Effective method to control the levitation force and levitation height in a superconducting maglev system*
Yang Peng-Tao, Yang Wan-Min, Wang Miao, Li Jia-Wei, Guo Yu-Xia
       
The interaction between the induced magnetic shielding current loops in the YBCO bulk and the PMGs when they are approaching each other. Here F L and F A correspond to levitation and attraction, respectively.