State Key Laboratory of Reliability and Intelligence of Electrical Equipment Hebei University of Technology Tianjin 300130 People''s Republic of ChinaSchool of Mechanical Engineering Hebei University of Technology Tianjin 300130 People''s Republic of ChinaHebei Key Laboratory of Robot Perception and Human-Robot Interaction Tianjin 300130 People''s Republic of China;
Non-uniform heat source; Temperature filed; Surface grinding; Cup wheel;