1. Hebei Key Laboratory of Compact Fusion, Langfang, Hebei, 065001, China
2. ENN Science and Technology Development Co., Ltd., Langfang, Hebei, 065001, China
3. International Joint Research Laboratory of Magnetic Confinement Fusion and Plasma Physics, State Key Laboratory of Advanced Electromagnetic Engineering and Technology, School of Electrical and Electronic Engineering, Huazhong University of Science and Technology, Wuhan 430074, China