ESTIMATION OF CATHODE TEMPERATURE PARAMETERS
BY MEANS OF A ROTATING CATHODE SPOT MODEL

S. I. Shabunya,a} V. V. Martynenko,a}
F. Richard,b} and B. Barthelemyb}

UDC 536.46

A model for calculating three-dimensional temperature 
fields in a cathode and estimating the parameters of the melt hollow 
on the surface of a hafnium cathode is proposed. A qualitative comparison 
of the calculation data to the photographs of the end surface of the 
cathode has been made.

a}A. V. Luikov Heat and Mass Transfer Institute, National Academy of Sciences 
of Belarus, 15 P. Brovka Str., Minsk, 220072, Belarus; email: stas@itmo.by, 
vlmart@itmo.by; b}Research center STAS/AL Saint-Ouen-l'Aumône, Paris, France; 
email: frederic.richard@airliquide.com, benoit.barthelemy@airliquide.com. 
Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 81, No. 6, pp. 1019-1026, 
November-December, 2008. Original article submitted October 4, 2007.