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Power oscillator in the Tokamaks training.; Uso de un oscilador de potencia para el acondicionamiento de Tokamaks.

Thesis/Dissertation:

Abstract

This work reports the results obtained from the cleaning of the Novillo Tokamak Chamber, using an A.F. Taylor Discharge Cleaning (TDC) in H{sub 2} with a power oscillator of 20 k W and 17.5 k Hz. The plasma temperature in the discharge was of one electron-volt (Te {approx_equal} 1 eV) with a moderate electron density n{sub e} {approx_equal} 4 x 10{sup 11} cm{sup -3}. This discharge cleaning was found helpful in the removal of C and O via the formation of pumping compounds such as CH{sub 4} and H{sub 2}O. A residual gas analyzer was used to monitor the partial pressure of these and other compounds, indicating removal rates as high as two monolayers/hour at the beginning of the discharge. A value of Z{sub eff} = 3 was estimated for a discharge of 7 k A after conditioning. (Author).
Authors:
Publication Date:
Dec 31, 1994
Product Type:
Thesis/Dissertation
Report Number:
INIS-mf-14453
Reference Number:
SCA: 700330; 400102; PA: AIX-26:018590; EDB-95:033166; SN: 95001330277
Resource Relation:
Other Information: TH: Thesis (M. in Sc.).; PBD: 1994
Subject:
70 PLASMA PHYSICS AND FUSION TECHNOLOGY; 37 INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY; CARBON; MASS SPECTROSCOPY; OXYGEN; TOKAMAK DEVICES; PLASMA IMPURITIES; CLEANING; DEASHING; ELECTRIC DISCHARGES; HIGH VACUUM; HYDROGEN; OSCILLATORS; PLASMA INSTABILITY; 700330; 400102; PLASMA KINETICS, TRANSPORT, AND IMPURITIES; CHEMICAL AND SPECTRAL PROCEDURES
OSTI ID:
10113579
Research Organizations:
Instituto Politecnico Nacional, Mexico City (Mexico). Escuela Superior de Ingenieria Mecanica y Electrica
Country of Origin:
Mexico
Language:
Spanish
Other Identifying Numbers:
Other: ON: DE95616538; TRN: MX9400065018590
Availability:
OSTI; NTIS (US Sales Only); INIS
Submitting Site:
INIS
Size:
147 p.
Announcement Date:
Jun 30, 2005

Thesis/Dissertation:

Citation Formats

Valencia A, R. Power oscillator in the Tokamaks training.; Uso de un oscilador de potencia para el acondicionamiento de Tokamaks.. Mexico: N. p., 1994. Web.
Valencia A, R. Power oscillator in the Tokamaks training.; Uso de un oscilador de potencia para el acondicionamiento de Tokamaks.. Mexico.
Valencia A, R. 1994. "Power oscillator in the Tokamaks training.; Uso de un oscilador de potencia para el acondicionamiento de Tokamaks." Mexico.
@misc{etde_10113579,
title = {Power oscillator in the Tokamaks training.; Uso de un oscilador de potencia para el acondicionamiento de Tokamaks.}
author = {Valencia A, R}
abstractNote = {This work reports the results obtained from the cleaning of the Novillo Tokamak Chamber, using an A.F. Taylor Discharge Cleaning (TDC) in H{sub 2} with a power oscillator of 20 k W and 17.5 k Hz. The plasma temperature in the discharge was of one electron-volt (Te {approx_equal} 1 eV) with a moderate electron density n{sub e} {approx_equal} 4 x 10{sup 11} cm{sup -3}. This discharge cleaning was found helpful in the removal of C and O via the formation of pumping compounds such as CH{sub 4} and H{sub 2}O. A residual gas analyzer was used to monitor the partial pressure of these and other compounds, indicating removal rates as high as two monolayers/hour at the beginning of the discharge. A value of Z{sub eff} = 3 was estimated for a discharge of 7 k A after conditioning. (Author).}
place = {Mexico}
year = {1994}
month = {Dec}
}