Analysis and approximations of Dirichlet boundary control of Stokes flows in the energy space

W Gong, M Mateos, J Singler, Y Zhang - SIAM Journal on Numerical Analysis, 2022 - SIAM
We study Dirichlet boundary control of Stokes flows in 2D polygonal domains. We consider
cost functionals with two different boundary control regularization terms: the L ^2(Γ)-norm …

Unified discontinuous Galerkin finite element methods for second order Dirichlet boundary control problem

D Garg, K Porwal - Applied Numerical Mathematics, 2023 - Elsevier
In this article, we study the Dirichlet boundary control problem governed by Poisson
equation, therein the control is penalized in H 1 (Ω) space and various symmetric …

Analysis of a hybridizable discontinuous Galerkin scheme for the tangential control of the Stokes system

W Gong, W Hu, M Mateos, JR Singler… - … and Numerical Analysis, 2020 - esaim-m2an.org
We consider an unconstrained tangential Dirichlet boundary control problem for the Stokes
equations with an L 2 penalty on the boundary control. The contribution of this paper is …

Homogeneous multigrid for embedded discontinuous Galerkin methods

P Lu, A Rupp, G Kanschat - BIT Numerical Mathematics, 2022 - Springer
We formulate a multigrid method for an embedded discontinuous Galerkin (EDG)
discretization scheme for Poisson's equation. This multigrid method is homogeneous in the …

Optimal control of convection-cooling and numerical implementation

C He, W Hu, L Mu - Computers & Mathematics with Applications, 2021 - Elsevier
This paper is concerned with the problem of enhancing convection-cooling via active control
of the incompressible velocity field, described by a stationary diffusion–convection model …

[PDF][PDF] The SIPG method of Dirichlet boundary optimal control problems with weakly imposed boundary conditions

C Corekli - AIMS Mathematics, 2022 - aimspress.com
In this paper, we consider the symmetric interior penalty Galerkin (SIPG) method which is
one of Discontinuous Galerkin Methods for the Dirichlet optimal control problems governed …

Bilinear Control of Convection-Cooling: From Open-Loop to Closed-Loop

W Hu, J Liu, Z Wang - Applied Mathematics & Optimization, 2022 - Springer
This paper is concerned with a bilinear control problem for enhancing convection-cooling
via an incompressible velocity field. Both optimal open-loop control and closed-loop …

[引用][C] Adaptive H (div)-Conforming Embedded-Hybridized Discontinuous Galerkin Finite Element Methods for the Stokes Problems

Y Han, H Leng - CSIAM Trans. Appl. Math, 2022