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Acta Armamentarii ›› 2017, Vol. 38 ›› Issue (8): 1469-1475.doi: 10.3969/j.issn.1000-1093.2017.08.002

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Research on a Triggered Vacuum Switch Pulsed Power Supply

ZHANG Ya-zhou1, LI Zhen-xiao1, CHENG Nian-kai2, TIAN Hui1, LI Bao-ming1   

  1. (1.National Key Laboratory of Transient Physics, Nanjing University of Science and Technology, Nanjing 210094, Jiangsu, China; 2.Ordnance Science and Research Academy of China, Beijing 100089, China)
  • Received:2016-12-20 Revised:2016-12-20 Online:2017-10-10

Abstract: The performance of pulsed power supply (PPS) depends on the basic characteristics of the discharge switch. Triggered vacuum switch (TVS) has the advantages of wide working voltage range, high transfer charge, quick dielectric recovery and compact structure. A 2 MJ PPS with rated operational voltage of 13 kV which uses RVU-43 TVS was developed. The PPS is of multi-module parallel structure and composes of 17 118 kJ capacitor-based pulsed power modules. The maximum short-circuit discharge current of every module is about 52 kA. The system is composed of charging, control and measurement subsystems. The synchronous and time sequence discharge tests under dummy load are made for PPS, and PPS is launched from an electrothermal chemical (ETC) launcher. The experimental results show that PPS can output high amplitude and flexible current wave, and has high reliability for ETC launch research. Key

Key words: ordnancescienceandtechnology, pulsedpowersupply, triggeredvacuumswitch, capacitor-basedpulsedpowermodule

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