“…Отметим статьи [2-18], посвященные краевым, экстремальным и обратным задачам для диффузионных уравнений радиационного теплообмена. Интересные краевые задачи, учитывающие радиационный теплообмен, рассмотрены в [19][20][21].…”
An analysis of the solvability of an inhomogeneous boundary value problem for the equations of radiative heat transfer with the Fresnel conjugation conditions is presented. The nonlocal unique solvability of the boundary value problem is proved.
“…Отметим статьи [2-18], посвященные краевым, экстремальным и обратным задачам для диффузионных уравнений радиационного теплообмена. Интересные краевые задачи, учитывающие радиационный теплообмен, рассмотрены в [19][20][21].…”
An analysis of the solvability of an inhomogeneous boundary value problem for the equations of radiative heat transfer with the Fresnel conjugation conditions is presented. The nonlocal unique solvability of the boundary value problem is proved.
“…Proof We use some ideas of the method proposed in Krizek and Liu 107 for proving comparison theorems for quasilinear elliptic equations. Versions of this method were used in the literature 41,42,54‐57 for the radiative‐conductive heat transfer problems. Let 0 < δ < 1 be a parameter.…”
Section: Comparison Theorems and Uniqueness Of Solutionmentioning
confidence: 99%
“…In the past 30 years, a large number of papers have been devoted to the solvability of complex heat transfer problems in radiation‐opaque or radiation‐semitransparent materials (cf. other works 16–47,48–64 ). Note that, in the literature, 46–51,53,59–64 the radiation transfer equation is changed by its diffusion P 1 approximation.…”
Section: Introductionmentioning
confidence: 96%
“…We do not take into account the dependence of the radiation intensity and the properties of semitransparent materials on the radiation frequency. To study the solvability of the problem under consideration, we use the technique developed in the articles 12,41,55,56 …”
We consider a stationary boundary value problem describing a radiative‐conductive heat transfer in a system consisting of one absolutely black body and several semitransparent bodies. To describe the radiative transfer, the integro‐differential radiative transfer equation is used. We do not take into account the dependence of the radiation intensity and the properties of semitransparent materials on the radiation frequency. We proved at the first time the unique solvability of this problem. Besides, we proved the comparison theorems and established the results on improving the properties of solutions with increasing exponents of data summability.
“…Отметим работы , в которых представлен анализ краевых, экстремальных и обратных задач для диффузионных уравнений радиационного теплообмена. Краевые задачи, учитывающие радиационный теплообмен, рассмотрены в [22][23][24][25][26][27]. Отметим также, что разрешимость краевых задач для уравнений сложного теплообмена с условиями (4) для температуры доказана в [20,21].…”
Section: задача оптимального управленияunclassified
An optimization algorithm for solving the boundary value problem for the stationary equations of radiation-conductive heat transfer in the three-dimensional region is presented in the framework of the $ P_1 $ - approximation of the radiation transfer equation. The analysis of the optimal control problem that approximates the boundary value problem where they are not defined boundary conditions for radiation intensity. Theoretical analysis is illustrated by numerical examples.
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