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Keywords: maintenance
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Proceedings Papers

Paper presented at the SNAME Maritime Convention, September 27–29, 2022
Paper Number: SNAME-SMC-2022-007
.... The variables considered are years of service, payload, fuel consumption, maintenance, vessel size and cost. The results are presented on the basis of a measure of merit as a function of these characteristics. marine transportation gas monetization liquefied natural gas lng freight & logistics...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 27–29, 2021
Paper Number: SNAME-SMC-2021-107
... will be located much farther away from the shore, which is expected to pose major problems in Operation and Maintenance (O&M). So far, research focused on the maintenance strategies for large offshore wind farms shows that the use of an Offshore Mothership is a promising option for minimizing O&M...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 27–29, 2021
Paper Number: SNAME-SMC-2021-062
... is presented where Big Data is used to boost the performance of mobile offshore wind installation units. wind energy data mining big data upstream oil & gas renewable energy kayo vanderheggen wind turbine installation vessel smc2021 information maintenance innovation operation bringing big...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–27, 2018
Paper Number: SNAME-SMC-2018-077
... Stern tube seals are a critical component in a ships propulsion system, sealing the shafts penetration through the hull. Stern tube seals can result in a significant maintenance burden when they are unable to handle the operational conditions of the vessel. Current systems are also lacking...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–27, 2018
Paper Number: SNAME-SMC-2018-056
... Unexpected failures can have drastic consequences for ships, and taking a cue from other industries, operators are looking to implement predictive maintenance solutions using sensor data generated by shipboard machinery. One ship operator engaged with artificial intelligence (AI) company Spark...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–27, 2018
Paper Number: SNAME-SMC-2018-037
... The effects on Required Freight Rate (RFR) of hull roughness causing loss of speed at constant power are investigated. Vessel lifetime roughness profiles are postulated based on construction, coatings, operation and maintenance. These are utilized to determine the loss of speed. The results...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–28, 2017
Paper Number: SNAME-SMC-2017-070
... risk-based inspection maintenance floating production system fpso reliability evaluation research inspection safety upstream oil & gas subsea system consequence lateral restriction contingency planning explosion girder platform simulation assessment Risk Based Management for FPSO...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–28, 2017
Paper Number: SNAME-SMC-2017-084
... an operator to see the current and future health of the machine as it operates in all states. artificial intelligence operator platform algorithm marine transportation anomalous behavior machine learning health maritime space maintenance actionable guidance maritime industry walter mitchell...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–28, 2017
Paper Number: SNAME-SMC-2017-081
... This paper describes an architecture and implementation of a system offering Remote Diagnostic Services (RDS). An RDS for marine use is a distributed system for cloud-based maintenance, asset-related, and engineering troubleshooting data collection and analysis aboard ships at sea. It allows...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–28, 2017
Paper Number: SNAME-SMC-2017-074
... that we find ourselves unable to find the information we're searching for. As constituent engineering systems become more complex, integrated and autonomous the need to retain documentation that describes operation becomes necessary for efficient maintenance and resolving unforeseen situations. Digital...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, November 1–5, 2016
Paper Number: SNAME-SMC-2016-089
... engine failure valve pt curve derivative curve software cylinder inspection upstream oil & gas vibration vibration data mechanical benefit frequency range artificial intelligence maintenance marine transportation frequency peak firing pressure signature Economic and Mechanical...
Proceedings Papers

Paper presented at the SNAME Maritime Convention and 5th World Maritime Technology Conference, November 4–6, 2015
Paper Number: SNAME-WMTC-2015-067
... The monitoring of machinery condition, performance, and maintenance activities continues to be vital to the effective management of marine assets. Identifying key data, developing a data collection protocol, and analyzing the data are key to effective management. Planning for these activities...
Proceedings Papers

Paper presented at the SNAME Maritime Convention and 5th World Maritime Technology Conference, November 4–6, 2015
Paper Number: SNAME-WMTC-2015-214
... conditions, which in turn limits the vessels capabilities to access the wind farms. Additionally, with the constant rise of power utilization, improvements in the Operation Maintenance (O&M) planning are crucial for the development of large isolated offshore wind farms. Improvements in the planning...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 22–24, 2014
Paper Number: SNAME-SMC-2014-P15
... In July 2011, the National Shipbuilding Research Program (NSRP)awarded the project entitled “Reduction of Total Ownership Costs Through Application of Design For Maintenance (DFM) and Repair Methodologies Project” a collaborative shipyard-led research project, supported by Bollinger Shipyards...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 22–24, 2014
Paper Number: SNAME-SMC-2014-T59
.... They are subject to corrosion; and due to the enclosed environment and complex structure, maintenance is very difficult and costly. This paper gives the results of an “insitu” study of ballast tanks on board of more than 150 merchant ships. No selection criteria were applied from the start and the ships were...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, November 8, 2013
Paper Number: SNAME-SMC-2013-P09
... This paper provides insight into the electrical safety by design, installation, and maintenance considerations, specifically as it relates to electrical systems and equipment and the potential consequences if not performed properly. It provides valuable information for the electricians...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, November 8, 2013
Paper Number: SNAME-SMC-2013-P36
... LEDs during the construction of ships allows for a greater TOC savings from increased energy efficacy, lower maintenance costs and a simpler electrical design schematic. There are three options available to incorporate LEDs on a ship: LED lamps, LED fixtures or a combination of the two...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, November 8, 2013
Paper Number: SNAME-SMC-2013-S05
... type steel weight coe maintenance comparative cost analysis webb-semi wind plant installation wind turbine platform foundation capital cost wind speed A Comparative Cost Analysis of Floating Wind Turbine Platforms ACKNOWLEDGMENTS This thesis was a long time in the making. Over the past...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24, 2012–October 27, 2021
Paper Number: SNAME-SMC-2012-P15
... This paper provides insight into the electrical safety considerations, specifically as it relates to maintenance of electrical overcurrent protective devices, and the potential impact on the arc flash energy for shipboard electrical equipment and systems application. It provides valuable...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24, 2012–October 27, 2021
Paper Number: SNAME-SMC-2012-P20
... The U.S. Naval Shipyards’ schedules revolve around the planning and execution of Naval vessel “availabilities,” essential maintenance periods during the life of a vessel with the purpose of maintaining and improving the operational readiness and its fighting ability. Because of the high...

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