Jinbo Jiang, Tingqiang Cheng, Guoliang Huang, Jiadong Wang, Wanchen Cai, Yandong Yao. Pulse magnetic properties measurement of Fe-based nanocrystalline cores and its application in magnetic switches[J]. High Power Laser and Particle Beams, 2023, 35(5): 055004
- High Power Laser and Particle Beams
- Vol. 35, Issue 5, 055004 (2023)
Fig. 1. Schematic diagram of magnetic core test system under pulse excitation
Fig. 2. Typical waveforms ofu m(t ) and i (t )
Fig. 3. Hysteresis curve of Fe-based nanocrystalline cores
Fig. 4. Pulse hysteresis loops at different equivalent frequency
Fig. 5. Initial magnetization B -H curves
Fig. 6. Relative permeability curves under different dB /dt
Fig. 7. Magnetic pulse compression circuit
Fig. 8. Hysteresis loop fitting diagram
Fig. 9. Schematic circuit diagram and structure diagram of magnetic switch
Fig. 10. Field-circuit coupling simulation waveform
Fig. 11. Magnetic pulse compression system test circuit diagram
Fig. 12. Comparison of experimental waveforms and simulation waveforms
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Table 1. Magnetic core test parameters
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