Digital twins in wind energy: Emerging technologies and industry-informed future directions

F Stadtmann, A Rasheed, T Kvamsdal… - IEEE …, 2023 - ieeexplore.ieee.org
This article presents a comprehensive overview of the digital twin technology and its
capability levels, with a specific focus on its applications in the wind energy industry. It …

Emerging trends in numerical simulations of combustion systems

V Raman, M Hassanaly - Proceedings of the Combustion Institute, 2019 - Elsevier
Numerical simulations have played a vital role in the design of modern combustion systems.
Over the last two decades, the focus of research has been on the development of the large …

[HTML][HTML] A deep learning enabler for nonintrusive reduced order modeling of fluid flows

S Pawar, SM Rahman, H Vaddireddy, O San… - Physics of …, 2019 - pubs.aip.org
In this paper, we introduce a modular deep neural network (DNN) framework for data-driven
reduced order modeling of dynamical systems relevant to fluid flows. We propose various …

Galerkin v. least-squares Petrov–Galerkin projection in nonlinear model reduction

K Carlberg, M Barone, H Antil - Journal of Computational Physics, 2017 - Elsevier
Abstract Least-squares Petrov–Galerkin (LSPG) model-reduction techniques such as the
Gauss–Newton with Approximated Tensors (GNAT) method have shown promise, as they …

Variational quantum algorithms for computational fluid dynamics

D Jaksch, P Givi, AJ Daley, T Rung - AIAA journal, 2023 - arc.aiaa.org
Quantum computing uses the physical principles of very small systems to develop
computing platforms which can solve problems that are intractable on conventional …

An artificial neural network framework for reduced order modeling of transient flows

O San, R Maulik, M Ahmed - Communications in Nonlinear Science and …, 2019 - Elsevier
This paper proposes a supervised machine learning framework for the non-intrusive model
order reduction of unsteady fluid flows to provide accurate predictions of non-stationary state …

Data-driven filtered reduced order modeling of fluid flows

X **e, M Mohebujjaman, LG Rebholz, T Iliescu - SIAM Journal on Scientific …, 2018 - SIAM
We propose a data-driven filtered reduced order model (DDF-ROM) framework for the
numerical simulation of fluid flows. The novel DDF-ROM framework consists of two steps:(i) …

Neural network closures for nonlinear model order reduction

O San, R Maulik - Advances in Computational Mathematics, 2018 - Springer
Many reduced-order models are neither robust with respect to parameter changes nor cost-
effective enough for handling the nonlinear dependence of complex dynamical systems. In …

POD-Galerkin method for finite volume approximation of Navier–Stokes and RANS equations

S Lorenzi, A Cammi, L Luzzi, G Rozza - Computer Methods in Applied …, 2016 - Elsevier
Numerical simulation of fluid flows requires important computational efforts but it is essential
in engineering applications. Reduced Order Model (ROM) can be employed whenever fast …

[HTML][HTML] Data-driven recovery of hidden physics in reduced order modeling of fluid flows

S Pawar, SE Ahmed, O San, A Rasheed - Physics of Fluids, 2020 - pubs.aip.org
In this article, we introduce a modular hybrid analysis and modeling (HAM) approach to
account for hidden physics in reduced order modeling (ROM) of parameterized systems …