Firedrake: automating the finite element method by composing abstractions

F Rathgeber, DA Ham, L Mitchell, M Lange… - ACM Transactions on …, 2016 - dl.acm.org
Firedrake is a new tool for automating the numerical solution of partial differential equations.
Firedrake adopts the domain-specific language for the finite element method of the FEniCS …

Unified form language: A domain-specific language for weak formulations of partial differential equations

MS Alnæs, A Logg, KB Ølgaard, ME Rognes… - ACM Transactions on …, 2014 - dl.acm.org
We present the Unified Form Language (UFL), which is a domain-specific language for
representing weak formulations of partial differential equations with a view to numerical …

[HTML][HTML] Tidal turbine array optimisation using the adjoint approach

SW Funke, PE Farrell, MD Piggott - Renewable Energy, 2014 - Elsevier
Oceanic tides have the potential to yield a vast amount of renewable energy. Tidal stream
generators are one of the key technologies for extracting and harnessing this potential. In …

Geometry of needle-like microstructures in shape-memory alloys

S Conti, M Lenz, M Rumpf, J Verhülsdonk… - Shape Memory and …, 2023 - Springer
Needle-like microstructures are often observed in shape memory alloys near macro-
interfaces that separate regions with different laminate orientation. We study their shape with …

Physics constrained learning for data-driven inverse modeling from sparse observations

K Xu, E Darve - Journal of Computational Physics, 2022 - Elsevier
Deep neural networks (DNN) can model nonlinear relations between physical quantities.
Those DNNs are embedded in physical systems described by partial differential equations …

3D printing of polymer-bonded rare-earth magnets with a variable magnetic compound fraction for a predefined stray field

C Huber, C Abert, F Bruckner, M Groenefeld… - Scientific reports, 2017 - nature.com
Additive manufacturing of polymer-bonded magnets is a recently developed technique, for
single-unit production, and for structures that have been impossible to manufacture …

Topology optimization of turbulent rotating flows using Spalart–Allmaras model

LFN Sá, PVM Yamabe, BC Souza, ECN Silva - Computer Methods in …, 2021 - Elsevier
The design of rotating fluid devices, such as flow machines, mixers, and separators, with a
focus on performance improvement is of high interest. They usually operate under high …

Topology optimization of fiber reinforced structures considering stress constraint and optimized penalization

ALF da Silva, RA Salas, ECN Silva - Composite Structures, 2023 - Elsevier
The use of materials reinforced with fibers has been increasing due to their advantages, for
example, the ratio between its mass and strength. For this reason, new additive …

Fast PDE-constrained optimization via self-supervised operator learning

S Wang, MA Bhouri, P Perdikaris - arxiv preprint arxiv:2110.13297, 2021 - arxiv.org
Design and optimal control problems are among the fundamental, ubiquitous tasks we face
in science and engineering. In both cases, we aim to represent and optimize an unknown …

Integer programming topology optimization for subsonic compressible flows with geometry trimming

FS Maffei, LFN de Sá, E Moscatelli, R Picelli… - International Journal of …, 2023 - Elsevier
The incompressibility hypothesis is successfully applied in a broad range of engineering
problems simulated via computational fluid dynamics (CFD) codes. However, depending on …