Abstract
Results are offered from experimental and theoretical studies of complex heat exchange in flow of a high-temperature dusty stream over a plane plate.
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Abbreviations
- κ:
-
relative particle mass concentration
- ¯c:
-
ratio of particle specific heat to gas specific heat
- \(\bar \xi = {x \mathord{\left/ {\vphantom {x L}} \right. \kern-\nulldelimiterspace} L}\) :
-
dimensionless longitudinal coordinate
- L:
-
plate length
- ReL=UeL/ν:
-
Reynolds number
- θ=T/Te :
-
temperature
- f(η):
-
Blasius function
- η:
-
self-similar variable
- h=ky:
-
optical depth of layer
- h0 :
-
optical thickness of layer
- ω:
-
single-scattering albedo
- \(h_\lambda = h_{0\lambda } ({{\bar \xi } \mathord{\left/ {\vphantom {{\bar \xi } {e_L }}} \right. \kern-\nulldelimiterspace} {e_L }})^{1/2_\eta } \) :
-
optical depth of boundary layer
- \(\bar h_{0\lambda } = k_\lambda L\) :
-
longitudinal optical thickness of layer
- \(\bar B_{0\lambda } = {{B_{0\lambda } } \mathord{\left/ {\vphantom {{B_{0\lambda } } {4\sigma T_e ^4 }}} \right. \kern-\nulldelimiterspace} {4\sigma T_e ^4 }};B_{0\lambda } \) :
-
spectral intensity of ideal black body radiation
- \(\Phi _{*\lambda } = {{J_\lambda } \mathord{\left/ {\vphantom {{J_\lambda } {4\sigma T_e ^4 }}} \right. \kern-\nulldelimiterspace} {4\sigma T_e ^4 }}\) :
-
dimensionless flux density of incident volume radiation
- H:
-
enthalpy
- q:
-
thermal flux
- ρ, cp :
-
density and specific heat of calorimeter material
- ε:
-
integral emissivity of wall material
- α:
-
Stefan-Boltzmann constant
- e:
-
parameters at external boundary of boundary layer
- w:
-
wall
- λ:
-
spectral
Literature cited
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N. N. Ponomarev and N. A. Rubtsov, Heat-Mass Exchange [in Russian], Vol. 2, Minsk (1984), pp. 20–24.
V. E. Abaltusov, Heat-Mass Exchange in Thermal Protection Systems with Active Mass Draft [in Russian], Dep. VINITI, No. 535-85, Jan. 21, 1985.
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Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 56, No. 5, pp. 749–753, May, 1989.
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Abaltusov, V.E., Ponomarev, N.N. Radiant-convective heat exchange in flow of a high-temperature gas suspension over a surface. Journal of Engineering Physics 56, 528–531 (1989). https://doi.org/10.1007/BF01297600
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DOI: https://doi.org/10.1007/BF01297600