Calculation and comparison of heat transfer coefficient & heat flux by varying the parameters for SCWR through CFD simulations / Fidel Castro Parimala Rangan ; sci. adv. A. G. Korotkikh
Уровень набора: (RuTPU)RU\TPU\conf\34751, Научная инициатива иностранных студентов и аспирантов, сборник докладовI Международной научно-практической конференции, Томск, 27-29 апреля 2021 г., в 2 т. / Национальный исследовательский Томский политехнический университет, Школа базовой инженерной подготовки = 2021Язык: английский.Страна: Россия.Серия: Science as a vocation and careerРезюме или реферат: In the present study, CFD simulation was conducted for 2•2 rod bare bundle using water at supercritical pressures. Main objective of the simulation was to compare working of different turbulence models. K-epsilon, K-omega and Spalart-Allmaras turbulence models were chosen for our study. K-epsilon and K-omega turbulence models are two equation models and are widely used for industrial research. Whereas Spalart-Allmaras is one equation model which is least computationally expensive of all the models. All three turbulence models come under the Reynolds Average Navier Strokes model (RANS). CFD results were found to be sensitive with the appropriate turbulence model and this variation is documented through various plots..Примечания о наличии в документе библиографии/указателя: [Библиогр.: с. 388 (5 назв.)].Тематика: труды учёных ТПУ | электронный ресурс | коэффициент теплопередачи | тепловые потоки | CFD-моделирование | турбулентность | программное обеспечение | сверхкритическое давление | топливные стержни Ресурсы он-лайн:Щелкните здесь для доступа в онлайнЗаглавие с титульного экрана
[Библиогр.: с. 388 (5 назв.)]
In the present study, CFD simulation was conducted for 2•2 rod bare bundle using water at supercritical pressures. Main objective of the simulation was to compare working of different turbulence models. K-epsilon, K-omega and Spalart-Allmaras turbulence models were chosen for our study. K-epsilon and K-omega turbulence models are two equation models and are widely used for industrial research. Whereas Spalart-Allmaras is one equation model which is least computationally expensive of all the models. All three turbulence models come under the Reynolds Average Navier Strokes model (RANS). CFD results were found to be sensitive with the appropriate turbulence model and this variation is documented through various plots.
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