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1-20 of 28
Keywords: ship
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Proceedings Papers
From STEAM to Machine: Emissions control in the shipping 4.0 era
Available to PurchaseDimitrios Kaklis, Takis J. Varelas, Iraklis Varlamis, Pavlos Eirinakis, George Giannakopoulos, Constantine V. Spyropoulos
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-020
... of accuracy and performance in a real world setting. sustainability europe government sustainable development air emission neural network freight & logistics services machine learning marine transportation social responsibility data mining foc voyage procedure ship algorithm...
Proceedings Papers
Monitoring shipping emissions with various techniques towards ensuring compliance to the new regulations: The SCIPPER project
Available to Purchase
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-019
... This paper presents the measurement techniques deployed by the European funded SCIPPER project in order to identify their potential in assisting regulatory authorities to enforce the new emission limits for shipping. On-board sensors, sniffer remote and remote optical devices were extensively...
Proceedings Papers
Life-Cycle Assessment and Costing of Alternative Fuels and Emission Reduction Technologies
Available to Purchase
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-016
... Union (EU) introduces regulations and initiatives to accelerate the transition. Each decarbonisation effort should be closely examined both in terms of emissions and cost in order to prove its benefits to the environment and ship owner, respectively. Uncertainties should be carefully considered...
Proceedings Papers
The logistics of autonomous shipping and the AEGIS project
Available to Purchase
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-013
... cargo information benchmarking ship air emission united states government performance indicator passenger transportation strategic planning and management consumption author full name trailer scenario time new roman sailing paper title battery requirement The 8th International...
Proceedings Papers
Failure Knowledge Graphs
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Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-011
... united states government ship graph frequency ontology reliability weighted cycle The 8th International Symposium on Ship Operations, Management & Economics (SOME) 7-8 March 2023, Athens GR Copyright © 2023 Society of Naval Architects and Marine Engineers (SNAME) www.sname.org Failure Knowledge...
Proceedings Papers
Challenges to Taking Advantage of High Frequency Data Analytics to Address Environmental Challenges in Maritime Sector
Available to PurchaseSerafeim Katsikas, George N. Manditsios, Fotis N. Dalmiras, George Sakalis, George Antonopoulos, Andreas Doulgeridis, Dimitrios Mouzakis
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-006
... Shipping operates in a challenging economic environment characterized among other by increasing environmental regulations aiming to contribute to the global GHG emissions reduction targets set. Smart monitoring tools are key solutions for shipping companies to adapt effectively and comply...
Proceedings Papers
Extensive hullform optimization studies for a series of small electric catamaran ferries
Available to Purchase
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-023
... by potential flow calculations. A series of promising design alternatives derived by the optimization study have been re-evaluated by more accurate viscous flow calculations. Finally, the best performing hullforms are tank-tested at the towing tank of NTUA’s Ship and Marine Hydrodynamics Laboratory...
Proceedings Papers
Facing challenges raised in designing battery based green ships
Available to Purchase
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-021
... Τhis paper presents the major steps of designing the electric energy system of a ship, the main power units of which are electric batteries. Moreover, the paper is concentrated on discussing and highlighting critical aspects, to which attention must be paid, like criteria of selecting battery...
Proceedings Papers
Medstraum: Design and Operation of the First Zero-Emission Fast Catamaran
Available to PurchaseApostolos Papanikolaou, Mikal Dahle, Edmund Tolo, Yan Xing-Kaeding, Andreas Prinz, Frode Jenset, Evangelos Boulougouris, Afroditi Kanellopoulou, George Zaraphonitis, Christoph Jürgenhake, Tobias Seidenberg
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-005
... in the Stavanger/Norway area in late September 2022. The prototype character of MS Medstraum led to its selection as “Ship of the Year 2022” at the major international maritime exhibition SMM 2022 (September 2022, Hamburg). The presented research is in the frame of the H2020 funded project “TrAM – Transport...
Proceedings Papers
CII compliance: Effects of operational and technological measures on current levels and time development of calculated CII
Available to PurchaseAntonios Trakakis, Nikolaos Daremas, Markos Papatheodorou, Stefanos Chatzinikolaou, Christos Papadopoulos, Lambros Kaiktsis
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-039
... From 2023, commercial ships must report their actual annual Carbon Intensity Indicator (CII), which will have to be verified against the required annual CII; the latter will become progressively stricter with time - a significant challenge for the maritime sector. The main objective...
Proceedings Papers
Concept assessment of a marine carbon capture system for vessel regulatory lifetime extension
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Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-043
... Anthropogenic Greenhouse gas emissions increase rapidly throughout years, forcing International Maritime Organization (IMO) to set strict targets on reducing emission in shipping. Carbon Capture (CC) could be one of the solutions within the decarbonization spectrum, given its potential...
Proceedings Papers
Microplastics and their Impact on the Marine Environment
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Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-040
... waste management health & medicine microplastic packaging ship photosynthesis carbon dioxide plastic debris impact Microplastics and their Impact on the Marine Environment J. Kokarakis PhD1, E.J. Kokarakis2, E. Ladakis PhD3, H. Petrakakos4 1Bureau Veritas, [email protected]...
Proceedings Papers
The Need for Sufficiently Accurate Geometrical Representations of Ship Hull Forms for Digital Twins for Performance Prediction
Available to PurchaseStefan Harries, Jörg Brunswig, Scott Gatchell, Simon Hauschulz, Arndt Schumacher, Fabian Thies, Jochen Marzi
Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-029
... role to meet these targets. Here route and speed optimization are decisive. The basis of any approach to operational optimization is a digital twin which allows predicting the behavior of the ship and its energy consuming systems in a reliable and suitably accurate way. Here geometry plays an important...
Proceedings Papers
High Fidelity Finite Element Modeling of Complex Ship Structures: The Particular Case of a Passenger Vessel
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Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-024
... process of a high fidelity finite element model of a particular vessel, that is the case of a 16.5 m aluminum passenger ship. The aim of the simulation is to reveal the detailed stress distribution, evaluate the results and define the acceptance criteria with respect to the allowable stress limits...
Proceedings Papers
An Investigation on the Effect of Sea Currents on Weather Routing Optimisation
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Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-027
... and consequently time and fuel are potentially saved, or negative when moving against their flow affecting ship’s speed and consumption notably. The developed weather routing tool is based on a physics-based model for the calculation of main engine’s fuel oil consumption considering the forecasted weather along...
Proceedings Papers
Recent Progress on the Transparent Prediction of the Added Resistance and Powering of a Ship in Waves
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Paper presented at the SNAME 8th International Symposium on Ship Operations, Management and Economics, March 7–8, 2023
Paper Number: SNAME-SOME-2023-031
... Recent developments of international regulations on the energy-efficiency and safety of ships and their impact on marine operations and on the environment are driving the ship design and operation to new frontiers. In this context, the accurate prediction of the added resistance of a ship...
Proceedings Papers
Practical Aspects of Propulsion Shaft Alignment
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Paper presented at the SNAME 7th International Symposium on Ship Operations, Management and Economics, April 6–7, 2021
Paper Number: SNAME-SOME-2021-012
... and detect potential misalignment issues. Subsequent decisions regarding corrective measures take into account the results computed by the numerical model, experience from sister ships, the available documentation from the building yard and several other factors which are discussed in the paper...
Proceedings Papers
Scrapping Probabilities and Committed CO 2 Emissions of the International Ship Fleet
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Paper presented at the SNAME 7th International Symposium on Ship Operations, Management and Economics, April 6–7, 2021
Paper Number: SNAME-SOME-2021-006
... Fighting climate change demands action in all sectors. International shipping faces the challenge of long lifetimes of vessels compared to other modes of transportation like cars or aircraft. Decisions on energy carriers and propulsion technologies that are made now have a long-lasting impact...
Proceedings Papers
Legal and Regulatory Implications of the Autonomous Unmanned Ship Operation
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Paper presented at the SNAME 6th International Symposium on Ship Operations, Management and Economics, March 20–21, 2018
Paper Number: SNAME-SOME-2018-017
... 1 Setting the scene Within the next years, the concept of a ship navigating unmanned without a master and crew on board is expected to become feasible. Interestingly, unmanned ship technology is rapidly developing, and major stakeholders are presently investing in unmanned shipping. The first...
Proceedings Papers
Swarming the Seas: Automated Collision Avoidance using Swarming Algorithms
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Paper presented at the SNAME 6th International Symposium on Ship Operations, Management and Economics, March 20–21, 2018
Paper Number: SNAME-SOME-2018-008
... hitting other objects, usually other nearby vessels. The current state of technology is such that this is one of the big challenges for unmanned systems, as most ACAS are not sufficiently reliable to replace a human helmsman, especially in busy shipping lanes. In this paper we present an approach to ACAS...
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