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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：The Application of Continuous Adjoint Method for Shape Optimization in Navier-Stokes Flow
连续伴随法 纳维-斯托克斯流 形状优化
2023/5/8
In this work, the shape optimization problem of a solid immersed in the incompressible fluid governed by Navier-Stokes equations is considered. Based on the continuous adjoint method, the shape gradie...
Discrete Gradient Flows for Shape Optimization and Applications
Shape optimization scalar product gradient flow
2015/12/11
We present a variational framework for shape optimization problems
that establishes clear and explicit connections among the continuous formulation, its full discretization and the resulting linear a...
Shape Optimization of a Blunt Body Vibro-wind Galloping Oscillator
Vibro-wind Galloping instability Energy harvesting
2015/8/26
The nonlinear dynamics of a transverse galloping blunt body oscillator is analyzed with respect to its geometric shape and size. The oscillator's equation of motion is studied using an approximation f...
Industrial Applications of Aerodynamic Shape Optimization
Industrial Applications Aerodynamic Shape Optimization
2015/7/3
This is the second of three lectures prepared by the authors for the von Karman Institute that deal with the subject of aerodynamic shape optimization. In our first lecture we introduced some th...
Theoretical Background for Aerodynamic Shape Optimization
Theoretical Background Aerodynamic Shape Optimization
2015/7/3
This is the first of three lectures prepared by the authors for the von Karman Institute that deal with the subject of aerodynamic shape optimization. In this lecture we introduce some theoretic...
Computational Aerodynamics:Solvers and Shape Optimization
computational fl uid dynamics aerodynamics shape optimization
2015/7/3
Aeronautics, and in particular aerodynamics, has been one of the main technological drivers for the development of computational fluid dynamics (CFD).
Analysis and shape optimization in incompressible flows with unstructured grids
Adjoints Unstructured grids Incompressible fl ows
2015/7/3
The reduced gradient evaluations provide major computa tional savings for unstructured grids and its accuracy and use for canonical and industrial problems is a major contribution of this study. The d...
One-shot pseudo-time method for aerodynamic shape optimization using the Navier–Stokes equations
aerodynamic shape optimization simultaneous pseudo-time stepping Navier–Stokes equations
2015/7/2
This paper presents a numerical method for aerodynamic shape optimization problems in compressible viscous flow. It is based on simultaneous pseudo-time stepping in which stationary states are o...
Aerodynamic Shape Optimization Part II:Sample Applications
Aerodynamic Shape Optimization Sample Applications
2015/7/2
This is the second of two lectures prepared by the authors for the von Karman Institute that deal with the subject of aerodynamic shape optimization.
Aerodynamic Shape Optimization Part I: Theoretical Background
Aerodynamic Shape Optimization Theoretical Background
2015/7/2
This is the first of two lectures prepared by the authors for the von Karman Institute that deal with the subject of aerodynamic shape optimization.
Aerodynamic Shape Optimization for the World's Fastest P-51
Aerodynamic Shape Optimization World's Fastest P-51
2015/7/2
In this paper, an Adjoint-based automatic design methodology has been applied to redesign the wing of the P51 \Dago Red", an aircraft competing in the Reno Air Races.
Aerodynamic Simulation and Shape Optimization for High Speed Flow
Aerodynamic Simulation Shape Optimization High Speed Flow
2015/7/2
In this paper we review the development of aerodynamic simulation and shape optimization techniques which had their inception in Princeton during the early eighties, when Seymour M. Bogdonoff wa...
Aerodynamic Shape Optimization of Transonic and Supersonic Aircraft configurations
Aerodynamic Shape Optimization Transonic Supersonic Aircraft gurations
2015/7/2
With the availability of high performance computing platforms and robust numerical methods to simulate fluid flows, it is possible to shift attention to automated design procedures which u...
Since the present author rst became involved in computational uid dynamics, around 1970, the land scape has changed dramatically. At that time, panel methods had just come into use, and the world's f...
The focus of CFD applications has shifted to aerodynamic design. This shift has been mainly motivated by the availability of high performance computing platforms and by the development of new and eci...