Offshore Technology explores the systems, engineering practices, innovations and challenges, driving offshore operations across energy and marine sectors. Topics you can expect include subsea engineering, floating production systems, offshore wind technologies, digital monitoring and control systems, and asset integrity management.
Delve into analysis, and insights on emerging technologies improving safety, efficiency, and performance in increasingly harsher offshore environments in the journey to cleaner sustainable energy sources.
As shipyard operations become increasingly complex, understanding and managing safety risks requires approaches that go beyond traditional incident analysis. By combining fault-tree modelling with Formal Safety Assessment in a more structured framework, new methods are identifying hidden interactions and systemic causes of accidents, supporting more effective risk management, regulatory development, and workplace safety improvement.
Predicting submarine manoeuvring behaviour is a critical foundation of lifecycle safety management. By improving understanding of vessel response and control characteristics, designers can better assess operational risks, support safety assurance, and inform safer decisions throughout design, operation, maintenance and capability evolution for submarines operating in demanding underwater environments worldwide today.
Realistic testing methods are advancing wind-powered vessel development. Using a sensor-rich scale model of Oceanbird, researchers gathered high-quality manoeuvring and aerodynamic data in free-sailing conditions. The work demonstrates improved evaluation of sailing ship behaviour, including zigzag performance, while strengthening validation techniques for future wind-assisted and fully wind-powered designs globally today.
Rondout Riverport 2040 presents a vision for transforming Hudson Valley waterfronts through sustainable maritime commerce, heritage preservation and clean technology innovation. By linking communities, businesses and working ports, the strategy promotes economic vitality, equitable transition beyond fossil fuels, regional collaboration and resilient long-term prosperity for Kingston, Esopus residents and stakeholders.
Wind-tunnel research is refining the performance of rotating-cylinder propulsion systems. Detailed aerodynamic measurements revealed spanwise flow effects, drag growth, and interactions between adjacent cylinders that reduce thrust efficiency at certain wind angles. The findings improve understanding of rotor-sail behaviour, supporting more accurate designs and enhanced wind-assisted vessel performance worldwide today.
New model-testing methodologies are helping designers assess wind-powered vessels with greater confidence at early development stages. By using controllable fans to replicate sail forces, researchers evaluated seakeeping, manoeuvrability, and ship dynamics under realistic conditions. The approach strengthens design validation, reduces uncertainty, and supports the advancement of innovative wind-propelled shipping globally.
Evaluating wind propulsion investments requires balancing performance, emissions and economics. Using extensive model-test and CFD databases, the SEAMAN Winds tool predicts vessel efficiency, carbon reductions, compliance benefits, fuel savings and payback periods across real trading routes. The methodology enables evidence-based decisions, helping operators identify the most suitable technologies strategically today.
Comparative modelling is improving confidence in wind-assisted propulsion adoption. Using validated performance prediction methods, researchers assessed sail technologies, aerodynamic interactions, and vessel dynamics under realistic operating conditions. The findings reveal how modelling fidelity and sail selection influence efficiency, guiding retrofit decisions, design optimization, and emissions reduction strategies globally today ahead.
Achieving low-carbon shipping requires rapid technological and behavioural transformation. Combining expert-informed scenarios with quantitative modelling, the analysis maps a pathway toward 90% emissions reduction by 2050 through hydrogen, synthetic fuels, and wind propulsion. Success depends on strong climate policy, accelerated innovation, and widespread adoption of new operational practices across sectors.
Norsepower’s Rotor Sails are demonstrating how mature wind-assist technology can deliver verified emissions reductions across diverse vessel types. Operational innovations such as tilting installations help overcome air-draft and cargo-handling constraints, while real-world performance data and crew feedback strengthen industry confidence, supporting broader adoption of practical decarbonisation solutions in shipping today.
Wind-assisted propulsion is emerging as a cornerstone of maritime decarbonisation. Reviewing sails, rotor technologies, and kites, the analysis assesses emissions-reduction potential, operational benefits, performance-prediction challenges, and implementation risks. The findings highlight the need for full-scale validation, robust economic assessment, and structural integration to accelerate sustainable shipping adoption globally going forward.
Accurate prediction of aerodynamic interactions is essential for effective wind-propelled ship design. Using RANS simulations of a coaster equipped with Flettner rotors, researchers quantified how vessel structures and neighbouring rotors influence performance. The resulting correction model improves thrust estimation accuracy, supporting better propulsion integration, optimisation, and efficiency worldwide today overall.
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