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Journal of engineering physics

, Volume 39, Issue 1, pp 791–794 | Cite as

On the optimal temperature profile of selective gases under radiant heat transfer

  • Yu. A. Popov
  • M. M. Mel'man
  • A. S. Nevskii
Article

Abstract

It is shown that a selective gas temperature profile exists for which radiant heat flux is a maximum in the heating surface. The mean, minimum, and maximum gas temperatures are determined.

Keywords

Heat Transfer Statistical Physic Heat Flux Temperature Profile Radiant Heat 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Notation

q

resultant radiant heat flux at the heating surface

Q1, Q2

flux of intrinsic gas radiation on the heating surface and the lining, respectively

r

reflexivity of the heating surface

Q01, Q02

intrinsic radiation fluxes of the heating surface and the lining

ι

layer thickness

D1, D2, D3

transmissivity of the gas layer for radiation of the heating surface, lining, and layer of the same gas

E3

integral exponential function of third order

¯T

mean gas temperature

T1

heating surface temperature

Tm

maximum temperature

σ

StefanBoltzmann constant

y

coordinate of the layer measured from the lining

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Literature cited

  1. 1.
    M. M. Mel'man, Yu. A. Popov, and A. S. Nevskli, “Influence of reflection of the lining on the radiant heat transfer in a nonisothermal selective gas Layer,” Izv. Sib. Otd. Akad. Nauk SSSR, Ser. Tekh. Nauk, No. 3, Issue 1, 49–52 (1978).Google Scholar
  2. 2.
    M. A. Denisov, A. Kh. Bokovikova, and F. R. Shklyar, “Comparative analysis of the efficiency of heat transfer organization schemes,” in; Republic Conference, Abstracts of Reports [in Russian], Dnepropetrovsk (1973), pp. 41–42.Google Scholar
  3. 3.
    B. S. Soroka, Transfer Processes in Indirect Radiation Heating Furnaces (in Russian], Obshch. Znanie Ukr. SSR, Kiev (1977).Google Scholar

Copyright information

© Plenum Publishing Corporation 1981

Authors and Affiliations

  • Yu. A. Popov
    • 1
  • M. M. Mel'man
    • 1
  • A. S. Nevskii
    • 1
  1. 1.A11-Union Scientific-Research Institute of Metallurgical Thermal EngineeringSverdlovsk

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