Thermal conductivity of atom-molecule dilute gas mixtures

摘要

Simple and practical expressions lor predicting the thermal eomiuetivity of atom-molecule tjas mixtures sit low pressure:, Ikivk heen developed. The resulting expressions contain no iidjustiiltle piir;imcii;r!i. but sue lunviiitits nf thurmtti uunduelivily and isuburic heat capacity of pure* species ami a set of iiiU'raction ptttitmctcx.s tluit tire experimentally iia-essible. The developed .scheme h.is been tested iiipiust tin* available experimental data. For most mixtures studied the deviation-* 1'iom the experimental thermal conductivity data are within 1.1%--2%. These results indicate thai the pinptwcd method can limn the haws of the more general scheme lor predicting thermal inntluctivity >il niulticoii)jnminit molecular mixtures.