Wengang Mao

Professor at Marine Technology

Wengang Mao conducts research contributing to shipping energy efficiency and safety. The research areas include 1) Machine learning/AI and digitalization for ship performance and response modeling; 2) Ship weather routing and voyage optimization for energy-efficient shipping; 3) Autonomous shipping: routing planning, optimal control, and smart navigation; 4) Statistical modeling of hydrodynamic loads, fatigue safety, and wind/wave conditions.

Academic service: Deputy editor of Ocean Engineering; Editor of Results in Engineering.

Source: chalmers.se
Image of Wengang Mao

Showing 147 publications

2025

Size optimization of a tripod-shaped support structure for weight-efficient offshore wind turbines

Jaseung Lee, Håkan Johansson, Petri Piiroinen et al
Innovations in Renewable Energies Offshore - Proceedings of the 6th International Conference on Renewable Energies Offshore, RENEW 2024, p. 687-696
Paper in proceeding
2024

A novel method for the evaluation of ship berthing risk using AIS data

B. Lin, Mao Zheng, Xiumin Chu et al
Ocean Engineering. Vol. 293
Journal article
2024

Intelligent Ships and Waterways: Design, Operation and Advanced Technology

Chenguang Liu, Wengang Mao, Jialun Liu et al
Journal of Marine Science and Engineering. Vol. 12 (9)
Other text in scientific journal
2024

Learning-based Pareto-optimum routing of ships incorporating uncertain meteorological and oceanographic forecasts

Yuhan Guo, Yiyang Wang, Yuhan Chen et al
Transportation Research Part E: Logistics and Transportation Review. Vol. 192
Journal article
2024

Strategies to improve the isochrone algorithm for ship voyage optimisation

Yuhan Chen, Wuliu Tian, Wengang Mao
Ships and Offshore Structures. Vol. In Press
Journal article
2024

A machine learning based Bayesian decision support system for efficient navigation of double-ended ferries

Daniel Vergara, Martin Alexandersson, Xiao Lang et al
Journal of Ocean Engineering and Science. Vol. 9 (6), p. 605-615
Journal article
2024

An overview of scholarly literature on navigation hazards in Arctic shipping routes

B. Lin, Mao Zheng, Xiumin Chu et al
Environmental Science and Pollution Research. Vol. 31 (28), p. 40419-40435
Review article
2024

Experimental and numerical investigation of a gouging heat source model and gouging/welding residual stress and deformation

Hui Huang, Ninshu Ma, Sherif Rashed et al
Journal of Manufacturing Processes. Vol. 110, p. 101-113
Journal article
2024

A spatial-temporal attention method for the prediction of multi ship time headways using AIS data

Quandang Ma, Xu Du, Mingyang Zhang et al
Ocean Engineering. Vol. 311
Journal article
2024

A spectral fatigue assessment framework for floating offshore wind turbines

Wengang Mao, Björn Nembach, Wuliu Tian et al
Ships and Offshore Structures. Vol. In Press
Journal article
2024

The Model of Ship Navigation Risk Field for Risk Assessment of Icebreaker Convoy Operations

Di Zhang, Jiru Han, Da Wu et al
IEEE Transactions on Intelligent Transportation Systems. Vol. 25 (1), p. 682-696
Journal article
2024

A Dynamics-Constrained Rapid Path-Planning Method for Shipping in Arctic Waters

Youguo Sun, Da Wu, Jinfen Zhang et al
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 1, p. 2135-2140
Paper in proceeding
2024

An Indirect Measurement Methodology to Identify Fatigue Damage in The Structure of a 2800TEU Container Ship

Xiao Lang, Mingyang Zhang, Da Wu et al
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. Volume 2: Structures, Safety, and Reliability
Paper in proceeding
2024

Energy management system for hybrid ship: Status and perspectives

Xiaodong Guo, Xiao Lang, Yupeng Yuan et al
Ocean Engineering. Vol. 310
Review article
2024

Physics-informed machine learning models for ship speed prediction

Xiao Lang, Da Wu, Wengang Mao
Expert Systems with Applications. Vol. 238
Journal article
2024

System identification of a physics-informed ship model for better predictions in wind conditions

Martin Alexandersson, Wengang Mao, Jonas Ringsberg et al
Ocean Engineering. Vol. 310 (1)
Journal article
2024

Physics-guided metamodel for vertical bending-induced fatigue damage monitoring in container vessels

Xiao Lang, Mingyang Zhang, Chi Zhang et al
Ocean Engineering. Vol. 312
Journal article
2024

Modeling of ship navigation risk field for the icebreaker escort operations based on an artificial potential field

Di Zhang, Jiru Han, Da Wu et al
Harbin Gongcheng Daxue Xuebao/Journal of Harbin Engineering University. Vol. 45 (1), p. 119-128
Journal article
2024

Analysis of hydropower plant guide bearing vibrations by machine learning based identification of steady operations

Xiao Lang, Håkan Nilsson, Wengang Mao
Renewable Energy. Vol. 236
Journal article
2024

An Isochrone-Based Predictive Optimization for Efficient Ship Voyage Planning and Execution

Yuhan Chen, Wengang Mao
IEEE Transactions on Intelligent Transportation Systems. Vol. 25 (11), p. 18078-18092
Journal article
2024

Sensitivity of Ship Voyage Optimizations to Various Energy Cost Models

Yuhan Chen, Wengang Mao
International Conference on Offshore Mechanics and Arctic Engineering. Vol. Volume 5A: Ocean Engineering
Paper in proceeding
2024

Physics-Informed Neural Networks for Modeling Linear Waves

Mohammad Sheikholeslami, Saeed Salehi, Wengang Mao et al
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. 9
Paper in proceeding
2023

A comparison of ship manoeuvrability models to approximate ship navigation trajectories

Martin Alexandersson, Zhang Daiyong, Wengang Mao et al
Ships and Offshore Structures. Vol. 18 (4), p. 550-557
Journal article
2023

Statistical Modeling of Arctic Sea Ice Concentrations for Northern Sea Route Shipping

Da Wu, Wuliu Tian, Xiao Lang et al
Applied Sciences (Switzerland). Vol. 13 (7)
Journal article
2023

Fatigue assessment comparison between a ship motion-based data-driven model and a direct fatigue calculation method

Xiao Lang, Da wu, Wuliu Tian et al
Journal of Marine Science and Engineering. Vol. 11 (12), p. 1-16
Journal article
2023

A Spectral Fatigue Assessment Framework for Floating Offshore Wind Turbines

Wengang Mao, Björn Nembach, Wuliu Tian et al
Other conference contribution
2023

The Ext-3DJPS algorithm for ship path planning in the Arctic

Youguo Sun, Da Wu, Jonas Ringsberg et al
Other conference contribution
2023

A collaborative collision avoidance strategy for autonomous ships under mixed scenarios

Shaobo Wang, Yingjun Zhang, Feifei Song et al
Journal of Navigation. Vol. 76 (2-3), p. 200-224
Journal article
2023

Study on the annual changing trend of Arctic Sea ice melting for mechant shipping

Zhikang Wang, Jinfen Zhang, Da wu et al
Advances in the Analysis and Design of Marine Structures - Proceedings of the 9th International Conference on Marine Structures, MARSTRUCT 2023, p. 605-612
Paper in proceeding
2023

Power allocation influence on energy consumption of a double-ended ferry

Daniel Vergara, Martin Alexandersson, Xiao Lang et al
Proceedings of the International Offshore and Polar Engineering Conference
Paper in proceeding
2023

Different strategies to improve isochrone voyage optimization algorithm

Yuhan Chen, Wengang Mao, Chi Zhang
Advances in the Analysis and Design of Marine Structures - Proceedings of the 9th International Conference on Marine Structures (MARSTRUCT 2023), p. 53-61
Paper in proceeding
2023

Data-driven ship fatigue assessment based on pitch and heave motions

Xiao Lang, Jonas Ringsberg, Wengang Mao et al
Advances in the Analysis and Design of Marine Structures - Proceedings of the 9th International Conference on Marine Structures (MARSTRUCT 2023), p. 95-103
Paper in proceeding
2022

Review of Different Propulsion Methods for Hybrid-Electric Propulsion Ship

Shuo Zang, Xiao Lang, Wengang Mao et al
Proceedings of the International Offshore and Polar Engineering Conference, p. 3727-3733
Paper in proceeding
2022

VAE Based Non-Autoregressive Transformer Model for Sea Ice Concentration Forecast

Da Wu, Xiao Lang, Wengang Mao et al
Proceedings of the International Offshore and Polar Engineering Conference
Paper in proceeding
2022

A real-time ship collision risk perception model derived from domain-based approach parameters

Shaobo Wang, Yingjun Zhang, Ran Huo et al
Ocean Engineering. Vol. 265
Journal article
2022

A three-dimensional ant colony algorithm for multi-objective ice routing of a ship in the Arctic area

Chi Zhang, Di Zhang, Mingyang Zhang et al
Ocean Engineering. Vol. 266
Journal article
2022

A Machine Learning Ship's Speed Prediction Model and Sailing Time Control Strategy

Xiao Lang, Da Wu, Wengang Mao
Proceedings of the International Offshore and Polar Engineering Conference, p. 3598-3605
Paper in proceeding
2022

An Artificial Potential Field Model for the Risk Assessment of Icebreaker Escort Operations

Jiru Han, Di Zhang, Da Wu et al
Proceedings of the International Offshore and Polar Engineering Conference, p. 1295-1302
Paper in proceeding
2022

A Machine Learning Ship’s Speed Over Ground Prediction Model and Sailing Time Control Strategy

Xiao Lang, Da Wu, Wengang Mao
International Journal of Offshore and Polar Engineering. Vol. 32 (4), p. 386-393
Journal article
2022

System identification of Vessel Manoeuvring Models

Martin Alexandersson, Wengang Mao, Jonas Ringsberg
Ocean Engineering. Vol. 266 (1), p. 1-17
Journal article
2022

Comparison of supervised machine learning methods to predict ship propulsion power at sea

Xiao Lang, Da Wu, Wengang Mao
Ocean Engineering. Vol. 245
Journal article
2021

Benchmark Study of Supervised Machine Learning Methods for a Ship’s Speed-Power Prediction at Sea

Xiao Lang, Da Wu, Wengang Mao
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. 6
Paper in proceeding
2021

Voyage optimization combining genetic algorithm and dynamic programming for fuel/emissions reduction

Helong Wang, Xiao Lang, Wengang Mao
Transportation Research Part D: Transport and Environment. Vol. 90
Journal article
2021

A Practical Speed Loss Prediction Model at Arbitrary Wave Heading for Ship Voyage Optimization

Xiao Lang, Wengang Mao
Journal of Marine Science and Application. Vol. 20 (3), p. 410-425
Journal article
2021

Prediction of roll motion using fully nonlinear potential flow and Ikeda’s method

Martin Alexandersson, Martin Kjellberg, Wengang Mao et al
Proceedings of the International Offshore and Polar Engineering Conference, p. 1670-1679
Paper in proceeding
2021

Review of ship navigation safety in ice-covered waters

Wengang Mao, Jiru Han, Di Zhang et al
6th International Conference on Transportation Information and Safety: New Infrastructure Construction for Better Transportation, ICTIS 2021, p. 613-621
Paper in proceeding
2021

Two-phase energy efficiency optimisation for ships using parallel hybrid electric propulsion system

Yapeng He, Ailong Fan, Zheng Wang et al
Ocean Engineering. Vol. 238
Journal article
2021

Analysis of roll damping model scale data

Martin Alexandersson, Wengang Mao, Jonas Ringsberg
Ships and Offshore Structures. Vol. 16 (S1), p. 85-92
Journal article
2021

A Statistical Arima Model to Predict Arctic Environment for NSR Shipping

Da Wu, Xiao Lang, Di Zhang et al
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. 7
Paper in proceeding
2021

Sensitive analysis of voyage optimization algorithms for ship voyage planning

Zhang Daiyong, Xiumin Chu, Wengang Mao
Proceedings of the International Offshore and Polar Engineering Conference, p. 2772-2779
Paper in proceeding
2021

A comparison of ship maneuverability models to approximate ship navigation trajectories

Zhang Daiyong, Wengang Mao, Jonas Ringsberg
Proceedings of The 6th International Conference on Ships and Offshore Structures (ICSOS 2021), p. 1-9
Paper in proceeding
2021

Impact of ship operations aided by voyage optimization on a ship’s fatigue assessment

Xiao Lang, Helong Wang, Wengang Mao et al
Journal of Marine Science and Technology. Vol. 26 (3), p. 750-771
Journal article
2021

Transient response of a TLP-type floating offshore wind turbine under tendon failure conditions

Hao Yu Wu, Yong Sheng Zhao, Yan Ping He et al
Ocean Engineering. Vol. 220
Journal article
2020

Effectiveness of 2D optimization algorithms considering voluntary speed reduction under uncertain metocean conditions

Helong Wang, Xiao Lang, Wengang Mao et al
Ocean Engineering. Vol. 200
Journal article
2020

Effects of second-order wave force on fatigue damage assessment of a tlp-type floating wind turbine

Jia Rong Liu, Yong Sheng Zhao, Yan Ping He et al
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 2020-October, p. 415-422
Paper in proceeding
2020

A ship safe speed identifying method from risk perspectives in arctic waters

Chi Zhang, Di Zhang, Mingyang Zhang et al
Proceedings of the 29th European Safety and Reliability Conference, ESREL 2019, p. 1874-1880
Paper in proceeding
2020

Transient response analysis of tension-leg-platformfloating offshore wind turbine under tendon failure conditions

Hao Yu Wu, Yong Sheng Zhao, Yan Ping He et al
Zhejiang Daxue Xuebao (Gongxue Ban)/Journal of Zhejiang University (Engineering Science Edition. Vol. 54 (11), p. 2196-2203
Journal article
2020

Prediction of dynamic responses of FSRU-LNGC side-by-side mooring system

J. Yue, Weili Kang, Wengang Mao et al
Ocean Engineering. Vol. 195
Journal article
2020

Performance of tuned mass dampers for vibration reduction in a tlp floating wind turbine

Yi Pin Wang, Yong Sheng Zhao, Yan Ping He et al
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 2020-October, p. 406-414
Paper in proceeding
2020

A study on the difference in wave statistics based on storm model for the ship structural assessment

Luis De Gracia, Helong Wang, Wengang Mao et al
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. 2A-2020
Paper in proceeding
2020

Efficiency of a voluntary speed reduction algorithm for a ship’s great circle sailing

Helong Wang, Wengang Mao, Leif Eriksson
TransNav. Vol. 14 (2), p. 301-308
Journal article
2020

An evaluation of conditional spatial predictions of significant wave height based on the nonstationary spde model

Anders Hildeman, Wengang Mao
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 2020-October, p. 2176-2183
Paper in proceeding
2020

A Simplified Ship Wave Induced Added Resistance Calculation Method and Full-scale Measurements Validation in Head Sea

Xiao Lang, Wengang Mao
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 2020-October, p. 3394-3402
Paper in proceeding
2020

An integrated risk assessment model for safe Arctic navigation

Chi Zhang, Di Zhang, Mingyang Zhang et al
Transportation Research Part A: Policy and Practice. Vol. 142, p. 101-114
Journal article
2020

Dynamic Response of 6MW Spar Type Floating Offshore Wind Turbine by Experiment and Numerical Analyses

Long Meng, Yan Ping He, Yong Sheng Zhao et al
China Ocean Engineering. Vol. 34 (5), p. 608-620
Journal article
2019

Voyage optimization for mitigating ship structural failure due to crack propagation

Helong Wang, Wengang Mao, Di Zhang
Proceedings of the Institution of Mechanical Engineers, Part O: Journal of Risk and Reliability. Vol. 233 (1), p. 5-17
Journal article
2019

Numerical Study on Motion Response of FSRU-LNGC Side-by-Side Mooring System

Jingxia Yue, Weili Kang, Wengang Mao et al
International Conference on Offshore Mechanics and Arctic Engineering
Paper in proceeding
2019

Spatio-temporal modelling of wind speed variations and extremes in the Caribbean and the Gulf of Mexico

Igor Rychlik, Wengang Mao
Theorectical and Applied Climatology. Vol. 135 (3-4), p. 921-944
Journal article
2019

Comparative Study on Two Statistical Wave Load Models and Their Application to Fatigue Assessment

Luis De Gracia, Helong Wang, Wengang Mao et al
Annual meeting / The Japan Society of Naval Architects and Ocean Engineers . Vol. Vol.28
Paper in proceeding
2019

Comparison of two statistical wave models for fatigue and fracture analysis of ship structures

Luis De Gracia, Helong Wang, Wengang Mao et al
Ocean Engineering. Vol. 187
Journal article
2019

Comparison between Full-scale Measurements and Theoretical Fuel Consumption Model in a Real Arctic Ship Navigation

Xiao Lang, Chi Zhang, Lars Jonasson et al
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 1, p. 886-892
Paper in proceeding
2019

Data-driven ship energy efficiency analysis and optimization model for route planning in ice-covered Arctic waters

Chi Zhang, Di Zhang, Mingyang Zhang et al
Ocean Engineering. Vol. 186
Journal article
2019

Experimental and numerical study on dynamic response of fsru-lngc side-by-side mooring system

J. Yue, Weili Kang, Wengang Mao et al
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. 7B-2019
Paper in proceeding
2019

A Three-Dimensional Dijkstra’s algorithm for multi-objective ship voyage optimization

Helong Wang, Wengang Mao, Leif Eriksson
Ocean Engineering. Vol. 186
Journal article
2019

A Spatio-Temporal Statistical Model to Simulate Long-Term Wave Environments along Ship Routes

Wengang Mao, Naoki Osawa, shengzheng wang et al
Conference proceedings, the Japan Society of Naval Architects and Ocean Engineers . Vol. 28 (6), p. 165-169
Paper in proceeding
2019

Efficiency of a Voluntary Speed Reduction Algorithm for a Ship’s Great Circle Sailing

Helong Wang, Wengang Mao, Leif Eriksson
Proceeding of 13th International Conference on Marine Navigation and Safety of Sea Transportation
Paper in proceeding
2018

MetOcean Data Drived Voyage Optimization Using Genetic Algorithm

Helong Wang, Wengang Mao, Leif Eriksson
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 2018-June, p. 697-705
Paper in proceeding
2018

Analysis of uncertainties in the prediction of ships’ fuel consumption – from early design to operation conditions

Fabian Tillig, Jonas Ringsberg, Wengang Mao et al
Ships and Offshore Structures. Vol. 13, p. 13-24
Journal article
2018

EONav - Copernicus Data in Support of Maritime Route Optimization

Leif Eriksson, Yufang Ye, Lars Jonasson et al
International Geoscience and Remote Sensing Symposium (IGARSS). Vol. 2018-July, p. 5606-5609
Paper in proceeding
2018

Prediction of fatigue crack propagation in bulb-flat by experimental and numerical method

Z. Dang, J. Yue, Wengang Mao
Chuan Bo Li Xue/Journal of Ship Mechanics. Vol. 22 (7), p. 873-881
Journal article
2018

Stochastic spatio-temporal model for wind speed variation in the Arctic

Wengang Mao, Igor Rychlik
Ocean Engineering. Vol. 165 (1), p. 237-251
Journal article
2018

Report from ISSC Technical Committee I.1 - Environment

Thomas Fu, Alexander Babanin, Abderrahim Bentamy et al
Proceedings of the 20th International Ship and Offshore Structures Congress (ISSC 2018) . Vol. 3, p. 3-12
Paper in proceeding
2018

Spatio-temporal modelling of wind speed variation

Wengang Mao, Oscar Ivarsson, Igor Rychlik
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 2018-June, p. 397-402
Paper in proceeding
2017

Wind-assisted propulsion for shipping: status and perspectives

Ruihua Lu, Jonas Ringsberg, Wengang Mao
Proceedings of The 2nd International Conference on Ships and Offshore Structures (ICSOS 2017), p. 561-571-571
Paper in proceeding
2017

Simulation research on fatigue crack propagation behavior in bulb stiffeners in ship structural details

J. Yue, H. Xie, Z. Dang et al
Proceedings of the International Offshore and Polar Engineering Conference, p. 942-948
Paper in proceeding
2017

Research on ship structural fatigue damage under nonlinear wave bending moment

Jingxia Yue, Lihua Peng, Wengang Mao et al
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. 3A-2017
Paper in proceeding
2017

Analysis of the reduction of uncertainties in the prediction of ships’ fuel consumption – from early design to operation conditions

Fabian Tillig, Jonas Ringsberg, Wengang Mao et al
Proceedings of The 2nd International Conference on Ships and Offshore Structures (ICSOS 2017), p. 4-19
Paper in proceeding
2017

A generic energy systems model for efficient ship design and operation

Fabian Tillig, Jonas Ringsberg, Wengang Mao et al
Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment. Vol. 231 (2), p. 649-666
Journal article
2017

Ship heading control based on backstepping and Least squares support vector machine

Suo Xie, Xiumin Chu, CG Liu et al
The 4th International Conference on Transportation Information and Safety Aug. 8-10 in Banff, Alberta, Canada, p. 196-203
Paper in proceeding
2017

A standardized procedure for ship performance models

Wengang Mao, Joakim Möller
Report
2017

Fatigue life prediction method of fairleads installed on a FPSO

Jingxia Yue, Pengfei Chen, Yuliang Liu et al
Maritime Transportation and Harvesting of Sea Resources. Vol. 1, p. 679-687
Paper in proceeding
2017

Use of Bayesian networks for emergency assistance assessment of ship capsizing

Zheng Liang, Di Zhang, Wengang Mao et al
The 4th International Conference on Transportation Information and Safety, Aug. 8-10 in Banff, Alberta, Canada, p. 92-98
Paper in proceeding
2017

Estimation of Weibull distribution for wind speeds along ship routes

Wengang Mao, Igor Rychlik
Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment. Vol. 231 (2), p. 464-480
Journal article
2017

Benchmark study of five optimization algorithms for weather routing

Helong Wang, Wengang Mao, Leif Eriksson
Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE. Vol. 7B-2017
Paper in proceeding
2016

Uncertainties of crack propagation analysis in ship structures

Wengang Mao, Jingxia Yue, Da Wu et al
Proceedings of the ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2016) in Busan, Korea, June 19-24, 2016. Vol. 3
Paper in proceeding
2016

Statistical models for the speed prediction of a container ship

Wengang Mao, Igor Rychlik, Jonas Wallin et al
Ocean Engineering. Vol. 126, p. 152-162
Journal article
2016

Study on the analysis of market potentials and market barriers for wind propulsion technologies for ships

Dagmar Nelissen, Michael Traut, Jonathan Köhler et al
Report - CE Delft
2016

Influence of different wave load sequence models on fatigue life prediction of ship structures based on fracture mechanics approach

Luis De Gracia, Naoki Osawa, Wengang Mao et al
Proceedings of the ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2016) in Busan, Korea, June 19-24, 2016. Vol. 3
Paper in proceeding
2016

Machine Learning to predict a ship's fuel consumption in seaways

Wengang Mao, Pär Brandholm, Peter Lenaers et al
13th International Symposium on Practical Design of Ships and Other Floating Structures, PRADS 2016; Hotel Crowne PlazaCopenhagen; Denmark; 4 September 2016 through 8 September 2016
Paper in proceeding
2015

Systems modelling for energy-efficient shipping

Fabian Tillig, Wengang Mao, Jonas Ringsberg
Report
2015

A regression and beam theory based approach for fatigue assessment of containership structures including bending and torsion contributions

Wengang Mao, Zhiyuan Li, Viktor Ogeman et al
Marine Structures. Vol. 41 (1), p. 244-266
Journal article
2015

DIRECT Optimization Algorithm for Ship Routing Plan

Erik Larsson, Martin Hjorth Simonsen, Wengang Mao
Proceedings of the International Offshore and Polar Engineering Conference. 25th International Offshore and Polar Engineering Conference, ISOPE-2015, Hawaii, 21-26 June 2015.
Paper in proceeding
2015

Holistic ship energy systems modelling for efficient ship design and operation

Fabian Tillig, Jonas Ringsberg, Wengang Mao et al
Proceedings of The RINA International Conference on Energy Efficient Ships, p. 7-16
Paper in proceeding
2015

State-of-the-art within ship weather routing

Martin Hjorth Simonsen, Erik Larsson, Wengang Mao et al
Proceedings of The ASME 2015 34th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2015). Vol. 3, p. 1-11
Paper in proceeding
2015

DIRECT optimization algorithm in weather routing of ships

Erik Larsson, Martin Hjorth Simonsen, Wengang Mao
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 2015-January, p. 1207-
Paper in proceeding
2014

An efficient direct calculation approach for fatigue assessment of container ships concerning bending and warping stresses

Zhiyuan Li, Jonas Ringsberg, Wengang Mao
Proceedings of The 2014 ASME 33rd International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2014). Vol. 4A, p. 1-9
Paper in proceeding
2014

Crack growth analysis in ship structures using spectral methods

Wengang Mao, Jonas Ringsberg, Igor Rychlik
Proceedings of The 7th International Conference on Thin-Walled Structures (ICTWS 2014), p. 1-9
Paper in proceeding
2014

The contribution of horizontal bending and warping stress to the total fatigue accumulation of containerships

Wengang Mao
Proceedings of the ICTWS 2014 7th International Conference on Thin-Walled Structures, 28 September – 2 October 2014, Busan, Korea, p. p8-
Paper in proceeding
2014

Development of a Spectral Method and a Statistical Wave Model for Crack Propagation Prediction in Ship Structures

Wengang Mao
Journal of Ship Research. Vol. 58 (2), p. 106-116
Journal article
2014

Probabilistic Model for Wind Speed Variability Encountered by a Vessel

Igor Rychlik, Wengang Mao
Natural Resources. Vol. 5 (13), p. 837-855
Journal article
2014

Study of potential benefits of ship route planning considering fuel consumption, ETA and fatigue damage accumulation

Jonas Ringsberg, Wengang Mao
Proceedings of The 7th International Conference on Thin-Walled Structures (ICTWS 2014), p. 1-10
Paper in proceeding
2014

Uncertainty in stress concentration factor computation for ship fatigue design

Viktor Ogeman, Wengang Mao, Jonas Ringsberg
Proceedings of The ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2014). Vol. 4A, p. 1-9
Paper in proceeding
2014

A comparative study of fatigue assessments of container ship structures using various direct calculation approaches

Zhiyuan Li, Wengang Mao, Jonas Ringsberg et al
Ocean Engineering. Vol. 82 (1), p. 65-74
Journal article
2013

Analysis of crack retardation effects and crack path in ship structure members on different routes

Fredhi Agung Prasetyo, Wengang Mao, Tomohei Kobayashi et al
Proceedings of The 13th International Conference on Fracture (ICF13). Vol. 6, p. 1-9
Paper in proceeding
2013

Analysis of fatigue crack initiation and propagation in ship structures

Wengang Mao, Jonas Ringsberg
Proceedings of The 13th International Conference on Fracture (ICF13). Vol. 5, p. 1-10
Paper in proceeding
2013

A comparison of two wave models and their influence on fatigue damage in ship structures

Wengang Mao, Fredhi Agung Prasetyo, Jonas Ringsberg et al
Proceedings of The ASME 2013 32nd International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2013). Vol. 2 A, p. 1-9
Paper in proceeding
2013

Notes on the Prediction of Extreme Ship Response

Wengang Mao, Igor Rychlik
Journal of Offshore Mechanics and Arctic Engineering. Vol. 135 (2)
Journal article
2013

Comparison of computational methods for evaluation of wave-load-induced fatigue damage accumulation in a containership structure detail

Viktor Ogeman, Wengang Mao, Jonas Ringsberg
Proceedings of The 5th International Conference on Computational Methods in Marine Engineering (MARINE 2013), p. 342-353
Paper in proceeding
2012

A comparison of direct calculation approaches applied on the fatigue strength assessment of a Panamax container ship

Zhiyuan Li, Jonas Ringsberg, Wengang Mao
Proceedings of The ASME 2012 31st International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2012). Vol. 2, p. 1-8
Paper in proceeding
2012

Estimation of rainflow damages in container ships

Wengang Mao, Igor Rychlik
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 4, p. 688-694
Paper in proceeding
2012

What is the potential of using ship fatigue routing in terms of fatigue life extension?

Wengang Mao, Jonas Ringsberg, Igor Rychlik
Proceedings of the International Offshore and Polar Engineering Conference. Vol. 4 (4), p. 681-687
Paper in proceeding
2012

Theoretical development and validation of a fatigue model for ship routing

Wengang Mao, Jonas Ringsberg, Igor Rychlik et al
Ships and Offshore Structures. Vol. 7 (4), p. 399-415
Journal article
2012

Estimation of Extreme Ship Response

Wengang Mao, Igor Rychlik
Journal of Ship Research. Vol. 56 (1), p. 23-34
Journal article
2012

A comparative study of fatigue assessment of a container ship structure using various direct calculation approaches

Zhiyuan Li, Wengang Mao, Jonas Ringsberg et al
Proceedings of The International Conference on Maritime Technology (ICMT 2012), p. 405-409
Paper in proceeding
2012

Fatigue variation in ships due to the variability of environmental loads

Wengang Mao, Zhiyuan Li, Jonas Ringsberg et al
Proceedings of The ASME 2012 31st International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2012). Vol. 2, p. 1-9
Paper in proceeding
2012

Application of a ship-routeing fatigue model to case studies of 2800 TEU and 4400 TEU container vessels

Wengang Mao, Zhiyuan Li, Jonas Ringsberg et al
Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment. Vol. 226 (3), p. 222-234
Journal article
2011

Assessment of full-scale measurements with regard to extreme hogging and sagging condition of container ships

Wengang Mao, Jonas Ringsberg, Zhiyuan Li et al
Proceedings of The ASME 2011 30th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2011). Vol. 2, p. 325-333
Paper in proceeding
2011

Development of a fatigue model useful in ship routing design

Wengang Mao, Jonas Ringsberg, Igor Rychlik et al
Transactions - Society of Naval Architects and Marine Engineers. Vol. 118 (1), p. 497-511
Journal article
2011

On estimation of extreme ship response using upcrossing spectrum

Wengang Mao, Igor Rychlik
Advances in Marine Structures - Proceedings of the 3rd International Conference on Marine Structures, MARSTRUCT 2011, Hamburg, 28 - 30 March 2011, p. 49-58
Paper in proceeding
2010

Fatigue damage assessment of container ships concerning wave-induced torsion

Zhiyuan Li, Jonas Ringsberg, Wengang Mao
Proceedings of The ASME 2010 29th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2010). Vol. 2, p. 151-158
Paper in proceeding
2010

Development of a fatigue model useful in ship routing design

Wengang Mao, Jonas Ringsberg, Igor Rychlik et al
Journal of Ship Research. Vol. 54 (4), p. 281-293
Journal article
2010

The effect of whipping/springing on fatigue damage and extreme response of ship structures

Wengang Mao, Jonas Ringsberg, Igor Rychlik
Proceedings of The ASME 2010 29th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2010). Vol. 2, p. 123-131
Paper in proceeding
2010

Safety Index of Fatigue Failure for Ship Structure Details

Wengang Mao, Igor Rychlik, Gaute Storhaug
Journal of Ship Research. Vol. Vol. 54 (No, 3), p. pp. 197-208
Journal article
2010

Estimation of extreme ship responses

Wengang Mao, Igor Rychlik
Preprint
2010

Estimation of wave loading induced fatigue accumulation and extreme response of a container ship in severe seas

Wengang Mao, Zhiyuan Li, Thomas Galtier et al
Proceedings of The ASME 2010 29th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2010). Vol. 2, p. 133-141
Paper in proceeding
2009

Random Fatigue Analysis of Container Ship Structures

Wengang Mao
Licentiate thesis
2009

Comparison between a fatigue model for voyage planning and measurements of a container vessel

Wengang Mao, Jonas Ringsberg, Igor Rychlik et al
Proceedings of The ASME 2009 28th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2009). Vol. 2, p. 173-180
Paper in proceeding
2008

Safety Index of Fatigue Failure for Ship Structure Details

Wengang Mao, Igor Rychlik, G. Storhaug
Preprint

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Showing 38 research projects

2025–2026

YOLO algorithm for shipping waste discharges detection at Swedish waters based on fused satellite images with ship AIS data

Wengang Mao Marine Technology
Ida-Maja Hassellöv Maritime Environmental Sciences
Leif Eriksson Geoscience and Remote Sensing
Selpi Selpi Data Science and AI 1
AoA Transport

2025–2026

Physics-guided ML to build digital twin for wind-assisted propulsion ships

Wengang Mao Marine Technology
Torsten Wik Automatic Control
Scott Mackinnon Nautical Studies
Chi Zhang Marine Technology
AoA Transport

2024–2027

PIANO - Physics Informed Machine Learning Architecture for Optimal Auxiliary Wind Propulsion

Wengang Mao Marine Technology
Xiao Lang Fluid Dynamics
Swedish Transport Administration

2024–2027

POWERSHIP - Safe ship collision and grounding hull design for SMR-powered ships

Jonas Ringsberg Marine Technology
Wengang Mao Marine Technology
Zhiyuan Li Marine Technology
Per Hogström Marine Technology
Swedish Transport Administration

2024–2028

Artificial Intelligence Machine Learning in Ship Hydrodynamics

Wengang Mao Marine Technology
Swedish Transport Administration

2024–2027

CLEAR - AI techniques to monitor sailing anomalies and its impact based on AIS & related data

Wengang Mao Marine Technology
Ida-Maja Hassellöv Maritime Environmental Sciences
Leon Boschman E-commons
Chi Zhang Marine Technology
Swedish Transport Administration

2024–2026

Enhanced Perception Ashore (EPA)

Ola Benderius Vehicle Engineering and Autonomous Systems
Jonas Ringsberg Marine Technology
Wengang Mao Marine Technology
Swedish Transport Administration

2024–2024

The influence of offshore wind parks on shipping

Jonas Ringsberg Marine Technology
Wengang Mao Marine Technology
Zhiyuan Li Marine Technology
Huadong Yao Marine Technology
The Swedish Agency for Marine and Water Management

1 publication exists
2023–2027

Hydropower operation and lifetime analysis

Håkan Nilsson Fluid Dynamics
Rickard Bensow Marine Technology
Wengang Mao Marine Technology
Saeed Salehi Fluid Dynamics
Yujing Liu Electrical Machines and Power Electronics
Xiao Lang Marine Technology
Martina Nobilo Fluid Dynamics
Swedish Energy Agency
Energiforsk AB

1 publication exists
2023–2027

Artificial intelligence for enhanced hydraulic turbine lifetime

Håkan Nilsson Fluid Dynamics
Mohammad Sheikholeslami Marine Technology
Saeed Salehi Fluid Dynamics
Wengang Mao Marine Technology
Energiforsk AB
Swedish Energy Agency

6 publications exist
2023–2027

PINNs -- Multi-Fidelity Physics-Informed Neural Network to Solve Partial Differential Equations

Wengang Mao Marine Technology
Håkan Nilsson Fluid Dynamics
Mohammad Sheikholeslami Marine Technology
Arash Eslamdoost Marine Technology
Saeed Salehi Fluid Dynamics
Chalmers

2022–2024

A virtual platform for optimization of transport and charging infrastructure of electrifying waterways

Wengang Mao Marine Technology
Yujing Liu Electrical Machines and Power Electronics
Jonas Ringsberg Marine Technology
AoA Transport Funds

1 publication exists
2022–2023

ISEA -- Increase shipping efficiency using ship data analytics and AI to assist ship operations

Wengang Mao Marine Technology
Zhang Daiyong Marine Technology
Swedish Transport Administration
Lighthouse

1 publication exists
2021–2022

Machine learning for optimization of pump operation under transients in hydraulic turbine rigs

Håkan Nilsson Fluid Dynamics
Xiao Lang Marine Technology
Wengang Mao Marine Technology
Swedish Energy Agency

2021–2024

AI-enhanced energy efficiency measures for optimal ship operations to reduce GHG emissions

Wengang Mao Marine Technology
Xiao Lang Marine Technology
Daniel Vergara Marine Technology
VINNOVA

7 publications exist
2021–2025

AUTOBarge - European training and research network on Autonomous Barges for Smart Inland Shipping

Jonas Ringsberg Marine Technology
Yuhan Chen Marine Technology
Wengang Mao Marine Technology
Scott Mackinnon Nautical Studies
Rana Saha Nautical Studies
Chengqian Zhang Marine Technology
European Commission (EC)

11 publications exist
2021–2023

Machine learning method to prediction ship wake distribution

Wengang Mao Marine Technology
Arash Eslamdoost Marine Technology
Saeed Salehi Fluid Dynamics
Chalmers

2021–2022

PUCE: Protecting vulnerable road Users exposed to Contagion sprEad in public transit systems during and aftermath of a pandemic

Xiaobo Qu Geology and Geotechnics
Wengang Mao Marine Technology
Balázs Adam Kulcsár Automatic Control
Jiaming Wu Geology and Geotechnics
Chalmers
AoA Transport Funds

1 publication exists
2020–2022

How do you realize the most energy-efficient ship trip in practice?

Wengang Mao Marine Technology
Xiao Lang Marine Technology
Swedish Transport Administration

3 publications exist
2020–2024

DEMOPS - Machine learning based speed-power performance modelling to reduce fuel cost and emissions from shipping

Wengang Mao Marine Technology
Martin Alexandersson Mechanics and Maritime Sciences (M2)
Swedish Transport Administration
Lighthouse

5 publications exist
2020–2020

Development of fully autonomous marine vessels – a step towards an autonomous Marine ElectriCity

Jonas Ringsberg Marine Technology
Christian Berger Software Engineering for Cyber Physical Systems
Leif Eriksson Microwave and Optical Remote Sensing
Ola Benderius Vehicle Engineering and Autonomous Systems
Wengang Mao Marine Technology
Chalmers

2019–2022

E-Nav - Efficient Electronic Navigation at Sea

Leif Eriksson Microwave and Optical Remote Sensing
Anders Hildeman Microwave and Optical Remote Sensing
Wengang Mao Marine Technology
European Commission (EC)
VINNOVA

4 publications exist
2019–2019

Energy Efficient Maritime Transport through Autonomous Observations of Ocean and Ice - EMTOI

Leif Eriksson Microwave and Optical Remote Sensing
Jonas Ringsberg Marine Technology
Wengang Mao Marine Technology
Chalmers

2018–2021

EcoSail - Eco-friendly and customer-driven Sail plan optimisation service

Wengang Mao Marine Technology
Yufang Ye Microwave and Optical Remote Sensing
Anis Elyouncha Microwave and Optical Remote Sensing
Leif Eriksson Microwave and Optical Remote Sensing
Xiao Lang Marine Technology
Erik Larsson Microwave and Optical Remote Sensing
Helong Wang Marine Technology
European Commission (EC)

9 publications exist
2018–2019

Spatio-temporal modelling of MetOcean environment for safe and energy efficient maritime transport

Wengang Mao Marine Technology
European Commission (EC)
Region Västra Götaland

4 publications exist
2018–2019

Marina droners with extreme persistence for more powerful monitoring of the marine environment

Wengang Mao Marine Technology
Arpit Karsolia CSE Verksamhetsstöd
Ola Benderius Vehicle Engineering and Autonomous Systems
VINNOVA

2018–2019

Big data based autonomous navigation system for safe and efficient shipping

Wengang Mao Marine Technology
Leif Eriksson Microwave and Optical Remote Sensing
David Bolin Applied Mathematics and Statistics
Chalmers

1 publication exists
2017–2020

ShipCLEAN - Energy efficient marine transport through optimization of coupled transportation logistics and energy systems analyses

Jonas Ringsberg Marine Technology
Bengt J Ramne Marine Technology
Fabian Tillig Marine Technology
Ruihua Lu Marine Technology
Wengang Mao Marine Technology
Swedish Energy Agency

10 publications exist
2017–2019

ECMWF: Copernicus Climate Change Service (C3S) for Ship Navigation

Leif Eriksson Microwave and Optical Remote Sensing
Wengang Mao Marine Technology
Lars Jonasson Microwave and Optical Remote Sensing
O.M. Offshore Monitoring Ltd

2017–2020

SEDNA - Safe maritime operations under extreme conditions: the Arctic case

Wengang Mao Marine Technology
Leif Eriksson Microwave and Optical Remote Sensing
Jonas Ringsberg Marine Technology
Zhiyuan Li Marine Technology
Monica Lundh Nautical Studies
European Commission (EC)

17 publications exist
2017–2019

Satellite observations for ship navigation

Leif Eriksson Microwave and Optical Remote Sensing
Yufang Ye Microwave and Optical Remote Sensing
Wengang Mao Marine Technology
Chalmers

2017–2020

Explore innovative solutions for arctic shipping

Wengang Mao Marine Technology
Leif Eriksson Microwave and Optical Remote Sensing
The Swedish Foundation for International Cooperation in Research and Higher Education (STINT)

17 publications exist
2017–2019

Wind assisted propulsion of merchant vessels

Jonas Ringsberg Marine Technology
Ruihua Lu Shipping and Marine Technology
Wengang Mao Marine Technology
Fabian Tillig Marine Technology
Bengt J Ramne Marine Technology
VINNOVA

2016–2017

Ship performance modelling through big data techniques (SPLINE)

Leif Eriksson Microwave and Optical Remote Sensing
Wengang Mao Marine Technology
Chalmers

2016–2019

EONav - Earth Observation for Maritime Navigation

Leif Eriksson Radar Remote Sensing
Wengang Mao Marine Technology
Helong Wang Marine Technology
Yufang Ye Microwave and Optical Remote Sensing
Lars Jonasson Radar Remote Sensing
Anis Elyouncha Microwave and Optical Remote Sensing
European Commission (EC)

6 publications exist
2014–2017

Energy efficient marine transport through energy systems analysis of ships

Jonas Ringsberg Marine Technology
Bengt J Ramne Marine Technology
Wengang Mao Marine Technology
Fabian Tillig Marine Technology
Lighthouse

1 publication exists
2012–2017

Modeling environmental loads and structural responses

Igor Rychlik Applied Mathematics and Statistics
Wengang Mao Marine Technology
Jonas Ringsberg Marine Technology
Swedish Research Council (VR)

5 publications exist
There might be more projects where Wengang Mao participates, but you have to be logged in as a Chalmers employee to see them.