Modeling of the HESCO nozzle diffuser used in IEA Annex-20 experiment test room

Building and Environment

Volumn 39, Issue 4, 2004, Pages 367-384

  Luo, S ^a   Roux, B ^a  

^a Lab de Modelisation Simulat Numer   (France)

Author keywords

Air supply diffuser; CFD; Flow asymmetry; Local mesh refinement; Ventilation; Wall jet

Indexed keywords

JETS; NOZZLES; TURBULENCE; TURBULENT FLOW;

AIR DISTRIBUTION;

COMPUTATIONAL FLUID DYNAMICS;

AIRFLOW; BUILDING; COMPUTATIONAL FLUID DYNAMICS; INDOOR AIR; TURBULENCE; VENTILATION;

EID: 0942302011     PISSN: 03601323     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.buildenv.2003.09.013     Document Type: Article

References (27)

1. Nielsen PV. Flow in air conditioned rooms, Ph.D. Thesis, Technical University of Denmark, 1974.
2. Chen Q. Comparison of different k-ε models for indoor air flow computations Numerical Heat Transfer Part B 28 1995 353-369
3. Chen Q. Prediction of room air motion by Reynolds-stress models Building and Environment 31 3 1996 233-244
4. Fontaine J.R. Biolley F. Rapp R. Sérieys J.C. Cunin J.C. Analysis of a three dimensional ventilation flow: experimental validation on a waters scale model of numerical simulations Numerical Heat Transfer Part A 26 1994 431-451
5. Murakami S. Kato S. Numerical and experimental study on room airflow-3-D predictions using the k-ε turbulence model Building and Environment 24 1 1989 85-97
6. Nielsen P.V. Restivo A. Whitelaw J.H. The velocity characteristics of ventilated rooms Journal of Fluids Engineering 100 1978 291-298
7. Nielsen P.V. Restivo A. Whitelaw J.H. Buoyancy-affected flows in ventilated rooms Numerical Heat Transfer 2 1979 115-127
8. Nielsen P.V. Description of supply openings in numerical models for room air distribution ASHRAE Transactions 98 1 1992 963-971
9. Nielsen PV. The box method-a practical procedure for introduction of an air supply device in CFD calculation. Institute for Bygningsteknik, Aalborg University, 1997.
10. Chen Q, Srebric J. Simplified diffuser boundary conditions for numerical room airflow models. ASHRAE RP-1009, 2000.
11. Lemaire AD. Annex-20 air flow patterns within buildings: room air and contaminant flow, evaluation of computational methods-Subtask-1 Summary Report. TNO Building and Construction Research, 1993.
12. Peng SH. Modeling of turbulent flow and heat transfer for building ventilation. Ph.D. Thesis, Chalmers University of Technology, 1998.
13. Heikkinen J. Modeling of supply air terminal for room air flow simulation. Proceedings of 12th AIVC Conference, Ottawa, Canada, September 24-27, 1991.
14. Ewert M, Renz U, Vogl N, Zeller M. Definition of the flow parameters at the room inlet devices-measurements and calculations. Proceedings of 12th AIVC Conference, Ottawa, Canada, September 24-27, 1991.
15. Skovgaard M, Nielsen PV. Modeling complex geometries in CFD-applied to air flow in ventilated rooms, Proceedings of 12th AIVC Conference, Ottawa, Canada, September 24-27, 1991.
16. Emvin P, Davidson L. A numerical comparison of three inlet approximations of the diffuser in case E1 Annex 20. Fifth International Conference on Air Distributions in Rooms, ROOMVENT'96, Yokohama, Japan, vol. 1, 1996, pp. 219-26.
17. Buchanan CR. CFD Characterization of a mechanically ventilated office room: The effects of room design on ventilation performance. Ph.D. thesis, University of California, 1997.
18. Djunaedy E. Cheong K.W.D. Development of a simplified technique of modeling four-way ceiling air supply diffuser Building and Environment 37 4 2001 393-403
19. Loomans MGLC. The measurement and simulation of indoor air flow. Ph.D. Thesis, Eindhoven University of Technology, 1998.
20. Gibson M.M. Launder B.E. Ground effects on pressure fluctuations in the atmospheric boundary layer Journal of Fluid Mechanics 86 1978 491-511
21. Launder B.E. Reece G.J. Rodi W. Progress in the development of a Reynolds-stress turbulence closure Journal of Fluid Mechanics 68 3 1975 537-566
22. Fluent Inc. Fluent 6 user manual. 6-58-72, 10-1-102. 2001.
23. Gan G. Prediction of turbulent buoyant flow using an RNG k-ε model Numerical Heat Transfer Part A 33 1998 169-189
24. Versteeg HK, Malalasekera W. Introduction to computational fluid dynamics. New York: Longman Group Ltd.; 1995.
25. Awbi H.B. Application of computational fluid dynamics in room ventilation Building and Environment 24 1 1989 73-84
26. Zhang G. Morsing S. Bierg B. Svidt K. Strøm J.S. Test room for validation of airflow patterns estimated by computational fluid dynamics Journal of Agricultural Engineering Research 76 2000 141-148
27. Chen Q. Jiang Z. Significant questions in predicting room air motion ASHRAE Transactions: Symposia Part I 98 1992 929-939