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Pulse Current Generator with Improved Waveform Fidelity for High Voltage Capacitively-Coupled Plasma System

  • Beomseok Chae
  • , Juhwa Min
  • , Yongsug Suh
  • , Hyejin Kim
  • , Hyunbae Kim
  • Jeonbuk National University
  • Samsung

Research output: Contribution to conferenceConference paperpeer-review

Abstract

This proposes a novel structure of power converter solution on the basis of current source type topology for a highly capacitively-coupled plasma application system. In overall system, two current sources are connected in parallel to generate the different output current of high precision in different switching intervals. The overall system consists of four major functional blocks; bias current generator, bias current modulator, slope current generator, and slope current modulator. The proposed solution also employs SiC MOSFET type power semiconductor switch of 1200V/90A in order to meet the fast transient requirement. The proposed converter system successfully satisfies the specification of output voltage of 4.5kV and output current of 40A with the rising/falling time of less than 100ns. This proposed topology makes it possible to accurately shape the output load voltage in a highly capacitively-coupled plasma application system with reduced level of voltage spike and distortion as compared to the state-of-the-arts solutions of voltage source type converters.

Original languageEnglish
Title of host publication2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages7179-7185
Number of pages7
ISBN (Electronic)9781479973118
DOIs
StatePublished - 2018.12.3
Event10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018 - Portland, United States
Duration: 2018.09.232018.09.27

Publication series

Name2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018

Conference

Conference10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018
Country/TerritoryUnited States
CityPortland
Period18.09.2318.09.27

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Capacitively coupled plasma
  • Current source converter
  • Plasma power supply
  • Pulse power supply

Quacquarelli Symonds(QS) Subject Topics

  • Computer Science & Information Systems
  • Mathematics
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum

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