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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 freight & logistics services hull structural material smc 2022...
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. upstream oil & gas information bringing big data technology wind energy renewable energy maintenance preload big data wind turbine installation vessel smc2021 operation operator crane...
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 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 24–27, 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-2018-077
... 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 24–28, 2017
Paper Number: SNAME-SMC-2017-070
... structure degree of reliability anthropic factor energy body environmental factor entrepreneurial factor vocational skills contingency ability determinant of severity comprehensive quality structural safety maintenance hydrologic condition weather effect Fig.1 The cause analysis of marine accidents aging...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24–28, 2017
Paper Number: SNAME-SMC-2017-074
... 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 Twin s address...
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-2017-084
... the potential benefits of engaging these tools primarily as reduction in unplanned out-of-service time and cost savings in maintenance and capital cost replacement they often don t know how to set this technology in motion in their own operations. Two trends merge in this regard: as data science continues its...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, November 1–5, 2016
Paper Number: SNAME-SMC-2016-089
... valve cylinder upstream oil & gas frequency range marine transportation software mechanical benefit maintenance pt curve vibration artificial intelligence engine failure derivative curve inspection vibration data frequency peak firing pressure signature SMC-089-2016.R2 Economic...
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-S05
... 28 Tension-Leg Platform 30 Comparison of Platform Motion 34 WIND PLANT OPERATING PARAMETERS 37 METHOD OF ANALYSIS 40 Overview 40 Cost-of-Energy Model 41 Discount Rate and Insurance, Warranty, and Fees 41 Initial Capital Cost 42 Replacement and Overhaul 70 Operations and Maintenance 72 Net Annual...
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, October 24, 2012–October 27, 2021
Paper Number: SNAME-SMC-2012-P15
...Protective Devices Maintenance and the Potential Impact on Arc Flash Energy Dennis K. Neitzel (V) 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...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, October 24, 2012–October 27, 2021
Paper Number: SNAME-SMC-2012-P20
... marine transportation caprio us government maintenance complete data caprio availability start project management work stoppage investigation availability standard error execution delay strategic planning and management execution phase availability lateness wc rsc mean length...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, November 4–6, 2010
Paper Number: SNAME-SMC-2010-P13
... the life of the aluminum small frigate. Although the acquisition cost for the aluminum equivalent ship is These fuel and maintenance savings would easily offset the currently higher than that for the steel ship, the aluminum additional price for the aluminum equivalent ship. Also, there equivalent ship...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, November 4–6, 2010
Paper Number: SNAME-SMC-2010-P26
... by these requirements. operation and maintenance of medium-voltage systems and OSHA s General Duty Clause, Section 5(a)(1) of the OSHA equipment could not be cited, because they do not exist. A new Act, requires employers to "furnish to each of his employees IEEE P45.5, Recommended Practice for Electrical Installations...

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