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Article
Multidisciplinary optimization of the SRV2-O radial compressor using an adjoint-based approach
Designing turbomachines requires in many applications to find a suitable compromise between different disciplines, such as aerodynamics, vibration analysis, and structural mechanics. The optimization of such c...
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Article
Open AccessDiscrete adjoint for coupled conjugate heat transfer
The typical method to solve multi-physics problems such as Conjugate Heat Transfer (CHT) is the partitioned approach which couples separate solvers through boundary conditions. Effective gradient-based optimis...
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Chapter
Towards Faster Design Cycles Through Gradient-Based Optimization
As design tasks are significantly complexifying over time, engineers seek more often assistance by optimization tools in their daily design task. Those cost-effective tools propose innovative solutions which c...
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Article
Discrete adjoint gradient evaluations for linear stress and vibration analysis
This paper presents methods used to perform discrete adjoint gradient evaluations for linear stress and vibration analysis. The methods are implemented within the framework of a discrete adjoint structural sol...
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Chapter
A Comparative Study of Two Different CAD-Based Mesh Deformation Methods for Structural Shape Optimization
This work introduces and compares two different CAD-based mesh deformation methods. The methods are used within an adjoint structural shape optimization, which is part of an evolving CAD-based adjoint multidis...
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Chapter
CAD and Adjoint Based Multipoint Optimization of an Axial Turbine Profile
A computer-aided design (CAD) and adjoint based multipoint optimization of the LS89 high pressure axial turbine vane is presented. The aim is to reduce the entropy generation at both subsonic and transonic flo...
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Chapter
Node-Based Adjoint Surface Optimization of U-Bend Duct for Pressure Loss Reduction
The pressure loss reduction inside the U-bends of internal cooling channels is of crucial importance to increase the performance of cooling systems of gas turbines. The optimization technique proposed in the p...
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Chapter and Conference Paper
Acceleration of Turbomachinery Steady Simulations on GPU
Steady state simulations in Computational Fluid Dynamics (CFD), which rely on implicit time integration, are not experiencing great accelerations on GPUs. Moreover, most of the reported acceleration effort con...
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Article
Multidisciplinary design optimization of a compact highly loaded fan
The recent progress in Multidisciplinary Design Optimization (MDO) enables engineers to revise design strategies and to address more complex problems. In this paper, the full design of a compact highly loaded ...
