Publication:
Correlation between the dynamic velocity and average heat transfer coefficient in transversely streamlined in-line and staggered tube bundles

Дата
2020
Авторы
Rachkov, V. I.
Fedoseev, V. N.
Pisarevsky, M. I.
Pisarevskaya, M. I.
Федосеев, Вячеслав Николаевич
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Издатель
Научные группы
Организационные подразделения
Организационная единица
Институт ядерной физики и технологий
Цель ИЯФиТ и стратегия развития - создание и развитие научно-образовательного центра мирового уровня в области ядерной физики и технологий, радиационного материаловедения, физики элементарных частиц, астрофизики и космофизики.
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Аннотация
© 2020, V.I. Rachkov, V.N. Fedoseev, M.I. Pisarevsky, and M.I. Pisarevskaya.On the basis of the analysis of a large array of experimental data on average heat transfer and hydraulic resistance, calculations of the dynamic velocity on the wall in deep rows of in-line and staggered tube bundles transversely streamlined by the turbulent flow of the coolant are performed. In addition, energy consumption is calculated based on experimental data on the hydraulic resistance of rod assemblies. The obtained results serve to determine the coefficient of proportionality between the dynamic velocity and the energy consumption for pumping the coolant. The proposed calculation formulas for the proportionality coefficient allow computing the average heat transfer coefficient in transversely streamlined in-line and staggered tube bundles in a wide range of rod packing spacings and Reynolds numbers, using the universal dependence of heat transfer on dynamic velocity.
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Цитирование
Correlation between the dynamic velocity and average heat transfer coefficient in transversely streamlined in-line and staggered tube bundles / Rachkov, V.I. [et al.] // Thermophysics and Aeromechanics. - 2020. - 27. - № 5. - P. 725-734. - 10.1134/S0869864320050078
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