Improving of electrical vacuum insulation between electro-grade graphite electrodes

Author

Korenev, S.A. ; Kalmukov, A.V.

Author_Institution

Dept. of Phys., New Jersey Inst. of Technol., Newark, NJ, USA

Volume

1

fYear

1997

fDate

June 29 1997-July 2 1997

Firstpage

525

Abstract

The results of surface modification of electro-grade graphite-electrodes by pulsed high current electron beam with kinetic energy 200-500 keV, current density 100-2000 A/cm/sup 2/ and pulse duration 300 ns to increase pulsed electrical insulation of vacuum gaps between these graphite electrodes are considered. An explanation of increasing of electrical insulation due to surface modification is suggested.

Keywords

current density; electric breakdown; electric strength; electrodes; electron beam effects; graphite; insulation testing; pulsed power technology; surface treatment; vacuum insulation; 200 to 500 keV; 300 ns; current density; electrical vacuum insulation; electro-grade graphite electrodes; kinetic energy; pulse duration; pulsed electrical insulation; pulsed high-current electron beam; surface modification; vacuum gaps; Chemical technology; Dielectrics and electrical insulation; Electrodes; Electron beams; Heating; Pulse measurements; Surface discharges; Temperature distribution; Vacuum systems; Voltage;

fLanguage

English

Publisher

ieee

Conference_Titel

Pulsed Power Conference, 1997. Digest of Technical Papers. 1997 11th IEEE International

Conference_Location

Baltimore, MA, USA

Print_ISBN

0-7803-4213-5

Type

conf

DOI

10.1109/PPC.1997.679387

Filename

679387