Advances on the high speed ignitor pellet injector (IPI)

A. Frattolillo, F. Bombarda, S. Migliori, S. Podda, M. Capobianchi, S. K. Combs, C. R. Foust, S. Meitner, D. Fehling, J. Mc Gill, L. R. Baylor, S. L. Milora, B. Coppi, G. Roveta

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

The control of the density profile during the initial plasma current rise is a critical issue to optimize ohmic and fusion heating rates of Ignitor plasmas. Simulations performed with the NGS ablation model, for the reference ignition plasma parameters (ne0 ≅ ni0 ≅ 10 21 m-3, Te0 ≅ Ti0 ≅ 11 keV), indicate that deuterium pellets of a few mm (≤ 4 mm) in size injected at 3-4 km/s from the low field side should ensure adequate deep fuelling.

Original languageEnglish
Title of host publication2011 IEEE/NPSS 24th Symposium on Fusion Engineering, SOFE 2011
DOIs
StatePublished - 2011
Event2011 IEEE/NPSS 24th Symposium on Fusion Engineering, SOFE 2011 - Chicago, IL, United States
Duration: Jun 26 2011Jun 30 2011

Publication series

NameProceedings - Symposium on Fusion Engineering

Conference

Conference2011 IEEE/NPSS 24th Symposium on Fusion Engineering, SOFE 2011
Country/TerritoryUnited States
CityChicago, IL
Period06/26/1106/30/11

Keywords

  • Ignitor
  • pellet injection
  • two-stage gun

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