Researching | Muzzle voltage noise suppression and application for augmented electromagnetic railgun based on VMD-OptShrink

High Power Laser and Particle Beams, Volume. 35, Issue 7, 079002(2023)

Muzzle voltage noise suppression and application for augmented electromagnetic railgun based on VMD-OptShrink

Jie Yan, Juxiang Li, Yi Chen, Yi Wang, and Weisheng Ye

Author Affiliations

Northwest Institute of Mechanical and Electrical Engineering, Xianyang 712099, China

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Figures&Tables (9)

References (15)

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Figures & Tables(9)

Fig. 1. Structure diagram of augmented electromagnetic railgun

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Fig. 2. Launch test results of augmented electromagnetic railgun

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Fig. 3. Displacement-time curve and velocity-time curve

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Fig. 4. Muzzle voltage noise suppression result

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Fig. 5. System noise in the muzzle voltage

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Fig. 6. Calculation results of armature-rail contact resistance

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Fig. 7. Selection of VMD decomposition mode number

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Fig. 8. Selection of OptShrink rank value

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Table 1. Parameters of launcher

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Table 1. Parameters of launcher

armature displacement length/mm	inductance gradient/(μH·m⁻¹)	caliber of launcher/mm	charging voltage of PFN/kV	current peak value/kA	armature muzzle velocity/(m·s⁻¹)
1600	0.7	10	3.3	246.4	1672.3

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Jie Yan, Juxiang Li, Yi Chen, Yi Wang, Weisheng Ye. Muzzle voltage noise suppression and application for augmented electromagnetic railgun based on VMD-OptShrink[J]. High Power Laser and Particle Beams, 2023, 35(7): 079002

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Paper Information

Category: Advanced Interdisciplinary Science

Received: Dec. 30, 2022

Accepted: Apr. 1, 2023

Published Online: Jul. 24, 2023

The Author Email:

DOI:10.11884/HPLPB202335.220377

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology