... to the interrelationships between energy efficiency, greenhouse gas reduction, and underwater radiated noise reduction (IMO 2023). Recognizing that underwater radiated noise from commercial vessels may have negative effects on marine life, especially marine mammals, and that continuous anthropogenic ocean noise...

... shipyard. artificial intelligence construction information constraint-based reasoning long-term planning optimization system shipyard jonghun woo smc 2024 placement optimization problem efficiency strategic norfolk tandem ship contract delivery date optimization model ship shipyard...

... climate change required freight rate smc 2024 sustainability sustainable development carbon capture rfr effect ship efficiency norfolk voyage daidola container containership application ship and effect SNAME Maritime Convention 2024 14-16 October, Norfolk, VA Copyright © 2024 Society...

... powering and improving the overall energy efficiency of the craft. The design of “DavLab” catamaran is optimized by matching the natural undamped frequency of the system to the frequency of dominant waves for a top referenced heaving absorber. In addition, numerical simulation results showed...

... A comprehensive method which determines the most efficient propeller blade shapes for a given axisymmetric hull to travel at a desired speed, is presented. A nonlinear optimization method is used to design the blade, the shape of which is defined by a 3-D B-spline polygon, with the coordinates...

... conditions are used to calculate the efficiency of the propulsion plant, obtaining several combinations. Furthermore, these configurations are expressed by means of Sankey diagrams and illustrations of the plant configurations in 3D using WebGL and Threejs libraries. Complementarily, these data are observed...

.... sustainability optimization problem social responsibility buoy artificial intelligence sustainable development ocean energy efficiency geometry numerical simulation buoy geometry wave energy converter ahmed effect equation pto displacement history journal smc2021 SNAME Maritime Convention...

... operating it in a better way, for example, with more energy-efficient machinery, optimising the speed or route. During the last decade, the area of machine learning has evolved significantly, and these methods are applicable in many more fields than before. The field of ship efficiency improvement by using...

... a newly flexible approach in ship design if proposals to electrify the merchant fleet are to flourish. co 2 battery efficiency slow speed operation ship power plant fuel cell operation service speed 12 marine transportation hydrogen alternative energy source climate change air emission...

... The study investigates the influence of the propeller diameter and longitudinal position on the overall propulsion efficiency of axial-symmetric underwater vehicles, by means of high-fidelity viscous flow simulations. Firstly, we augment the classical problem of choosing the optimum propeller...

... efficiency. artificial intelligence remotely operated vehicle propulsor vehicle speed mhd propulsor thruster propulsion system mhd thruster underwater vehicle electric field subsea system thrust electrode inlet vehicle geometry efficiency seawater magnetic field mhd channel...

.... In this study we demonstrate how simplified models and tools can be used in the early stage of the project to decide main dimensions and fulness with focus on reducing fuel consumption and cost in the seaway. fuel consumption freight & logistics services calm sea efficiency supramax ship...

.... If the shipping market is growing faster than the expansion of the economy, the shipping company will be able to earn returns on new investments that are greater than its cost of capital. In this paper a mathematical method for cost performance and efficiency in ship economics has been formulated for evaluating...

... of the entire engineering information for constructing an offshore structure that can improve the production efficiency and quality of the outfitting installation. construction efficiency pipe real-time visualization jungseo park development work progress algorithm file format installation...

... characteristics included design based on in-house standards (derived from extensive naval experience), prescriptive specification driven requirements, and self-regulation. The end of the Cold War brought with it the end of lavish military budgets. Globally, navies began looking for cost-efficient ways...

... characterization factor impact assessment assessment operation system simulation efficiency engine system design environmental impact energy conservation air emission environmental performance life cycle assessment cammann simulation-based lcpa performance assessment reduction maneuvering...

... consumption, reduce greenhouse gas emissions and maintain on time performance. rake vibration fay marine transportation propeller 5-blade propeller excitation coefficient bow propeller propeller design efficiency bearing torque shaft rpm thrust knot blade rate 4-blade propeller ferry...

... short sea block coefficient reduction frequency efficiency emission lindstad climate change knot Revitalization of short sea shipping through slender, simplified and standardized designs SMC-007-2016 Haakon-Elizabeth Lindstad 1(M), Gunnar S. Eskeland (V), Inge Sandaas 3(V), Sverre Steen 4(V...

... This paper presents an overview of fuel-efficient design aspects of a 100-meter vehicle and passenger ferry for service in the Gulf of Alaska and the Aleutian Islands. The paper will discuss the unique design requirements for a small RoPax ferry operating in harsh conditions together with design...

... The revised MARPOL Convention addresses emissions from ships under Annex VI, chapter 4, entered into force since 1st January 2013. It set mandatory measures to reduce emissions of greenhouse gases (GHGs) from international shipping, with the Energy Efficiency Design Index (EEDI) made mandatory...