A review of common geometry issues affecting mesh generation
M Gammon - 2018 AIAA Aerospace Sciences Meeting, 2018 - arc.aiaa.org
II. Introduction esh generation and adaptivity are highlighted in the NASA CFD Vision 2030
Study1 as one of the significant bottlenecks in the CFD workflow, with faster more reliable …
Study1 as one of the significant bottlenecks in the CFD workflow, with faster more reliable …
Global optimization of a transonic fan blade through AI-enabled active subspaces
The increased need to design higher performing aerodynamic shapes has led to design
optimization cycles requiring high-fidelity CFD models and high-dimensional …
optimization cycles requiring high-fidelity CFD models and high-dimensional …
Robust turbine blade optimization in the face of real geometric variations
J Kamenik, I Voutchkov, DJJ Toal, AJ Keane… - Journal of Propulsion …, 2018 - arc.aiaa.org
Because of manufacturing variations, no real turbine blade exactly conforms to its nominal
geometry. Even minimal deviations are known to affect aerodynamic performance, blade …
geometry. Even minimal deviations are known to affect aerodynamic performance, blade …
Extending highly loaded axial fan operability range through novel blade design
The tip clearance size has historically been considered to be the main factor affecting
stability range in axial fan and compressors. This paper reveals that the stall characteristics …
stability range in axial fan and compressors. This paper reveals that the stall characteristics …
Turbomachinery active subspace performance maps
P Seshadri, S Shahpar… - Journal of …, 2018 - asmedigitalcollection.asme.org
Turbomachinery active subspace performance maps are two-dimensional (2D) contour plots
that illustrate the variation of key flow performance metrics with different blade designs …
that illustrate the variation of key flow performance metrics with different blade designs …
[HTML][HTML] Aerodynamics of a short intake in crosswind
The next generation of turbofan aero-engines are likely to have an increase in fan diameter
to reduce the specific thrust and increase the overall propulsive efficiency. More compact …
to reduce the specific thrust and increase the overall propulsive efficiency. More compact …
Delaunay graph and radial basis function for fast quality mesh deformation
A novel mesh deformation technique is developed based on the Delaunay graph mapping
(DGM) method and the radial basis function (RBF) method. The algorithm combines the …
(DGM) method and the radial basis function (RBF) method. The algorithm combines the …
Geometry scaling technique and application to aerodynamic redesign of multi-stage transonic axial-flow compressors
X Zhang, Y Ju, C Zhang - Aerospace Science and Technology, 2022 - Elsevier
Geometry scaling technique, as one of the essential steps in aerodynamic redesign of multi-
stage compressor, directly determines whether the new scaled geometry meets the required …
stage compressor, directly determines whether the new scaled geometry meets the required …
Robust compressor blades for desensitizing operational tip clearance variations
P Seshadri, S Shahpar… - … Expo: Power for …, 2014 - asmedigitalcollection.asme.org
Robust design is a multi-objective optimization framework for obtaining designs that perform
favorably under uncertainty. In this paper robust design is used to redesign a highly loaded …
favorably under uncertainty. In this paper robust design is used to redesign a highly loaded …
Optimal mesh topology generation for CFD
Multiblock structured mesh generation is amongst the most popular meshing techniques for
flow simulations. However, the time consuming and user intensive process of blocking …
flow simulations. However, the time consuming and user intensive process of blocking …