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Keywords: constraint
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Proceedings Papers
Artificial Intelligence Utilization for Ship Design Optimization
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 14–16, 2024
Paper Number: SNAME-SMC-2024-023
... Rapid developments in technology and Artificial Intelligence (AI) serve as primary sources of utilization for improvements of the ship design processes. Structured initially by ship inputs and constraints, Artificial Intelligence algorithms hold the potential to generate and optimize machinery...
Proceedings Papers
The Design Characterization of Offshore Carbon Sequestration Marine Units
Available to PurchaseEthan T. Almquist, Sean P. Hickey, Brian W. Axelsen, Cooper N. Clark, Luke D. VanAuken, David J. Singer
Paper presented at the SNAME Maritime Convention, September 27–29, 2023
Paper Number: SNAME-SMC-2023-067
... variables to the decision-making process are identified. This has been completed without the constraint of geographical location, and identifies the data required to analyze a specific region of interest. A case study is presented where the characterization is applied to a proposed floating storage...
Proceedings Papers
Reduced Project Duration via Intelligent Scheduling for Ship Production/Repair
Available to Purchase
Paper presented at the SNAME Maritime Convention, September 27–29, 2022
Paper Number: SNAME-SMC-2022-055
... Ship and submarine production and repair have benefited significantly from more intelligently allocating resources and managing other constraints, thereby increasing efficiency, and reducing overall project duration. In complex production and repair environments, such as ship production/repair...
Proceedings Papers
Application of a Digital Twin for Proactive Production Planning
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Paper presented at the SNAME Maritime Convention, September 27–29, 2022
Paper Number: SNAME-SMC-2022-058
... applications. marine transportation digital twin planning & scheduling artificial intelligence machine learning scenario application proactive production planning smc 2022 requirement evaluation dimension houston shipyard identification disruption constraint implementation formula...
Proceedings Papers
Effect of Nonlinear Geometric Twist on Hydrodynamic Performance of Hydrofoils with Bell-Shaped Spanloads
Available to Purchase
Paper presented at the SNAME Maritime Convention, September 29–October 2, 2020
Paper Number: SNAME-SMC-2020-048
... design constraint (leading to an elliptical lift distribution) to an integrated bending moment design constraint, resulting in a bell-shaped lift distribution. A lifting line method was used to apply non-linear geometric twist to the lifting geometry, thus creating a baseline hydrofoil with an elliptical...
Proceedings Papers
Hydrodynamic Optimization of a T-foil
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Paper presented at the SNAME Maritime Convention, September 29–October 2, 2020
Paper Number: SNAME-SMC-2020-084
... transportation constraint martin kenway hydrofoil virtual event optimization design variable mesh intersection surface mesh cavitation constraint baseline coefficient geometry yingqian liao reduction hydrodynamic optimization separation SNAME Maritime Convention 2020 A Virtual Event 29...
Proceedings Papers
A Set-Based Thinking and Engineering Reasoning Approach to Set-Based Design
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 24–27, 2018
Paper Number: SNAME-SMC-2018-049
... reasoning constraint subsystem reasoning engineering problem decision variable design team design space sbd design solution design element specification objective set-based design information set-based thinking A Set-Based Thinking and Engineering Reasoning Approach to Set-Based Design...
Proceedings Papers
Structural Optimization of Elasto-plastic Beam-Columns under Uniaxial Compression
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 24–28, 2017
Paper Number: SNAME-SMC-2017-066
... This paper presents a procedure for structural optimization of inelastic beam-columns consisting of base plate and Tbar stiffener under uniaxial compression. The goal of the optimization is weight minimization under ultimate strength constraint. The ultimate compressive strength of such beam...
Proceedings Papers
Automatically Determining the Latest Possible Equipment Installation Times for Shipbuilding
Available to Purchase
Paper presented at the SNAME Maritime Convention and 5th World Maritime Technology Conference, November 4–6, 2015
Paper Number: SNAME-WMTC-2015-004
... vessel was used to assess the developed methodology. artificial intelligence marine transportation constraint martin latest possible equipment installation time computational time bi-objective bottleneck shortest path problem rose automatically complex vessel algorithm hansen...
Proceedings Papers
Understanding and Optimizing Vessel Propulsive Power and Fuel Use: Using Duty Cycle Analysis Computations
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 22–24, 2014
Paper Number: SNAME-SMC-2014-T37
... software, including examples of design-side and shipboard decision options and consequences. benchmarking strategic planning and management sustainable development performance indicator social responsibility sustainability marine transportation constraint efficiency duty cycle profile duty...
Proceedings Papers
Oil Tanker Cargo Hold Structural Optimization Using Ultimate Limit States
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 22–24, 2014
Paper Number: SNAME-SMC-2014-T40
... freight & logistics services artificial intelligence optimization problem upstream oil & gas marine transportation constraint limit state structural weight thickness mesh model stiffener design cluster tanker cargo hold structural optimization coarse mesh model adequacy parameter...
Proceedings Papers
Human Powered Submarine 2013
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Paper presented at the SNAME Maritime Convention, November 8, 2013
Paper Number: SNAME-SMC-2013-S03
... was spent early on developing a web site, www.uw-hps.com, and a sales brochure for use with fundraising and public awareness. At the same time other members were busy developing designs and formulating the research to be conducted. artificial intelligence us government constraint washington human...
Proceedings Papers
Reduced Project Duration & Improved Critical Resource Determination via Intelligent Scheduling: Navy and Other Applications
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 24, 2012–October 27, 2021
Paper Number: SNAME-SMC-2012-P40
... In complex production and maintenance environments, such as ship production, the method of allocating resources and managing other constraints significantly affects the efficiency of progress as well as the overall project duration. Resources include human resources, equipment resources...
Proceedings Papers
Ship Cable Management
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 24, 2012–October 27, 2021
Paper Number: SNAME-SMC-2012-P08
... object-oriented architecture artificial intelligence fpso floating production storage & offloading us government software engineering upstream oil & gas floating production system marine transportation floating production storage and offloading constraint ship connector technosoft...
Proceedings Papers
Numerical Optimization Methods for Ship Hydrodynamic Design
Available to Purchase
Paper presented at the SNAME Maritime Convention, October 21–23, 2009
Paper Number: SNAME-SMC-2009-013
... as Simulation-Based Design (SBD) techniques. Using these tools the designers may find the minimum of some user defined objective functions with constraints, under the general mathematical framework of a Non-Linear Programming problem. There are problems of course: computational complexity, noise, robustness...
Proceedings Papers
Reduction of Wave Resistance of Displacement Vessels by Waterline Parabolization
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Paper presented at the SNAME Maritime Convention, October 21–23, 2009
Paper Number: SNAME-SMC-2009-053
... at constant displacement and retrofit applications. artificial intelligence optimization problem marine transportation constraint wave resistance simulation resistance hull mesh waterline form factor coefficient parabolization bow bulb parent hull trawson fn 0 reduction viscous...
Proceedings Papers
Leading the Way for Mid-Tier Shipyards to Implement Design for Production Methodologies
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Paper presented at the SNAME Maritime Convention, October 17–18, 2008
Paper Number: SNAME-SMC-2008-P02
... resulting from DFP implementation. strategic planning and management project management artificial intelligence marine transportation constraint dfp manual information design process shipyard production methodology guiding principle production table design agent the shipyard...
Proceedings Papers
Conceptual Design and Hydrodynamic Analysis of a High-Speed Sealift Adjustable-Length Trimaran
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Paper presented at the SNAME Maritime Convention, October 17–18, 2008
Paper Number: SNAME-SMC-2008-048
... was conducted to elucidate utility of the numerical predictions. reservoir simulation upstream oil & gas marine transportation frequency constraint subhull calculation proc resistance transom centerhull octor prediction experiment forward speed adjustable-length trimaran configuration...
Proceedings Papers
Optimal Thrust Allocation in a Dynamic Positioning System
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Paper presented at the SNAME Maritime Convention, October 17–18, 2008
Paper Number: SNAME-SMC-2008-077
... to thrust allocation are treated. A generalized algorithm is developed. artificial intelligence optimization problem upstream oil & gas allocation solution constraint thruster thrust region rudder thrust vector vector polyhedral thrust level inequality requirement algorithm...
Proceedings Papers
Prediction of Performance and Design via Optimization of Ducted Propellers Subject to Non-axisymmetric Inflows
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Paper presented at the SNAME Maritime Convention, October 19–21, 2005
Paper Number: SNAME-SMC-2005-D28
... Recently developed methods at UT Austin for the analysis of open or ducted propellers are presented, and then coupled with a constrained nonlinear optimization method to design blades of open or ducted propellers for maximum efficiency satisfying the minimum pressure constraint for fully wetted...