Simulation of core melt pool formation in a reactor pressure vessel lower head using an effective convectivity model

Proceedings - 12th International Topical Meeting on Nuclear Reactor Thermal Hydraulics, NURETH-12

Volumn , Issue , 2007, Pages

  Tran, Chi Thanh ^a   Dinh, Truc Nam ^a  

^a ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

Author keywords

Core melt pool; Effective convectivity model; Heat transfer; Mushy velocity; Phase change; Severe accident

Indexed keywords

COMPUTATIONAL FLUID DYNAMICS; HEAT CONVECTION; HEAT TRANSFER; PRESSURE VESSELS;

CORE MELT POOL; EFFECTIVE CONVECTIVITY MODEL (ECM); MUSHY VELOCITY;

BOILING WATER REACTORS;

EID: 44449162101     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (30)

1. B. R. SEHGAL, V. A. BUI, T. N. DINH and R. R. NOURGALIEV, "Heat Transfer Process in Reactor Vessel Lower Plenum during A Late Phase of In-Vessel Core Melt Progression", J. Advances in Nuclear Science and Technology, Plenum Publ. Corp., 1998.
2. C. T. TRAN, T. N. DINH, "Analysis of Melt Pool Heat Transfer in a BWR Lower Head", Transactions of ANS Winter Meeting, Albuquerque, NM, USA, November 12-18, Vol. 95, pp. 629-631, 2006.
3. SCDAP/RELAP5-3D Code Manual, "Volume 2: Modeling of Reactor Core and Vessel Behavior during Severe Accidents", October 2003.
4. MELCOR Computer Code Manual, Vol. 2, "Reference Manuals", Version 1.8.6, September 2005.
5. C. T. TRAN, T. N. DINH, "An Effective Convectivity Model for Simulation of In-Vessel Core Melt Progression in Boiling Water Reactor", 2007 International Congress on Advances in Nuclear Power Plants (ICAPP 2007), Nice Acropolis, France, May 13-18, 2007.
6. nd European Thermal-Sciences Conference, Rome, Italy, pp. 1365-1372, 1996.
7. F. B. CHEUNG et al, "Modeling of Heat Transfer in A Horizontal Heat-Generating Layer by An Effective Diffusivity Approach". ASME HTD-Yolume 192, pp.55-62, 1992.
8. UDF Manual, Fluent 6.2 Documentation, Fluent Inc. 2005.
9. V. ASMOLOV, N. N. PONOMAREV-STEPNOY, V. STRIZHOV, B. R. SEHGAL, "Challenges Left in the Area of In-Vessel Melt Retention", J. Nuclear Engineering and Design, Vol. 209, pp. 87-96, 2001.
10. V. G. ASMOLOV, S. V. BECHTA, V. B. KHABENSKY et al, "Partitioning of U, Zr and Fe between Molten Oxidic and Metallic Corium", Proceeding of MASCA Seminar 2004, Aixen-Provence, France, 2004.
11. V. STRIZHOV, V. ASMOLOV, "Major Outcomes of the RASPLAV Project", RASPLAV Seminar 2000, Munich, November, 2000.
12. B. R. SEHGAL, V. A. BUI, T. N. DINH, J. A. GREEN, G. KOLB, "SIMECO Experiments on In-Vessel Melt Pool Formation and Heat Transfer with and without a Metallic Layer", Proceedings of In-Vessel Core Debris Retention and Coolability Workshop, Garching, Germany, March 3-6, pp. 205-213, 1998.
13. th International Conference on Nuclear Engineering Nagoya (ICONE), Japan, April 22-26, 2007.
14. M. HELLE, O. KYMALAINEN and H. TUOMISTO, "Experimental Data on Heat Flux Distribution from a Volumetrically Heated Pool with Frozen Boundaries", Proceedings of In-Vessel Core Debris Retention and Coolability Workshop, Garching, Germany, March 3-6, pp. 173-183, 1998.
15. L. BERNAZ, J.- M. BONNET, B. SPINDLER, C. VILLERMAUX, "Thermal Hydraulic Phenomena in Corium Pools: Numerical Simulation with TOLBIAC and Experimental Validation with BALI", Proceedings of In-Vessel Core Debris Retention and Coolability Workshop, Garching, Germany, March 3-6, pp. 185-193, 1998.
16. M. OKADA, "Analysis of Heat Transfer during Melting from a Vertical Walls", Int. J. Heat Mass Transfer, Vol. 27 (11), pp. 2057-2066, 1984.
17. C. J. HO and S. CHEN, "Numerical Simulation of Melting of Ice around a Horizontal Cylinder", Int. J. Heat Mass Transfer, Vol. 29 (9), pp. 1359-1368, 1986.
18. N. SHAMSUNDAR, E. M. SPARROW, "Analysis of Multidimensional Conduction Phase change Via the Enthalpy Model", J. Heat Transfer, Vol. 97 (3), pp. 333-340, 1975.
19. V. R. VOLLER and C. PRAKASH, "A Fixed Grid Numerical Modelling Methodology for Convection-Diffusion Mushy Region Phase-Change Problems", J. Heat Mass Transfer, Vol. 30, No.8, pp.1709-1719, 1987.
20. Y. CAO, A. FAGHRI and W. S. CHANG, "A Numerical Analysis of Stefan Problems for Generalized Multi-Dimensional Phase-Change Structures Using the Enthalpy Transforming Model", Int. J. Heat Mass Transfer, Vol. 32 (7), pp. 1289-1298, 1989.
21. P. J. PRESCOTT, F. P. INCROPERA, D. R. GASKELL, "Convective- Transport Phenomena and Macrosegregation during Solidification of a Binary Metal Alloy. 2. Experiments and Comparisons with Numerical Predictions", J. Heat Transfer-Transactions of the ASME, Vol. 116 (3), pp. 742-749, Aug. 1994.
22. B. BINET, M. LACROIX, "Numerical Study of Natural-Convection- Dominated Melting inside Uniformly and Discretely Heated Rectangular Cavities", Numerical Heat Transfer Part A-Applications, Vol. 33 (2), pp. 207-224, 1998.
23. V. R. VOLLER and A. D. BRENT, "Modelling the Mushy Region in a Binary Alloy", App. Math Modelling, Vol. 14, pp. 320-326, 1990.
24. T. W. CLYNE, "Numerical Modeling of Directional Solidification of Metallic Alloys", J. Metal Science, Vol. 16 (9), pp. 441-450, 1982.
25. th Int. Heat Transfer Conference, Toronto, Canada, Vol.2, pp.305-310, 1978.
26. T. C. CHAWLA and S. H. CHAN, "Heat Transfer From Vertical/Inclined Boundaries of Heat-Generating Boiling Pools", J. of Heat Transfer, Volume 104, pp.465-473, 1982.
27. M. RAMACCIOTTI, C. JOURNEAU, F. SUDREAU, G. COGNET, "Viscosity Models for Corium Melts", J. Nuclear Engineering and Design, Volume 204, pp. 377-389, 2001.
28. F. A. KULACKI and A. A. EMARA, "Steady and Transient Thermal Convection in a Fluid Layer with Uniform Volumetric Energy Sources", J. Fluid Mech., Volume 83, part 2, pp.375-395, 1977.
29. R. R. NOURGALIEV, T. N. DINH, "The Investigation of Turbulence Characteristics in an Internally-Heated Unstably-Stratified Fluid Layer", J. Nuclear Engineering and Design, Vol. 178, pp.235-258, 1997.
30. T. G. THEOFANOUS, C. LIU, S. ADDITON, S. ANGELINI, O. KYMALAINEN, T. SALMASSI, "In-vessel Coolability and Retention of a Core Melt", DOE/ID-1046, November 1994.