Fig. 1. Overall block diagram of bipolar nanosecond pulse power supply

Fig. 2. Schematic diagram of pulse production circuit

Fig. 3. Energy flow path of pulse charging and discharging

Fig. 4. Voltage waveform of capacitor C₃

Fig. 5. Pictures of bipolar pulse power supply

Fig. 6. Output results of two power supplies with different input voltages

Fig. 7. High frequency working waveforms

Fig. 8. Burst mode waveforms

Fig. 9. Temperature rise of two power supplies

Fig. 10. Operating temperature of two power supply IGBTs

Fig. 11. 10 kV power supply produces discharge plasma

Fig. 12. Output voltage and current waveform of 10 kV power supply with load

Fig. 13. 25 kV power supply produces discharge plasma