Ying Li, Jianwei Jin, Li Chen, Fengju Sun, Xingwen Li, Zhiguo Wang, Xiaofeng Jiang, Jian Wu, Penghui Li. Lifetime characteristic of three-electrode field-distortion gas switch of fast linear transformer driver[J]. High Power Laser and Particle Beams, 2020, 32(3): 035002
- High Power Laser and Particle Beams
- Vol. 32, Issue 3, 035002 (2020)
Fig. 1. Schematic of switch of experiment circuit
Fig. 2. Typical waveforms of circuit current and voltage in trigger electrode
Fig. 3. Relation ships between self-breakdown voltages and discharge times
Fig. 4. Variation trend of trigger time delay of intermediate electrode stainless steel and brass
Fig. 5. Macrographs of stainless steel and brass electrode surfaces after 2 400 discharges
Fig. 6. Surface microstructure of stainless steel and brass anode
Fig. 7. Actual contours of anode and cathode after different discharge times (stainless steel electrodes)
Fig. 8. Actual contours of anode and cathode after different discharge times (brass electrodes)
Fig. 9. Variation of surface roughness of intermediate electrode
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Table 1. Width of ablation area on electrode surface after different discharge times
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