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Study of the effect of plasma on an amplifier circuit

  • Beijing Institute of Technology

Research output: Contribution to journalArticlepeer-review

Abstract

The characteristics of plasma and effects of plasma on an amplifier circuit are investigated by COMSOL Multiphysics software. First, the plasma environment was calculated by Inductivity Coupled Plasma module (ICP) in COMSOL. Then, calculation of the magnetic flux density of a soft iron in the plasma environment was conducted by Magnetic Fields module (MF) in COMSOL. Finally, the Input/Output (I/O) responses of the amplifier circuit at the magnetic flux density were analyzed by the Circuit module (CIR) in COMSOL. By changing the parameters of plasma such as permeability and particle number density, 2D schematics of the influence of plasma permeability on the circuit were obtained.

Original languageEnglish
Pages (from-to)433-440
Number of pages8
JournalHeat Transfer Research
Volume44
Issue number5
DOIs
Publication statusPublished - 2013

Keywords

  • COMSOL numerical simulations
  • Permeability
  • Plasma

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