High Power Laser and Particle Beams, Volume. 34, Issue 7, 075017(2022)
Fast pulse generation technology based on explosive driven ferroelectric generators
Figures & Tables(15)
Fig. 1. Circuit schematic of an energy-storage inductor and an EEOS powered by a high current-mode EDFEG
Fig. 2. Simulation waveforms of inductance current
Fig. 3. Simulation waveforms of inductance current and load voltage when a 300 nF capacitor is connected in parallel
Fig. 4. Circuit schematic of an energy-storage inductor and an EEOS powered by a high voltage-mode EDFEG
Fig. 5. Simulation waveforms of output current of EDFEG and charging voltage of the capacitor
Fig. 6. Optimized waveform of load voltage powered by high-voltage mode EDFEG
Fig. 8. Experimental inductor current
Fig. 9. Experimental output current
Fig. 10. Experimental inductor current
Table 1. Simulation results of the current through the inductance and design parameters of the EDFEG
View tableView in ArticleTable 1. Simulation results of the current through the inductance and design parameters of the EDFEG
I0/kA IL/kA U0/kV m×n Ashock/cm2 IL/kA U0/kV m×n Ashock/cm2 IL/kA U0/kV m×n Ashock/cm2 L=0.2 μH L=1.0 μH L=2.0 μH 5.0 7.9 5.8 114×1 70 8.3 21.6 114×3 210 8.9 45.8 114×7 490 7.5 11.8 9.7 170×2 204 13.1 28.2 170×4 408 13.4 63.2 170×9 918 15 23.5 17.4 340×3 612 26.2 54.3 340×8 1632 26.5 120.6 340×25 4335
Table 2. Optimized parameters of EEOS and simulation results of the voltage and pulse width
View tableView in ArticleTable 2. Optimized parameters of EEOS and simulation results of the voltage and pulse width
I0/kA N l/mm Ud/kV τ/ns N l/mm Ud/kV τ/ns N l/mm Ud/kV τ/ns L=0.2 μH L=1.0 μH L=2.0 μH 5.0 3 20 58 17 5 60 109 37 5 90 150 60 7.5 5 30 74 15 7 90 160 38 9 130 213 61 15.0 9 50 140 16 14 160 320 36 15 280 434 62
Table 3. Simulation results with EDFEG in high-voltage mode
View tableView in ArticleTable 3. Simulation results with EDFEG in high-voltage mode
C/nF Uc/kV N l/mm Ud/kV τ/ns N l/mm Ud/kV τ/ns N l/mm Ud/kV τ/ns L=0.3 μH L=0.4 μH L=1.0 μH 15.1 100 4 90 256 19 4 90 238 22 4 100 182 62 18.7 90 5 90 245 19 4 90 224 24 4 100 176 64 22.7 85 5 90 239 20 5 90 220 26 4 100 172 67
Table 4. Simulation results with parameters 75 kV/17.5 nF of the capacitor
View tableView in ArticleTable 4. Simulation results with parameters 75 kV/17.5 nF of the capacitor
l/mm Ud/kV τ/ns l/mm Ud/kV τ/ns l/mm Ud/kV τ/ns L=300 nH，N=4 L=400 nH，N=4 L=1000 nH，N=3 80 206 20 80 190 25 90 144 56
Table 5. Simulation results and experimental results with parameters 75 kV/17.5 nF of the capacitor
View tableView in ArticleTable 5. Simulation results and experimental results with parameters 75 kV/17.5 nF of the capacitor
item Ud/kV tr/ ns τ/ns Ud/kV tr/ ns τ/ns Ud/kV tr/ ns τ/ns L=298 nH，N=4 L=397 nH，N=4 L=445 nH，N=4 simulation results 193 3.5 19 174 3.7 24 163 4.2 27 experiment results 167 3.6 25 157 3.5 32 147 3.3 39
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Youcheng Wu, Gaomin Liu, Hongliang He, Jianjun Deng, Wenfeng Dai, Chuanjun Feng. Fast pulse generation technology based on explosive driven ferroelectric generators[J]. High Power Laser and Particle Beams, 2022, 34(7): 075017
Paper Information
Category: Special Power Supply Technology
Received: Nov. 8, 2021
Accepted: --
Published Online: Jul. 5, 2022
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