based multi-Objective optimization
SWARM AND EVOLUTIONARY COMPUTATIONLin, Anping Yu, Peiwen Cheng, Shi Xing, Lining  出版年:2022
Multi-objective evolutionary algorithms based on decomposition (MOEA/Ds) have been generally recognized as competitive techniques for solving multi-objective optimization problems (MOPs) with complicated Paretooptimal se...
Analysis of the injury-severity outcomes of maritime accidents using a zero-inflated ordered probit model
OCEAN ENGINEERINGWang, Huanxin Liu, Zhengjiang Wang, Xinjian Huang, Daozheng Cao, Liang Wang, Jin  出版年:2022
This study provides an empirical analysis of the injury severity outcomes of maritime accidents by exploring the influential factors for two underlying injury severity states: the injury-free state and the injury-prone s...
Multichannel Inductive Sensor Based on Phase Division Multiplexing for Wear Debris Detection
MICROMACHINESWu, Sen Liu, Zhijian Yuan, Haichao Yu, Kezhen Gao, Yuefeng Liu, Liankun Pan, Xinxiang  出版年:2019
Inductive wear debris sensor has been widely used in real time machine lubricant oil condition monitoring and fault forecasting. However, the small sensing zone, which is designed for high sensitivity, of the existing se...
Path following of underactuated surface ships based on model predictive control with neural network
INTERNATIONAL JOURNAL OF ADVANCED ROBOTIC SYSTEMSLi, Ronghui Huang, Ji Pan, Xinxiang Hu, Qionglei Huang, Zhenkai  出版年:2020
A model predictive control approach is proposed for path following of underactuated surface ships with input saturation, parameters uncertainties, and environmental disturbances. An Euler iterative algorithm is used to r...
Marine Oil Spill Detection with X-Band Shipborne Radar Using GLCM, SVM and FCM
REMOTE SENSINGLi, Bo Xu, Jin Pan, Xinxiang Ma, Long Zhao, Zhiqiang Chen, Rong Liu, Qiao Wang, Haixia  出版年:2022
Marine oil spills have a significant adverse impact on the economy, ecology, and human health. Rapid and effective oil spill monitoring action is extraordinarily important for controlling marine pollution. A marine oil s...
Cooperative unmanned surface vehicles and unmanned aerial vehicles platform as a tool for coastal monitoring activities
OCEAN & COASTAL MANAGEMENTWu, Jinshan Li, Ronghui Li, Jiawen Zou, Meichang Huang, Zijian  出版年:2023
To ensure the safety of near-shore activities, efficient coastal monitoring equipment must be installed. Coastal monitoring has become a priority in integrated marine management because casualty accidents occur frequentl...
Substrate degradation, biodiesel production, and microbial community of two electro-fermentation systems on treating oleaginous microalgae Nannochloropsis sp
BIORESOURCE TECHNOLOGYShi, Yue Huang, Kaiguo Pan, Xinxiang Liu, Guobing Cai, Yuhang Zaidi, Asad A. Zhang, Kun  出版年:2021
Electro-fermentation system (EFS) emerges its effectiveness on treating microalgae for biodiesel production, but much is unknown about biodegradation behaviors, biodiesel characteristics, and microbial community. Compare...
Ship target detection of unmanned surface vehicle base on efficientdet
SYSTEMS SCIENCE & CONTROL ENGINEERINGLi, Ronghui Wu, Jinshan Cao, Liang  出版年:2022
The autonomous navigation of unmanned surface vehicles (USV) depends mainly on effective ship target detection to the nearby water area. The difficulty of target detection for USV derives from the complexity of the exter...
A Microfluidic Prototype System towards Microalgae Cell Separation, Treatment and Viability Characterization
SENSORSWang, Yanjuan Wang, Junsheng Zhou, Chen Ding, Gege Chen, Mengmeng Zou, Jiang Wang, Ge Kang, Yuejun Pan, Xinxiang  出版年:2019
There are a huge number, and abundant types, of microalgae in the ocean; and most of them have various values in many fields, such as food, medicine, energy, feed, etc. Therefore, how to identify and separation of microa...
An Integrated Visual Odometry System With Stereo Camera for Unmanned Underwater Vehicles
IEEE ACCESSXu, Zhizun Haroutunian, Maryam Murphy, Alan J. Neasham, Jeff Norman, Rose  出版年:2022
Navigation is a challenging problem in the area of underwater unmanned vehicles, due to the significant electronmagnetic wave attenuation and the uncertainties in underwater environments. The conventional methods, mainly...
Optimized Dynamic Collision Avoidance Algorithm for USV Path Planning
SENSORSZhu, Hongyang Ding, Yi  出版年:2023
Ship collision avoidance is a complex process that is influenced by numerous factors. In this study, we propose a novel method called the Optimal Collision Avoidance Point (OCAP) for unmanned surface vehicles (USVs) to d...
An Underwater Positioning System for UUVs Based on LiDAR Camera and Inertial Measurement Unit
SENSORSYang, Hongbo Xu, Zhizun Jia, Baozhu  出版年:2022
Underwater positioning presents a challenging issue, because of the rapid attenuation of electronic magnetic waves, the disturbances and uncertainties in the environment. Conventional methods usually employed acoustic de...
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