Generation of sub-nanosecond pulses using peaking capacitor

This paper discusses the analysis, simulation and design of a peaking circuit comprising of a peaking capacitor, spark gap and load circuit. The peaking circuit is used along with a 200 kV, 20 J Marx generator for generation of sub-nanosecond pulses. A high pressure chamber to accommodate the peakin...

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Main Authors: Madhu Palati, Ritu Agarwal, Archana Sharma, Nagabhushana G.R.
Format: Article
Language:English
Published: SpringerOpen 2017-05-01
Series:Journal of Electrical Systems and Information Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2314717216300915
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author Madhu Palati
Ritu Agarwal
Archana Sharma
Nagabhushana G.R.
author_facet Madhu Palati
Ritu Agarwal
Archana Sharma
Nagabhushana G.R.
author_sort Madhu Palati
collection DOAJ
description This paper discusses the analysis, simulation and design of a peaking circuit comprising of a peaking capacitor, spark gap and load circuit. The peaking circuit is used along with a 200 kV, 20 J Marx generator for generation of sub-nanosecond pulses. A high pressure chamber to accommodate the peaking circuit was designed and fabricated and tested upto a pressure of 70 kg/cm2. Total estimated values of the capacitance and inductance of the peaking circuit are 10 pF and 72 nH respectively. At full charging voltage, the peaking capacitor gets charged to a peak voltage of 394.6 kV in 15 ns. The output switch is closed at this instant. From Analysis & Simulation, the output current & rise time (with a matched load of 85 Ω) are 2.53 kA and 0.62 ns.
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spelling doaj.art-16a0eed6fd8d4cf2ad5ee12835a574282022-12-21T20:33:24ZengSpringerOpenJournal of Electrical Systems and Information Technology2314-71722017-05-01419510610.1016/j.jesit.2016.10.010Generation of sub-nanosecond pulses using peaking capacitorMadhu Palati0Ritu Agarwal1Archana Sharma2Nagabhushana G.R.3Dept. of EEE, SET, Jain University, Jakkasandra Post, Karnataka 562112, IndiaEnergetics and Pulse Power Section, APPD, BARC, Mumbai, Maharashtra 400085, IndiaEnergetics and Pulse Power Section, APPD, BARC, Mumbai, Maharashtra 400085, IndiaDept. of EEE, SET, Jain University, Jakkasandra Post, Karnataka 562112, IndiaThis paper discusses the analysis, simulation and design of a peaking circuit comprising of a peaking capacitor, spark gap and load circuit. The peaking circuit is used along with a 200 kV, 20 J Marx generator for generation of sub-nanosecond pulses. A high pressure chamber to accommodate the peaking circuit was designed and fabricated and tested upto a pressure of 70 kg/cm2. Total estimated values of the capacitance and inductance of the peaking circuit are 10 pF and 72 nH respectively. At full charging voltage, the peaking capacitor gets charged to a peak voltage of 394.6 kV in 15 ns. The output switch is closed at this instant. From Analysis & Simulation, the output current & rise time (with a matched load of 85 Ω) are 2.53 kA and 0.62 ns.http://www.sciencedirect.com/science/article/pii/S2314717216300915Marx generatorPeaking capacitorRise timePrepulse-currentInductanceCapacitance
spellingShingle Madhu Palati
Ritu Agarwal
Archana Sharma
Nagabhushana G.R.
Generation of sub-nanosecond pulses using peaking capacitor
Journal of Electrical Systems and Information Technology
Marx generator
Peaking capacitor
Rise time
Prepulse-current
Inductance
Capacitance
title Generation of sub-nanosecond pulses using peaking capacitor
title_full Generation of sub-nanosecond pulses using peaking capacitor
title_fullStr Generation of sub-nanosecond pulses using peaking capacitor
title_full_unstemmed Generation of sub-nanosecond pulses using peaking capacitor
title_short Generation of sub-nanosecond pulses using peaking capacitor
title_sort generation of sub nanosecond pulses using peaking capacitor
topic Marx generator
Peaking capacitor
Rise time
Prepulse-current
Inductance
Capacitance
url http://www.sciencedirect.com/science/article/pii/S2314717216300915
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