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Salim Ahmed
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Proceedings Papers

Obstacle Avoidance Nonlinear Model Predictive Controller for Autonomous Surface Vessels With Variable Sampling Time Prediction

Eranga Fernando, Syed Imtiaz, Salim Ahmed, Kevin Murrant, Robert Gash, Mohammed Islam, Hasanat Zaman
Proc. ASME. OMAE2024, Volume 1: Offshore Technology, V001T01A009, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-126778
https://doi.org/10.1115/OMAE2024-126778
View Paper titled, Obstacle Avoidance Nonlinear Model Predictive Controller for Autonomous Surface Vessels With Variable Sampling Time Prediction
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Topics: Control equipment, Predictive control, Trajectories (Physics), Unmanned surface vehicles, Algorithms, Simulation results, Vessels
Proceedings Papers

Offset-Free Tracking Control for a Marine Autonomous Surface Ship

Tanjil Islam, Syed Imtiaz, Salim Ahmed, Mohammad Islam, Hasanat Zaman, Robert Gash
Proc. ASME. OMAE2023, Volume 1: Offshore Technology, V001T01A034, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-104936
https://doi.org/10.1115/OMAE2023-104936
View Paper titled, Offset-Free Tracking Control for a Marine Autonomous Surface Ship
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Topics: Ships, Tracking control, Trajectories (Physics)
Proceedings Papers

Image Processing to Extract Ice Features to Aid Modelling of Ice Force

Shamima Akter, Mohammed Islam, Hasanat Zaman, Salim Ahmed, Syed Imtiaz, Robert Gash
Proc. ASME. OMAE2022, Volume 6: Polar and Arctic Sciences and Technology, V006T07A017, June 5–10, 2022
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2022-79255
https://doi.org/10.1115/OMAE2022-79255
View Paper titled, Image Processing to Extract Ice Features to Aid Modelling of Ice Force
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Topics: Ice, Image processing, Modeling, Sea ice
Journal Articles

A Generalized Framework for Risk-Based Extreme Load Analysis in Offshore System Design

Mohammad Arif, Faisal Khan, Salim Ahmed, Syed Imtiaz
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. April 2023, 145(2): 021701.
Paper No: OMAE-22-1012
https://doi.org/10.1115/1.4055553
Published Online: October 7, 2022
View Article titled, A Generalized Framework for Risk-Based Extreme Load Analysis in Offshore System Design
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Topics: Design, Ocean engineering, Probability, Risk, Stress, Waves, Wind, Wind velocity, Risk assessment, Statistics
Proceedings Papers

Efficient Modelling of Harsh Environment Disturbances for DP and Autonomous Ships Simulations

Hasanat Zaman, Mohammed Islam, Osama Alagili, Mohammad Khan, Syed Imtiaz, Salim Ahmed
Proc. ASME. OMAE2021, Volume 6: Ocean Engineering, V006T06A067, June 21–30, 2021
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2021-63954
https://doi.org/10.1115/OMAE2021-63954
View Paper titled, Efficient Modelling of Harsh Environment Disturbances for DP and Autonomous Ships Simulations
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Topics: Dynamic positioning systems, Ice, Modeling, Ships, Simulation, Waves, Wind, Stress, Design, Arctic Ocean
Journal Articles

Dynamic Risk Analysis Using Imprecise and Incomplete Information

Mohammad Zaid Kamil, Faisal Khan, Guozheng Song, Salim Ahmed
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. December 2019, 5(4): 041005.
Paper No: RISK-18-1060
https://doi.org/10.1115/1.4044042
Published Online: September 25, 2019
View Article titled, Dynamic Risk Analysis Using Imprecise and Incomplete Information
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Topics: Accidents, Probability, Safety, Uncertainty, Failure, Risk analysis
Journal Articles

Computational Analysis for Mixed Convective Flows of Viscous Fluids With Nanoparticles

Umer Farooq, DianChen Lu, Salim Ahmed, Muhammad Ramzan, Jae Dong Chung, Farman Ali Chandio
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. April 2019, 11(2): 021013.
Paper No: TSEA-17-1379
https://doi.org/10.1115/1.4041873
Published Online: December 6, 2018
View Article titled, Computational Analysis for Mixed Convective Flows of Viscous Fluids With Nanoparticles
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Topics: Buoyancy, Flow (Dynamics), Fluids, Nanoparticles, Skin friction (Fluid dynamics), Heat, Boundary layers, Errors, Magnetohydrodynamics, Brownian motion
Journal Articles

Probabilistic Modeling of Pitting Corrosion in Insulated Components Operating in Offshore Facilities

Elahe Shekari, Faisal Khan, Salim Ahmed
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research Papers
ASME J. Risk Uncertainty Part B. March 2017, 3(1): 011003.
Paper No: RISK-16-1054
https://doi.org/10.1115/1.4034603
Published Online: November 21, 2016
View Article titled, Probabilistic Modeling of Pitting Corrosion in Insulated Components Operating in Offshore Facilities
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Topics: Corrosion, Density, Insulation, Modeling, Ocean engineering, Failure, Inspection
Proceedings Papers

Numerical Flow Analysis of Hydrate Formation in Offshore Pipelines Using Computational Fluid Dynamics (CFD)

Eugenio Turco Neto, M. A. Rahman, Syed Imtiaz, Salim Ahmed
Proc. ASME. OMAE2016, Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, V008T11A007, June 19–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2016-54534
https://doi.org/10.1115/OMAE2016-54534
View Paper titled, Numerical Flow Analysis of Hydrate Formation in Offshore Pipelines Using Computational Fluid Dynamics (CFD)
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Topics: Computational fluid dynamics, Flow (Dynamics), Underwater pipelines, Mass transfer, Chemical kinetics, Methane, Pipelines, Water, Chemical reactions, Computer software
Journal Articles

Layout Optimization of a Floating Liquefied Natural Gas Facility Using Inherent Safety Principles

Peiwei Xin, Faisal Khan, Salim Ahmed
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. August 2016, 138(4): 041602.
Paper No: OMAE-15-1050
https://doi.org/10.1115/1.4033076
Published Online: June 2, 2016
View Article titled, Layout Optimization of a Floating Liquefied Natural Gas Facility Using Inherent Safety Principles
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Topics: Design, Liquefied natural gas, Optimization, Safety, Ocean engineering, Hazards
Proceedings Papers

Inherent Safety Aspects for Layout Design of a Floating LNG Facility

Peiwei Xin, Salim Ahmed, Faisal Khan
Proc. ASME. OMAE2015, Volume 10: Petroleum Technology, V010T11A022, May 31–June 5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2015-41669
https://doi.org/10.1115/OMAE2015-41669
View Paper titled, Inherent Safety Aspects for Layout Design of a Floating LNG Facility
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Topics: Design, Liquefied natural gas, Safety, Hazards