Power & Sustainability

Power & Sustainability explores the future of sustainable energy within the maritime sector, providing our members with insights and discussion on emerging technologies, practical solutions and policy developments.

You can expect topics such as renewable energy innovations, energy efficiency strategies and alternative fuels.

DRY-DOCKING TIME AND LABOUR

Transactions

By A K Dev M Saha

Publication Date: 2018-10-01 Edition Issue: IJME Vol 160 A4.499 Publication Year: 2018 Publication Type: Paper

Dry-docking efficiency remains a critical commercial consideration for both shipowners and shipyards. Better understanding of how vessel size, age and type influence maintenance time and labour requirements can support more accurate planning, reduce operational costs and improve resource utilisation, helping organisations maximise availability while minimising time spent out of service.

Detail Link: DRY-DOCKING TIME AND LABOUR

AN APPLICATION OF MACHINE LEARNING TO SHIPPING EMISSION INVENTORY

Transactions

By T Fletcher V Garaniya S Chai R Abbassi H Yu T C Van R J Brown F Khan

Publication Date: 2018-10-01 Edition Issue: IJME Vol 160 A4.500 Publication Year: 2018 Publication Type: Paper

Maritime decarbonisation and air-quality management increasingly depend on accurate emission measurement and forecasting. Machine learning is emerging as a powerful tool for enhancing shipping emission inventories, improving the estimation of vessel-generated pollutants across different operating conditions and supporting more informed environmental reporting, regulatory compliance and emissions-reduction strategies.

Detail Link: AN APPLICATION OF MACHINE LEARNING TO SHIPPING EMISSION INVENTORY

FULL-SCALE MEASUREMENTS OF WELDING-INDUCED INITIAL DEFLECTIONS AND RESIDUAL STRESSES IN STEEL-STIFFENED PLATE STRUCTURES

Transactions

By M S Yi C M Hyun J K Paik

Publication Date: 2018-10-01 Edition Issue: IJME Vol 160 A4.504 Publication Year: 2018 Publication Type: Paper

Structural integrity in ships and offshore assets is heavily influenced by welding-induced distortions and residual stresses that can affect long-term strength and stability. Expanding full-scale measurement data and validation capabilities is becoming increasingly important for improving predictive models, reducing design uncertainty and supporting more reliable assessment of welded marine structures.

Detail Link: FULL-SCALE MEASUREMENTS OF WELDING-INDUCED INITIAL DEFLECTIONS AND RESIDUAL STRESSES IN STEEL-STIFFENED PLATE STRUCTURES

AN OPTIMIZED ENERGY-EFFICIENT PATH FOLLOWING ALGORITHM FOR UNDERACTUATED MARINE SURFACE SHIP MODEL

Transactions

By H Xu C Guedes Soares

Publication Date: 2018-10-01 Edition Issue: IJME Vol 160 A4.505 Publication Year: 2018 Publication Type: Paper

Energy-efficient navigation is becoming an increasingly important objective as ship operators seek to reduce fuel consumption without compromising performance. Combining advanced guidance algorithms, predictive vessel modelling and optimisation techniques enables more efficient path-following behaviour, supporting lower energy use, improved operational efficiency and smarter decision-making for future autonomous and conventionally operated vessels.

Detail Link: AN OPTIMIZED ENERGY-EFFICIENT PATH FOLLOWING ALGORITHM FOR UNDERACTUATED MARINE SURFACE SHIP MODEL

EVALUATING KEY RISK FACTORS AFFECTING CARGO DAMAGES ON EXPORT OPERATIONS FOR CONTAINER CARRIERS IN TAIWAN

Transactions

By WJ Tseng JF Ding YC Chen

Publication Date: 2018-10-01 Edition Issue: IJME Vol 160 A4.510 Publication Year: 2018 Publication Type: Paper

Reducing cargo damage remains a key priority for container shipping operators seeking to improve reliability and customer confidence. Risks associated with cargo declaration, packaging, securing arrangements and documentation continue to influence export operations, highlighting the importance of robust risk management practices and stronger coordination across the maritime logistics chain.

Detail Link: EVALUATING KEY RISK FACTORS AFFECTING CARGO DAMAGES ON EXPORT OPERATIONS FOR CONTAINER CARRIERS IN TAIWAN

ESTIMATION OF HYDRODYNAMIC COEFFICIENTS OF A NONLINEAR MANOEUVRING MATHEMATICAL MODEL WITH FREE-RUNNING SHIP MODEL TESTS

Transactions

By H Xu M A Hinostroza C Guedes Soares

Publication Date: 2018-07-01 Edition Issue: IJME Vol 160 A3.448 Publication Year: 2018 Publication Type: Paper

Advanced modelling and system-identification techniques are improving the accuracy of ship manoeuvring predictions. By combining free-running model testing, global optimisation and data-driven parameter estimation, the approach enhances understanding of vessel dynamics, supporting more reliable guidance and control systems while enabling greater confidence in simulation-based ship design and operational analysis.

Detail Link: ESTIMATION OF HYDRODYNAMIC COEFFICIENTS OF A NONLINEAR MANOEUVRING MATHEMATICAL MODEL WITH FREE-RUNNING SHIP MODEL TESTS

THE ASSESSMENT OF MARITIME SAFETY IN THE TURKISH STRAITS BASED ON THE PERFORMANCE OF FLAG STATES IN PORT STATE CONTROL REGIMES

Transactions

By E G Emecen Kara

Publication Date: 2018-07-01 Edition Issue: IJME Vol 160 A3.466 Publication Year: 2018 Publication Type: Paper

Maritime safety in the Turkish Straits remains a critical concern, shaped by intense vessel traffic, complex navigational conditions and the potential consequences of sub-standard shipping. Risk-based assessment of flag-state performance offers valuable insight into safety trends, supporting more informed oversight, environmental protection and risk mitigation in one of the world's busiest waterways.

Detail Link: THE ASSESSMENT OF MARITIME SAFETY IN THE TURKISH STRAITS BASED ON THE PERFORMANCE OF FLAG STATES IN PORT STATE CONTROL REGIMES

DANGERS ARISING FROM APPLICATION OF THE PROBABILISTIC METHOD (AS INCLUDED IN SOLAS 2009 Ch.II-1) TO MEASURING LEVEL OF SAFETY OF CARGO SHIPS

Transactions

By P S Szulczewski

Publication Date: 2018-07-01 Edition Issue: IJME Vol 160 A3.469 Publication Year: 2018 Publication Type: Paper

Probabilistic approaches are increasingly used to assess ship safety, yet confidence in their outputs depends on the assumptions and methods employed. Questions surrounding risk modelling, damage survivability and safety indices highlight the importance of robust evaluation frameworks, ensuring that critical hazards are not overlooked and that safety decisions remain well informed.

Detail Link: DANGERS ARISING FROM APPLICATION OF THE PROBABILISTIC METHOD (AS INCLUDED IN SOLAS 2009 Ch.II-1) TO MEASURING LEVEL OF SAFETY OF CARGO SHIPS

PREDICTION OF HYDRODYNAMIC PERFORMANCE OF 3-D WIG BY IBEM

Transactions

By S Bal

Publication Date: 2018-07-01 Edition Issue: IJME Vol 160 A3.475 Publication Year: 2018 Publication Type: Paper

Wing-in-ground-effect vehicles offer a promising combination of speed and efficiency by harnessing aerodynamic interactions close to the water surface. Advanced boundary-element modelling is improving understanding of lift, drag and vehicle geometry effects, supporting more effective design optimisation and helping unlock the potential of next-generation high-performance marine transportation systems.

Detail Link: PREDICTION OF HYDRODYNAMIC PERFORMANCE OF 3-D WIG BY IBEM

Technical Note: VIRTUAL HULL MONITORING: CONTINUOUS FATIGUE ASSESSMENT WITHOUT ADDITIONAL INSTRUMENTATION

Transactions

By I M Thompson

Publication Date: 2018-07-01 Edition Issue: IJME Vol 160 A3.479TN Publication Year: 2018 Publication Type: Paper

Digital technologies are opening new possibilities for fleet-wide structural health monitoring without extensive onboard instrumentation. By combining vessel position data, wave information and stress-response models, virtual hull monitoring offers a scalable approach to tracking fatigue and structural loads, supporting proactive maintenance, improved asset management and enhanced operational reliability.

Detail Link: Technical Note: VIRTUAL HULL MONITORING: CONTINUOUS FATIGUE ASSESSMENT WITHOUT ADDITIONAL INSTRUMENTATION

REINFORCEMENT OF AGEING SHIP STRUCTURES

Transactions

By D Chichì Y Garbatov

Publication Date: 2018-07-01 Edition Issue: IJME Vol 160 A3.482 Publication Year: 2018 Publication Type: Paper

Corrosion and structural openings can significantly reduce the load-carrying capacity of critical ship structures. Advanced finite-element modelling, reinforced with probabilistic corrosion simulation, highlights practical strengthening strategies that restore structural performance while balancing weight and cost considerations, supporting more effective maintenance planning and longer service life for ageing marine assets.

Detail Link: REINFORCEMENT OF AGEING SHIP STRUCTURES

COUPLED RANSE AND LIFTING LINE THEORY FOR ESTIMATION OF SHIP PROPULSION FACTORS

Transactions

By K Ramesh I S Makkar

Publication Date: 2018-07-01 Edition Issue: IJME Vol 160 A3.485 Publication Year: 2018 Publication Type: Paper

Advances in CFD and coupled hydrodynamic modelling are enhancing the prediction of ship resistance and propulsion performance during the early design stages. Integrating RANSE simulations with lifting-line theory enables more informed propeller assessment and optimisation, supporting improved propulsive efficiency, reduced design uncertainty and more effective development of future vessel concepts.

Detail Link: COUPLED RANSE AND LIFTING LINE THEORY FOR ESTIMATION OF SHIP PROPULSION FACTORS

Newsletters

 

Stay connected with the global maritime community through RINA’s newsletters.

Whether you are a member or not, you can receive updates from The Naval Architect, alongside selected RINA news, events and industry insights. Members also gain access to a wider portfolio of exclusive newsletters on key topics in the maritime industry.

  • The Naval Architect (currently available to all members & non-members)
  • Power & Sustainability (members-only)
  • Ship Repair & Maintenance (members-only)
  • Warship Technology (members-only)
  • Ferries & Fast Craft (members-only)
  • Offshore Technology (members-only)

 

Sign Up For Newsletters

1 / 1
100%