Results 121 to 130 of about 16,385,685 (296)

Optimal discrete-time design of magnetic attitude control laws [PDF]

open access: yes, 2005
The problem of designing discret-time attitude controllers for magnetically actuated spacecraft is considered. Several methods are discussed and a novel appraoch to the tuning of various classes of "protection based" controllers is proposed relying on ...
Lovera, Marco   +3 more
core  

Homogenization of boundary optimal control problem

open access: yesElectronic Journal of Differential Equations, 2022
Indira Mishra
doaj  

Controlling Grain Growth in Powder Bed Fusion of Yttria‐Stabilized Zirconia Using Femtosecond Lasers: Challenges and Methodological Insights

open access: yesAdvanced Engineering Materials, EarlyView.
Binder‐free laser powder bed fusion of 8YSZ with a femtosecond laser is used to map process windows linking scan strategy, heat accumulation, and grain growth. Time‐resolved thermography and simulations reveal thermal regimes that enable continuous, vitrified, and fine‐grained 8YSZ surface layers without absorptive additives and demonstrate ...
Markus Kühn   +5 more
wiley   +1 more source

Optimal and sub-optimal control in Dengue epidemics

open access: yes, 2001
This work concerns the application of the optimal control theory to Dengue epidemics. The dynamics of this insect-borne disease is modelled as a set of non-linear ordinary differential equations including the effect of educational campaigns organized to ...
Yoneyama, T., Caetano, MAL
core   +1 more source

OPTIMAL CONTROL PROBLEM OF SOME DIFFERENTIAL INCLUSION AND APPROXIMATION

open access: yesПроблемы анализа, 2002
In this paper we present the optimal control problem governed by a variational inclusion with the monotone operator and a quadratic costfunctional. We apply standart Galerkin method to the approximation of the problem.
DEBINSKA-NAGORSKA A.   +3 more
doaj  

Nonlinear Optimal Control of Space Docking and Rendezvous Problem [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2015
In this paper a nonlinear optimal control is suggested. Spacecraft intended to rendezvous and dock with the target is controlled by actuators to have a safe and stable course while satisfying requirements.
M. Navabi, M. R Akhlomadi
doaj  

Simulation‐Based Analysis of Insert Pull‐Out in Nickel‐Polyurethane Hybrid Foams Using CT‐Derived Geometries

open access: yesAdvanced Engineering Materials, EarlyView.
CT‐based finite element simulations combined with in situ X‐ray computed tomography are used to analyze insert pull‐out in nickel‐coated polymer foams. Despite variations in material parameters, deformation consistently concentrates within a narrow annular region around the insert.
Yannik Bautz   +4 more
wiley   +1 more source

An Optimal Control Problem for the Wigner Equation

open access: yesSIAM Journal on Applied Mathematics
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Omar Morandi   +3 more
openaire   +4 more sources

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