Researching | Discharge‐Reliability Improvement of High‐Power Pulsed Xenon Flashlamp

Chinese Journal of Lasers, Volume. 52, Issue 2, 0201002(2025)

Discharge‐Reliability Improvement of High‐Power Pulsed Xenon Flashlamp

Lingyu Liu^1,2, Zhixiang Zhang¹, Li Wang¹, Feng Pan³, Qiang Liu¹, Jing Xie¹, and Panzheng Zhang^1、*

Author Affiliations

¹Key Laboratory of High Power Laser and Physics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China

²Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Science, Beijing 100049, China

³Shanghai Laser Electrical Source Equipment Co., Ltd., Shanghai 201821, China

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Figures&Tables (13)

References (20)

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Figures & Tables(13)

Fig. 1. Rod amplifier. (a) Cross-section diagram of rod amplifier; (b) schematic of xenon flashlamp discharge circuit

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Fig. 2. Equivalent simulation circuit of xenon flashlamp discharge circuit

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Fig. 3. Simulated xenon flashlamp discharge voltage and current versus time

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Fig. 4. Actual xenon flashlamp discharge voltage and current versus time

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Fig. 5. Relationship among amplifier designed parameters and performance

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Fig. 6. Relationship between time of discharge failure and cable length of xenon flashlamp discharge circuit

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Fig. 7. $V_{t r}$ versus $V_{0}$ under different discharge circuit cable lengths

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Fig. 8. $V_{t r}$ versus $V_{0}$ under different parallel resistance values

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Fig. 9. Schematic of optimized xenon flashlamp discharge circuit

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Fig. 10. Peak trigger voltages under different configurations

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Table 1. Influence of peak trigger voltage on discharge reliability of xenon flashlamp
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Table 1. Influence of peak trigger voltage on discharge reliability of xenon flashlamp
$V_{0}$ /kV $V_{t r}$ /kV Number of experiments Time of discharge failures Probability for lamp being triggered normally /%
10 18.6 4 4 0
11 20.4 14 6 57
13 24.0 11 4 64
14 25.9 6 1 83

Table 2. Discharge threshold charging voltage of xenon flashlamp
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Table 2. Discharge threshold charging voltage of xenon flashlamp
Status Resistance /kΩ Cable length /m
Discharge threshold
charging voltage /kV
Corresponding peak
voltage /kV
Initial 1 10 11 21.2
Optimized 20 10 9 20.8

Table 3. Discharge success rates of xenon flashlamp
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Table 3. Discharge success rates of xenon flashlamp
$V_{0}$ /kV Initial Optimized
$V_{t r}$ /kV Probability for lamp being triggered normally /% $V_{t r}$ /kV Probability for lamp being triggered normally /%
10 18.6 0 21.0 43
11 20.4 46 22.8 70
12 22.3 60 25.3 90

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Lingyu Liu, Zhixiang Zhang, Li Wang, Feng Pan, Qiang Liu, Jing Xie, Panzheng Zhang. Discharge‐Reliability Improvement of High‐Power Pulsed Xenon Flashlamp[J]. Chinese Journal of Lasers, 2025, 52(2): 0201002

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Paper Information

Category: laser devices and laser physics

Received: Mar. 21, 2024

Accepted: Jun. 20, 2024

Published Online: Jan. 20, 2025

The Author Email: Zhang Panzheng (zhangpanzheng@siom.ac.cn)

DOI:10.3788/CJL240702

CSTR:32183.14.CJL240702

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology