Center of Intelligent Control and Development;
Southwest Jiaotong University;
Chengdu 610031;
China;
Department of Electric Engineering;
Panzhihua University;
Panzhihua 617000;
China;
Center of Intelligent Control and Development;
Southwest Jiaotong University;
Chengdu 610031;
China;
Department of Electric Engineering;
Panzhihua University;
Panzhihua 617000;
China;