Carleman estimates and null controllability of a class of singular parabolic equations

被引:8
作者
Du, Runmei [1 ,2 ]
Eichhorn, Jurgen [3 ]
Liu, Qiang [4 ]
Wang, Chunpeng [1 ]
机构
[1] Jilin Univ, Sch Math, Changchun 130012, Jilin, Peoples R China
[2] Changchun Univ Technol, Sch Basic Sci, Changchun 130012, Jilin, Peoples R China
[3] Ernst Moritz Arndt Univ Greifswald, Inst Math & Informat, D-17487 Greifswald, Germany
[4] Shenzhen Univ, Coll Math & Computat Sci, Shenzhen 518060, Peoples R China
基金
中国国家自然科学基金;
关键词
Carleman estimate; null controllability; singular equation; APPROXIMATE CONTROLLABILITY; HEAT-EQUATION; DEGENERATE; OPERATORS; BOUNDARY; INEQUALITIES; SYSTEMS;
D O I
10.1515/anona-2016-0266
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we consider control systems governed by a class of semilinear parabolic equations, which are singular at the boundary and possess singular convection and reaction terms. The systems are shown to be null controllable by establishing Carleman estimates, observability inequalities and energy estimates for solutions to linearized equations.
引用
收藏
页码:1057 / 1082
页数:26
相关论文
共 43 条
[1]   Carleman estimates for degenerate parabolic operators with applications to null controllability [J].
Alabau-Boussouira, F. ;
Cannarsa, P. ;
Fragnelli, G. .
JOURNAL OF EVOLUTION EQUATIONS, 2006, 6 (02) :161-204
[2]  
[Anonymous], 2002, Sci. Math. Jpn.
[3]   Null controllability of Grushin-type operators in dimension two [J].
Beauchard, K. ;
Cannarsa, P. ;
Guglielmi, R. .
JOURNAL OF THE EUROPEAN MATHEMATICAL SOCIETY, 2014, 16 (01) :67-101
[4]   CARLEMAN ESTIMATES AND NULL CONTROLLABILITY OF COUPLED DEGENERATE SYSTEMS [J].
Ben Hassi, El Mustapha Ait ;
Khodja, Farid Ammar ;
Hajjaj, Abdelkarim ;
Maniar, Lahcen .
EVOLUTION EQUATIONS AND CONTROL THEORY, 2013, 2 (03) :441-459
[5]  
Biccari U., 2015, PREPRINT
[6]   Null controllability for a heat equation with a singular inverse-square potential involving the distance to the boundary function [J].
Biccari, Umberto ;
Zuazua, Enrique .
JOURNAL OF DIFFERENTIAL EQUATIONS, 2016, 261 (05) :2809-2853
[7]   Carleman estimates for a class of degenerate parabolic operators [J].
Cannarsa, P. ;
Martinez, P. ;
Vancostenoble, J. .
SIAM JOURNAL ON CONTROL AND OPTIMIZATION, 2008, 47 (01) :1-19
[8]  
Cannarsa P, 2005, ADV DIFFERENTIAL EQU, V10, P153
[9]   Regional controllability of semilinear degenerate parabolic equations in bounded domains [J].
Cannarsa, P. ;
Fragnelli, G. ;
Vancostenoble, J. .
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2006, 320 (02) :804-818
[10]   Persistent regional null controllability for a class of degenerate parabolic equations [J].
Cannarsa, P ;
Martinez, P ;
Vancostenoble, J .
COMMUNICATIONS ON PURE AND APPLIED ANALYSIS, 2004, 3 (04) :607-635