High Power Laser and Particle Beams, Volume. 36, Issue 7, 075002(2024)
Design and simulation of a simulated hail launcher based on reluctance coil
Figures & Tables(12)
Fig. 3. Two-stage drive coil circuits with sequential discharge topology
Fig. 5. A two-stage reluctance coil launcher using new pulse discharge subcircuits
Fig. 9. Comparison of bullet barrel speed between two pulse discharge circuits
Table 1. Parameters of reluctance coil launcher
View tableView in ArticleTable 1. Parameters of reluctance coil launcher
outer radius/mm inner radius/mm total axial length coil spacing per stage number of turns parameters per turn 44.5 18 89 11 10×18 1 mm×8 mm energy storage capacitor/mF capacitor precharge voltage/V capacitor internal resistance/mΩ protective inductor/ $ {\text{μ}} $ Hinductor internal resistance/mΩ circuit-changing buffer capacitor/ $ {\text{μ}} $ Fenergy-discharge resistance/Ω 1 800 2 3 3 10 10
Table 2. Opening and closing time of two stage reluctance coil launcher
View tableView in ArticleTable 2. Opening and closing time of two stage reluctance coil launcher
switch on time/ms off time/ms first stage coil main discharge switch 0 4.75 energy discharge switch 4.65 − second stage coil main discharge switch 4.75 8.40 energy discharge switch 8.30 −
Table 3. Comparison of launch performance between two pulse discharge circuits
View tableView in ArticleTable 3. Comparison of launch performance between two pulse discharge circuits
exit speed/(m·s−1) exit time/ms initial energy storage/J export kinetic energy/J launching efficiency/% conventional discharge circuit 22.00 10.28 640.00 12.10 1.89 new discharge circuit 33.18 9.38 640.00 27.52 4.30
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Wenxiao Jia, Zhenxiao Li, Gang Wan, Shuanghui Shi. Design and simulation of a simulated hail launcher based on reluctance coil[J]. High Power Laser and Particle Beams, 2024, 36(7): 075002
Paper Information
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Received: Mar. 13, 2024
Accepted: May. 22, 2024
Published Online: Jun. 21, 2024
The Author Email: Li Zhenxiao (lizhxnjust@njust.edu.cn)
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