4 papers
Cost of Sensing in Optimal Control: Basic Formulations, Examples, and Applications
Dung Tran, Tri Ngo, Tuhin Das
Incorporating a notion of cost of sensing, or sensing-cost, within the optimal control framework is beneficial in controlling systems where the duration of sensing, and/or the cost…
Modeling and Verification of Lumped-Parameter, Multibody Structural Dynamics for Offshore Wind Turbines
Saad Rahman, Doyal Sarker, Tri Ngo +4
This paper presents the modeling and verification of multibody structural dynamics for offshore wind turbines. The flexible tower and support structure of a monopile-based offshore…
Enhanced Hydrodynamic Modeling of Offshore Wind Turbines using Morison's Equation with Frequency-Dependent Coefficients
Md Sakif, Doyal Sarker, Kazi Mohsin +2
This paper presents a novel approach for implementing frequency-dependent hydrodynamic coefficients in Morison's equation, which is widely used in hydrodynamics modeling. Accurate…
Hydrodynamic Modeling Improvements for Floating Offshore Wind Turbines with Validation Results
Doyal Sarker, Md Sakif, Tri Ngo +1
This study presents key enhancements in hydrodynamic modeling using the strip-based Morison's equation approach to enable rapid simulations of Floating Offshore Wind Turbines (FOWT…