College of Mechanical and electronic Engineering, Central South University, Changsha, Hunan 410083, China;
College of Mechanical and electronic Engineering, Central South University, Changsha, Hunan 410083, China;
College of Mechanical and electronic Engineering, Central South University, Changsha, Hunan 410083, China;
College of Mechanical and electronic Engineering, Central South University, Changsha, Hunan 410083, China;
cobalt-rich crust; mining head; simulation; finite element; ANSYS;