Published 2013
| Version v1
Miscellaneous
Hydrodynamics and masstransfer in models of fast fission reactor fuel assemblies completed by ribbed fuel rods
- 1. MGTU im. N.Eh. Baumana, Moscow (Russian Federation)
Description
Hydrodynamics and mass transfer in fuel assemblies of fast fission reactors are considered. Fuel rods are spaced by two-rib wrap, values of rod's specific step are 1.252 and 1.325. The experimental data on pressure drop coefficient and coolant mixing intensity in assemblies are presented. The experiments were performed using 37-rod models of fuel assemblies. Using the methods of computational fluid dynamics the preliminary numerical simulation was carried out and the relationship between geometric characteristics of assemblies and model hydraulic characteristics were established
Abstract (Russian)
Рассматривается гидродинамика и массообмен в пучках стержневых твэлов энергетических реакторов, дистанционированных двухзаходным трапециедальным спиральным оребрением с относительными шагами 1,252 и 1,325. Представлены экспериментальные данные о коэффициенте гидравлического сопротивления трения и интенсивности перемешивания теплоносителя в пучках. Эксперименты проводили на моделях ТВС, содержащих 37 имитаторов твэл. Методами вычислительной гидродинамики выполнено предварительное численное моделирование и установлена связь между геометрическими характеристиками пучков и гидравлическими характеристиками моделейAdditional details
Additional titles
- Original title (Russian)
- Гидродинамика и массообмен в моделях ТВС энергетических реакторов с оребренными твэлами
Publishing Information
- Publisher
- IATEh
- Imprint Place
- Obninsk (Russian Federation)
- Imprint Title
- XIII International conference NPP safety and personnel training. Collection of works
- Imprint Pagination
- 252 p.
- Journal Page Range
- p. 115-121
- Report number
- INIS-RU--537
Conference
- Title
- 13. International conference on NPP safety and personnel training
- Original Conference Title
- XIII Mezhdunarodnaya konferentsiya Bezopasnost' AEhS i podgotovka kadrov
- Dates
- 1-5 Oct 2013
- Place
- Obninsk (Russian Federation)
INIS
- Country of Publication
- Russian Federation
- Country of Input or Organization
- Russian Federation
- INIS RN
- 45102314
- Subject category
- S22: GENERAL STUDIES OF NUCLEAR REACTORS;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- FAST REACTORS; FINS; FUEL ASSEMBLIES; FUEL RODS; HYDRODYNAMICS; MASS TRANSFER; SIMULATION; SPACERS
- Descriptors DEC
- EPITHERMAL REACTORS; FLUID MECHANICS; FUEL ELEMENTS; MECHANICS; REACTOR COMPONENTS; REACTORS
Optional Information
- Notes
- 4 refs., 5 figs., 2 tabs. Imprint:XIII Mezhdunarodnaya konferentsiya Bezopasnost' AEhS i podgotovka kadrov. Sbornik trudov