Digital twin: Values, challenges and enablers from a modeling perspective

A Rasheed, O San, T Kvamsdal - IEEE access, 2020 - ieeexplore.ieee.org
Digital twin can be defined as a virtual representation of a physical asset enabled through
data and simulators for real-time prediction, optimization, monitoring, controlling, and …

Digital twin: Values, challenges and enablers

A Rasheed, O San, T Kvamsdal - arXiv preprint arXiv:1910.01719, 2019 - arxiv.org
A digital twin can be defined as an adaptive model of a complex physical system. Recent
advances in computational pipelines, multiphysics solvers, artificial intelligence, big data …

[HTML][HTML] Methods for enabling real-time analysis in digital twins: A literature review

MS Es-haghi, C Anitescu, T Rabczuk - Computers & Structures, 2024 - Elsevier
This paper presents a literature review on methods for enabling real-time analysis in digital
twins, which are virtual models of physical systems. The advantages of digital twins are …

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 …

[HTML][HTML] Machine learning closures for model order reduction of thermal fluids

O San, R Maulik - Applied Mathematical Modelling, 2018 - Elsevier
We put forth a data-driven closure modeling approach for stabilizing projection based
reduced order models for the Bousinessq equations. The effect of discarded modes is taken …

[PDF][PDF] Цифровые двойники в промышленности: генезис, состав, терминология, технологии, платформы, перспективы. Часть 2. Ключевые технологии …

ВМ Дозорцев - Автоматизация в промышленности, 2020 - avtprom.ru
Рассматриваются базовые технологии построения и сопровождения цифровых
двойников (ЦД) с учетом широкого разнообразия задач автоматизации …

Error analysis of a residual-based stabilization-motivated POD-ROM for incompressible flows

TC Rebollo, S Rubino, M Oulghelou, C Allery - Computer Methods in …, 2022 - Elsevier
This article presents error bounds for a velocity–pressure segregated POD reduced order
model discretization of the Navier–Stokes equations. The stability is proven in L∞(L 2) and …

Non intrusive method for parametric model order reduction using a bi-calibrated interpolation on the grassmann manifold

M Oulghelou, C Allery - Journal of Computational Physics, 2021 - Elsevier
Approximating solutions of non-linear parametrized physical problems by interpolation
presents a major challenge in terms of accuracy. In fact, pointwise interpolation of such …

DMD-based background flow sensing for AUVs in flow pattern changing environments

F Dang, S Nasreen, F Zhang - IEEE Robotics and Automation …, 2021 - ieeexplore.ieee.org
This letter is concerned with real-time background flow field estimation using distributed
pressure sensor measurements for autonomous underwater vehicles (AUVs). The goal of …

Lower order description and reconstruction of sparse scanning lidar measurements of wind turbine inflow using Proper Orthogonal Decomposition

AP Kidambi Sekar, MF van Dooren, A Rott, M Kühn - Remote Sensing, 2022 - mdpi.com
Preview measurements of the inflow by turbine-mounted lidar systems can be used to
optimise wind turbine performance or alleviate structural loads. However, nacelle-mounted …