INCREASING THE ACCURACY OF MEASUREMENT
OF THE THERMAL CONDUCTIVITY OF FLUIDS

D. V. Vasilevskii, G. G. Spirin,
and O. A. Timofeev

UDC 536.22

Within the framework of the method of measurement in a 
stage of irregular thermal conditions it is suggested to impart a 
helical shape to a heat source (filament). An analysis of the influence 
of the source curvature is made and the results of investigation of 
binary solutions are presented.

Moscow Aviation Institute (State Technical University), 
4 Volokolamsk Highway, Moscow, 125933, Russia; email: spirinas@mail.ru. 
Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 80, No. 3, pp. 
24-26, May-June, 2007. Original article submitted January 
30, 2006; revision submitted May 31, 2006.