Abstract
The system of integral equations of radiation heat exchange in a closed cavity is solved numerically.
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Abbreviations
- θ :
-
angle of taper of cavity
- H:
-
height of cavity
- R:
-
radius
- R0 :
-
radius of opening of cavity
- ε:
-
emissivity of cavity walls
- εeff :
-
effective emissivity of cavity
- Qin :
-
incident heat
- Qfref :
-
reflected heat
- λ:
-
reflection coefficient of cavity walls
Literature cited
R. Siegel and J. Howell, Thermal Radiation Heat Transfer, McGraw-Hili, New York (1972).
E. M. Sparrow and A. Haji-Sheikh, “A generalized variational method for calculating radiant interchange between surfaces,” J. Heat Trans., Trans. ASME, Sec. C,87, 103 (1965).
M. N. Otsisik, Complex Heat Exchange [in Russian], Mir, Moscow (1976).
D. McCracken and W. Dorn, Numerical Methods and FORTRAN Programming, Wiley, New York (1964).
Additional information
Tanslated from Inzhenerno-Fizicheskii Zhurnal, Vol. 39, No. 1, pp. 113–117, July, 1980.
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Kiselev, S.B. Calculation of effective thermal radiation absorption coefficient of a cavity with diffusely reflecting walls. Journal of Engineering Physics 39, 794–797 (1980). https://doi.org/10.1007/BF00821838
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DOI: https://doi.org/10.1007/BF00821838