Перегляд за автором "Yefimov, O.V."

Результати 1-6 з 6

Computer simulation of thermal and hydraulic processes in NPP steam generator channels on the basis of interval-iterative method

Yefimov, O.V.; Pylypenko, M.M.; Potanina, T.V.; Kavertsev, V.L.; Harkusha, T.A.; Yesypenko, T.O. (Вопросы атомной науки и техники, 2022)

The designing of NPP steam generators, which are complex technical systems, requires a large number of variant calculations, as result of which must be obtained both optimal integral characteristics of steam generators ...
Determination of the dependence of the NPP unit power on the steam temperature at the outlet of the superheater separator first stage with an uncertainty of information

Yefimov, O.V.; Potanina, Т.V. (Вопросы атомной науки и техники, 2022)

The article discusses the application of the standard statistical approach and interval analysis procedures to the estimation of the parameters of the dependence of the power of an NPP power unit on the steam temperature ...
Estimation of the dependence parameters of nuclear structural materials hardness on the content of gas impurities: an interval approach

Potanina, Т.V.; Yefimov, O.V.; Pylypenko, M.M. (Вопросы атомной науки и техники, 2021)

The applications of the interval and standard probabilistic approaches for verifying the reliability of the results of an experiment studying the mechanical properties of nuclear materials are compared. The presence of ...
Interval models of temperature characteristics of superheater separators in nuclear power plant units with the capacity of 1000 MW

Yefimov, O.V.; Potanina, T.V.; Kavertsev, V.L.; Harkusha, T.A.; Yesypenko, Т.O. (Вопросы атомной науки и техники, 2022)

The analysis of the influence of changes in the parameters of steam superheater separators SHS-1000 of nuclear power plant units with the capacity of 1000 MW on the efficiency and safety of their operation, including the ...
Mathematical relations of models of single-phase flows in the channels of reactors and steam generators of NPP's for calculation of heat transfer processes and hydrodynamic characteristics

Yefimov, O.V.; Pylypenko, M.M.; Kavertsev, V.L.; Harkusha, T.A.; Tiutiunyk, L.J.; Motovilnik, A.V. (Вопросы атомной науки и техники, 2022)

The article presents the mathematical relationships of models of single-phase flows in channels of a other design for calculating the parameters of heat transfer processes and hydrodynamic (gas-dynamic) characteristics of ...
The method for optimizing the iron content in the structural material Zr1%Nb for fuel element cladding of NPP nuclear reactors

Yefimov, O.V.; Pylypenko, M.M.; Lyubchyk, L.M.; Potanina, T.V.; Kravchenko, V.P.; Yesypenko, T.O.; Harkusha, T.A. (Problems of Atomic Science and Technology, 2023)

The mathematical method of optimizing the amount of the alloying element Fe in structural zirconium alloys Zr1%Nb of fuel elements cladding of nuclear reactor-cores of nuclear power plants on the basis of physical experiments ...

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Перегляд за автором "Yefimov, O.V."

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Перегляд за автором "Yefimov, O.V."

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