acados—a modular open-source framework for fast embedded optimal control

R Verschueren, G Frison, D Kouzoupis, J Frey… - Mathematical …, 2022 - Springer
This paper presents the acados software package, a collection of solvers for fast embedded
optimization intended for fast embedded applications. Its interfaces to higher-level …

[HTML][HTML] Requirements for the application of the Digital Twin Paradigm to offshore wind turbine structures for uncertain fatigue analysis

J Jorgensen, M Hodkiewicz, E Cripps, GM Hassan - Computers in Industry, 2023 - Elsevier
Abstract The Digital Twin (DT) paradigm offers an extension of simulation model utility into
the operational phase of an engineering asset. The goal is a simulation “twinned” with …

From wind conditions to operational strategy: Optimal planning of wind turbine damage progression over its lifetime

N Requate, T Meyer, R Hofmann - Wind Energy Science …, 2022 - wes.copernicus.org
Renewable energies have an entirely different cost structure than fossil fuel-based electricity
generation. This is mainly due to the operation at zero marginal cost, whereas for fossil fuel …

Fatigue load minimization for a position-controlled floating offshore wind turbine

B Saunders, R Nagamune - Journal of Marine Science and Engineering, 2023 - mdpi.com
Floating offshore wind farm control via real-time turbine repositioning has a potential in
significantly enhancing the wind farm efficiency. Although the wind farm power capture …

Economic model predictive control of Li‐ion battery cyclic aging via online rainflow‐analysis

S Loew, A Anand, A Szabo - Energy Storage, 2021 - Wiley Online Library
Cycle identification via the rainflow‐algorithm is implemented online in a model predictive
controller (MPC) for Li‐ion batteries. This is achieved by externalization of the cycle …

Economic nonlinear model predictive control of fatigue for a hybrid wind-battery generation system

A Anand, S Loew, CL Bottasso - Journal of Physics: Conference …, 2022 - iopscience.iop.org
An economic nonlinear model predictive controller (ENMPC) is formulated for a wind turbine-
battery hybrid generation system. The controller aims to maximize the operational profit of …

[HTML][HTML] Lidar-assisted model predictive control of wind turbine fatigue via online rainflow counting considering stress history

S Loew, CL Bottasso - Wind Energy Science, 2022 - wes.copernicus.org
The formulation of parametric online rainflow counting implements the standard fatigue
estimation process and a stress history in the cost function of a model predictive controller …

Economic nonlinear model predictive control of fatigue—Formulation and application to wind turbine control

S Loew, D Obradovic… - … Control Applications and …, 2023 - Wiley Online Library
In this article, the estimation of fatigue is implemented in the cost function of a gradient‐
based model predictive controller (MPC). This is a challenging problem, because calculating …

Analysis and design of an adaptive turbulence-based controller for wind turbines

L Dong, WH Lio, GR Pirrung - Renewable Energy, 2021 - Elsevier
This work aims to explore methods to retain the robustness and performance of a wind
turbine controller under different wind conditions. A method of optimizing the control …

A set-based prognostics approach for wind turbine blade health monitoring

K Boutrous, V Puig, F Nejjari - IFAC-PapersOnLine, 2022 - Elsevier
This paper presents a model-based prognostics procedure using a zonotopic Kalman filter
in tandem with a zonotopic set-based propagation of degradation, aiding in the …