Performance analysis of a new design of office diffuse ceiling ventilation system

Energy and Buildings

Volumn 59, Issue , 2013, Pages 73-81

  Fan, Jianhua ^a   Hviid, Christian Anker ^a,b   Yang, Honglu ^a,b  

^a TECHNICAL UNIVERSITY OF DENMARK   (Denmark)

^b ALECTIA A S   (Denmark)

Author keywords

Computational fluid dynamics; Design chart; Diffuse ceiling ventilation; Indoor thermal comfort; Performance analysis; Ventilation; Ventilation effectiveness

Indexed keywords

AIR CHANGE RATES; AIR DISTRIBUTION SYSTEMS; AIR SPEED; CFD MODELS; CLIMATE CHAMBERS; COMPUTATIONAL FLUID DYNAMICS MODELS; DESIGN CHARTS; FLOW ELEMENTS; FULL SCALE MEASUREMENTS; INDOOR AIR TEMPERATURE; INDOOR POLLUTANTS; INDOOR THERMAL COMFORT; LOW PRESSURE DROP; NEW DESIGN; PERFORMANCE ANALYSIS; PRESSURE LOSS; TECHNICAL UNIVERSITY OF DENMARK; THEORETICAL INVESTIGATIONS; VENTILATION EFFECTIVENESS; VENTILATION SYSTEMS; WALL SURFACE TEMPERATURE;

ATMOSPHERIC TEMPERATURE; COMPUTATIONAL FLUID DYNAMICS; DESIGN; THERMAL COMFORT; VENTILATION;

CEILINGS;

EID: 84873342854     PISSN: 03787788     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.enbuild.2013.01.001     Document Type: Article

References (20)

1. T.S. Jacobsen, P.V. Nielsen, R. Hansen, E. Mathiesen, and C. Topp Thermal comfort in a mixing ventilated room with high velocities near the occupied zone ASHRAE Transactions 108 2 2002 1090 1096 (Pubitemid 35475769)
2. P.V. Nielsen Velocity distribution in a room ventilated by displacement ventilation and wall-mounted air terminal devices Energy and Buildings 31 2000 179 187 (Pubitemid 30557906)
3. W. Chakroun, K. Ghali, and N. Ghaddar Air quality in rooms conditioned by chilled ceiling and mixed displacement ventilation for energy saving Energy and Buildings 43 2011 2684 2695
4. A.H. Taki, L. Jalil, and D.L. Loveday Experimental and computational investigation into suppressing natural convection in chilled ceiling/displacement ventilation environments Energy and Buildings 43 2011 3082 3089
5. A. Keblawi, N. Ghaddar, and K. Ghali Model-based optimal supervisory control of chilled ceiling displacement ventilation system Energy and Buildings 43 2011 1359 1370
6. Z. Tian, X. Yin, Y. Ding, and C. Zhang Research on the actual cooling performance of ceiling radiant panel Energy and Buildings 47 2012 636 672
7. Z. Tian, Y. Ding, S. Wang, X. Yin, and M. Wang Influence of the ventilation system on thermal comfort of the chilled panel system in heating mode Energy and Buildings 42 2010 2360 2364
8. L. Jacobsen, P. V. Nielsen, S., Morsing, Low Momentum air supply through diffuse ceiling in livestock buildings. Agricultural Engineering International: CIGR Journal of Scientific Research and Development, (2006a).
9. P.V. Nielsen, C. Topp, M. Soennichsen, and H. Andersen Air distribution in rooms generated by a textile terminal-comparison with mixing ventilation and displacement ventilation ASHRAE Transactions 111 1 2005 733 739 (Pubitemid 41576837)
10. P.V. Nielsen Analysis and design of room air distribution system HVAC and Research 13 6 2007 987 997 (Pubitemid 350187308)
11. P.V. Nielsen, and E. Jakubowska The performance of diffuse ceiling inlet and other room air distribution systems Proceedings of Cold Climate HVAC, Sisimiut 2008
12. C.A. Hviid, and S. Svendsen Experimental study of perforated suspended ceilings as diffuse ventilation air inlets Energy and Buildings 56 2013 160 168
13. P. Jacobs, C.M. Elisabeth, B. Knoll, Diffuse ceiling ventilation, a new concept for healthy and productive classrooms, Indoor Air 2008, Copenhagen, Denmark, 2008, paper ID: 3.
14. P. Jacobs, and B. Knoll Diffuse ceiling ventilation for fresh classrooms 30th AIVC Conference Trends in High Performance Buildings Berlin, Germany 2009
15. ISO 7726:1998, Ergonomics of the thermal environment-instruments for measuring physical quantities, 11.
16. ISO 7730, Moderate thermal environments-determination of the PMV and PPD indices and specification of the conditions for thermal comfort, 2; 3; 22, 1994.
17. CEN Report 1752. CEN Report: Ventilation for buildings. Design criteria for the indoor environment, CEN/TC 156/WG 6, 1998, 10-20, 22-23, 27.
18. Ansys Inc., Ansys Fluent release 13.0, Canonsburg, PA, USA, 2010.
19. Q. Chen Comparison of different k-ε models for indoor air flow computations Numerical Heat Transfer 28 Part B 1995 353 369
20. P. Weitzmann, Modelling building integrated heating and cooling systems, Ph.D. thesis, Department of Civil Engineering, DTU, 2004.