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Journal Articles

Safe Operating Limits of Vehicle Dynamics under Parameter Uncertainty using Koopman Spectrum

Accepted Manuscript
Alok Kumar, Bhagyashree Umathe, Umesh Vaidya, Atul Kelkar
Journal: ASME Letters in Dynamic Systems and Control
Article Type: Research Papers
Publisher: ASME
Letters Dyn. Sys. Control.
Paper No: ALDSC-23-1039
https://doi.org/10.1115/1.4063479
Published Online: September 22, 2023
View Article titled, Safe Operating Limits of Vehicle Dynamics under Parameter Uncertainty using Koopman Spectrum
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Topics: Uncertainty, Vehicle dynamics, Vehicles, Computation, Degrees of freedom, Driver safety, Dynamics (Mechanics), Eigenfunctions, Nonlinear systems, Optimization
Journal Articles

Numerical and Experimental Study on Performance Enhancement of Darrieus Vertical Axis Wind Turbine With Wingtip Devices

Nishant Mishra, Anand Sagar Gupta, Jishnav Dawar, Alok Kumar, Santanu Mitra
Journal: Journal of Energy Resources Technology
Article Type: Research-Article
J. Energy Resour. Technol. December 2018, 140(12): 121201.
Paper No: JERT-18-1105
https://doi.org/10.1115/1.4040506
Published Online: July 2, 2018
View Article titled, Numerical and Experimental Study on Performance Enhancement of Darrieus Vertical Axis Wind Turbine With Wingtip Devices
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Topics: Blades, Computational fluid dynamics, Turbines, Vertical axis wind turbines, Simulation, Design, Wind velocity, Manufacturing, Drag (Fluid dynamics)
Proceedings Papers

Feasibility of Using Stress Joint in an Existing Flexible Joint Receptacle for a Deepwater SCR

Basim Mekha, Alok Kumar, Mike Stark, Paul Barnett
Proc. ASME. OMAE2009, Volume 3: Pipeline and Riser Technology, 893-901, May 31–June 5, 2009
Paper No: OMAE2009-80213
https://doi.org/10.1115/OMAE2009-80213
View Paper titled, Feasibility of Using Stress Joint in an Existing Flexible Joint Receptacle for a Deepwater SCR
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Topics: Stress, Hull, Floating structures, Titanium, Design, Compressibility, Elastomers, Failure, Finite element analysis, Fluids
Proceedings Papers

Design, Manufacturing, Testing, and Deployment of a Cross Haul Bucket for the Independence Hub

Chris Alexander, Basim Mekha, Mike Hogan, Brent Rager, Alok Kumar
Proc. ASME. OMAE2008, Volume 3: Pipeline and Riser Technology; Ocean Space Utilization, 511-519, June 15–20, 2008
Paper No: OMAE2008-57598
https://doi.org/10.1115/OMAE2008-57598
View Paper titled, Design, Manufacturing, Testing, and Deployment of a Cross Haul Bucket for the Independence Hub
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Topics: Design, Manufacturing, Testing, Stress, Steel catenary risers, Strain gages, Water, Weight (Mass)
Proceedings Papers

Performance Related Parameters of Flexible Connections Used in Offshore Pipelines

Alok Kumar, Michael E. Hogan
Proc. ASME. OMAE2002, 21st International Conference on Offshore Mechanics and Arctic Engineering, Volume 4, 107-115, June 23–28, 2002
Paper No: OMAE2002-28159
https://doi.org/10.1115/OMAE2002-28159
View Paper titled, Performance Related Parameters of Flexible Connections Used in Offshore Pipelines
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Topics: Rubber, Underwater pipelines, Design, Bearings, Creep, Damage, Explosives, Fluids, High pressure (Physics), High temperature