Effective adjoint approaches for computational fluid dynamics

GKW Kenway, CA Mader, P He… - Progress in Aerospace …, 2019 - Elsevier
The adjoint method is used for high-fidelity aerodynamic shape optimization and is an
efficient approach for computing the derivatives of a function of interest with respect to a …

[HTML][HTML] Review of recent offshore wind turbine research and optimization methodologies in their design

J Chen, MH Kim - Journal of Marine Science and Engineering, 2022 - mdpi.com
As international efforts to address climate change grow, an increasing number of countries
and companies have put forward a clear “net zero” goal through accelerated renewable …

OpenMDAO: An open-source framework for multidisciplinary design, analysis, and optimization

JS Gray, JT Hwang, JRRA Martins, KT Moore… - Structural and …, 2019 - Springer
Multidisciplinary design optimization (MDO) is concerned with solving design problems
involving coupled numerical models of complex engineering systems. While various MDO …

Progress and challenges on blade load research of large-scale wind turbines

J Dai, M Li, H Chen, T He, F Zhang - Renewable Energy, 2022 - Elsevier
Load identification is the premise of wind turbine blade design and control. In wind farms,
due to the lack of a thorough understanding of the blade loads, catastrophic accidents occur …

A computational architecture for coupling heterogeneous numerical models and computing coupled derivatives

JT Hwang, JRRA Martins - ACM Transactions on Mathematical Software …, 2018 - dl.acm.org
One of the challenges in computational modeling is coupling models to solve
multidisciplinary problems. Flow-based computational frameworks alleviate part of the …

Aero-structural rapid screening of new design concepts for offshore wind turbines

ASE Mendoza, DT Griffith, M Jeong, C Qin, E Loth… - Renewable Energy, 2023 - Elsevier
The development of large-scale wind turbines is challenged by loads, mass, and cost
growth, and more flexible blades that impact power and tower clearance. Further, the long …

Aerodynamic shape optimization of wind turbine blades using a Reynolds‐averaged Navier–Stokes model and an adjoint method

T Dhert, T Ashuri, JRRA Martins - Wind Energy, 2017 - Wiley Online Library
Computational fluid dynamics (CFD) is increasingly used to analyze wind turbines, and the
next logical step is to develop CFD‐based optimization to enable further gains in …

Multipoint high-fidelity CFD-based aerodynamic shape optimization of a 10 MW wind turbine

MHA Madsen, F Zahle, NN Sørensen… - Wind Energy …, 2019 - wes.copernicus.org
The wind energy industry relies heavily on computational fluid dynamics (CFD) to analyze
new turbine designs. To utilize CFD earlier in the design process, where lower-fidelity …

Massive simplification of the wind farm layout optimization problem

APJ Stanley, A Ning - Wind Energy Science, 2019 - wes.copernicus.org
The wind farm layout optimization problem is notoriously difficult to solve because of the
large number of design variables and extreme multimodality of the design space. Because …

Downwind pre‐aligned rotors for extreme‐scale wind turbines

E Loth, A Steele, C Qin, B Ichter, MS Selig… - Wind Energy, 2017 - Wiley Online Library
Downwind force angles are small for current turbines systems (1–5 MW) such that they may
be readily accommodated by conventional upwind configurations. However, analysis …