A novel approach to enhance outdoor air quality: Pedestrian ventilation system

Building and Environment

Volumn 45, Issue 7, 2010, Pages 1582-1593

  Mirzaei, Parham A ^a   Haghighat, Fariborz ^a  

^a Gina Cody School of Engineering and Computer Science   (Canada)

Author keywords

CFD; Comfort; Mitigation techniques; Outdoor air quality; Urban heat island; Ventilation

Indexed keywords

AIR EXCHANGE RATES; AMBIENT AIR; ATMOSPHERIC STABILITY; ATMOSPHERIC STRATIFICATION; COMFORT PARAMETER; COMPUTATIONAL FLUID DYNAMICS SIMULATIONS; FLOW REGIMES; HEAVY TRAFFIC LOAD; HIGH RISE BUILDING; HIGH-DENSITY; MITIGATION STRATEGY; MITIGATION TECHNIQUES; OUTDOOR AIR; PEDESTRIAN AREAS; POLLUTION CONCENTRATION; POPULATION DENSITIES; RESIDENTIAL BUILDING; SIDE EFFECT; URBAN CANOPIES; URBAN HEAT ISLAND; VENTILATION SYSTEMS; WIND VELOCITIES;

AIR QUALITY; ASPECT RATIO; COMPUTATIONAL FLUID DYNAMICS; HEAT FLUX; TALL BUILDINGS; THERMAL POLLUTION; VENTILATION;

AIR;

AIR QUALITY; COMPUTATIONAL FLUID DYNAMICS; COMPUTER SIMULATION; HEAT ISLAND; MITIGATION; MULTISTOREY BUILDING; PEDESTRIAN; VENTILATION;

EID: 77649189825     PISSN: 03601323     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.buildenv.2010.01.001     Document Type: Article

References (36)

1. Alexandria E., and Jones P. Temperature decreases in an urban canyon due to green walls and green roofs in diverse climates. Building and Environment 43 (2008) 480-493
2. Bady M., Kato S., and Huang H. Towards the application of indoor ventilation efficiency indices to evaluate the air quality of urban areas. Building and Environment 43 (2008) 1991-2004
3. Bentham T., and Britter R. Spatially averaged flow within obstacle arrays. Atmospheric Environment 37 (2003) 2037-2043
4. Cermak J.E. Thermal effects on flow and dispersion over urban areas: capabilities for prediction by physical modeling. Atmospheric Environment 30 (1996) 393-401
5. Chen H., Ooka R., Harayama K., Kato S., and Li X. Study on outdoor thermal environment of apartment block in Shenzhen, China with coupled simulation of convection, radiation and conduction. Energy and Buildings 36 (2004) 1247-1258
6. Cheng W.C., Liu C.-H., and Leung D.Y.C. On the correlation of air and pollutant exchange for street canyons in combined wind-buoyancy-driven flow. Atmospheric Environment 43 (2009) 3682-3690
7. Doulos L., Santamouris M., and Livada I. Passive cooling of outdoor urban spaces. The role of materials. Solar Energy 77 (2004) 231-249
8. Fluent (2008). http://fluent.com/
9. GAMBIT (2008). http://fluent.com/software/gambit/
10. Hoppe P. Different aspects of assessing indoor and outdoor thermal comfort. Energy and Buildings 34 (2002) 661-665
11. Kim J.-J., and Baik J.-J. Effects of inflow turbulence intensity on flow and pollutant dispersion in an urban street canyon. Journal of Wind Engineering and Industrial Aerodynamics 91 (2003) 309-329
12. Kubota T., Miura M., Tominaga Y., and Mochida A. Wind tunnel tests on the relationship between building density and pedestrian-level wind velocity: development of guidelines for realizing acceptable wind environment in residential neighborhoods. Building and Environment 43 (2008) 1699-1708
13. Launder B.E., and Spalding D.B. Numerical computation of turbulent flows. Computer Methods in Applied Mechanics and Engineering 3 (1974) 269-289
14. Lawson T.V., and Penwarden A.D. The effects of wind on people in the vicinity of buildings. 4th International Conference on wind effects on buildings and structures (1975), Cambridge University Press pp. 605-622
15. Li X.-X., Liu C.-H., and Leung D.Y.C. Development of a k-[epsilon] model for the determination of air exchange rates for street canyons. Atmospheric Environment 39 (2005) 7285-7296
16. Li X.-X., Liu C.-H., Leung D.Y.C., and Lam K.M. Recent progress in CFD modelling of wind field and pollutant transport in street canyons. Atmospheric Environment 40 (2006) 5640-5658
17. Lin B., Xiaofeng Z.L., and Qin Y. Numerical simulation studies of the different vegetation patterns' effects on outdoor pedestrian thermal comfort. Journal of Wind Engineering and Industrial Aerodynamics 96 (2008) 1707-1718
18. Liu C.-H., Leung D.Y.C., and Barth M.C. On the prediction of air and pollutant exchange rates in street canyons of different aspect ratios using large-eddy simulation. Atmospheric Environment 39 (2005) 1567-1574
19. Mochida A., and Lun I.Y.F. Prediction of wind environment and thermal comfort at pedestrian level in urban area. Journal of Wind Engineering and Industrial Aerodynamics 96 (2008) 1498-1527
20. Mochida A., Tabata Y., Iwata T., and Yoshino H. Examining tree canopy models for CFD prediction of wind environment at pedestrian level. Journal of Wind Engineering and Industrial Aerodynamics 96 (2008) 1667-1677
21. Murakami S. Environmental design of outdoor climate based on CFD. Fluid Dynamics Research 38 (2006) 108-126
22. Nikolopoulou M., and Lykoudis S. Thermal comfort in outdoor urban spaces: analysis across different European countries. Building and Environment 41 (2006) 1455-1470
23. Ogawa Y., Diosey P.G., Uehara K., and Ueda H. A wind tunnel for studying the effects of thermal stratification in the atmosphere. Atmospheric Environment 15 (1981) 807-821
24. Oke T.R. Street design and urban canopy layer climate. Energy and Buildings 11 (1988) 103-113
25. Priyadarsini R., Hien W.N., and Wai David C.K. Microclimatic modeling of the urban thermal environment of Singapore to mitigate urban heat island. Solar Energy 82 (2008) 727-745
26. Sarrat C., Lemonsu A., Masson V., and Guedalia D. Impact of urban heat island on regional atmospheric pollution. Atmospheric Environment 40 (2006) 1743-1758
27. Stathopoulos T., Wu H., and Zacharias J. Outdoor human comfort in an urban climate. Building and Environment 39 (2004) 297-305
28. Synnefa A., Santamouris M., and Apostolakis K. On the development, optical properties and thermal performance of cool colored coatings for the urban environment. Solar Energy 81 (2007) 488-497
29. Tominaga Y, Yoshie R, Mochida A, Kataoka H, Harimoto K, Nozu T. Cross comparisons of CFD prediction for wind environment at pedestrian level around buildings. part 2: comparison of results for flowfield around building complex in actual urban area, The Sixth Asia-Pacific Conference on Wind Engineering, Korea; 2005.
30. Tominaga Y., Mochida A., Yoshie R., Kataoka H., Nozu T., Yoshikawa M., et al. AIJ guidelines for practical applications of CFD to pedestrian wind environment around buildings. Journal of Wind Engineering and Industrial Aerodynamics 96 (2008) 1749-1761
31. Uehara K., Wakamatsu S., and Ooka R. Studies on critical reynolds number indices for wind-tunnel experiments on flow within urban areas. Boundary-Layer Meteorology 107 (2003) 353-370
32. Uehara K., Murakami S., Oikawa S., and Wakamatsu S. Wind tunnel experiments on how thermal stratification affects flow in and above urban street canyons. Atmospheric Environment 34 (2000) 1553-1562
33. Vardoulakis S., Fisher B.E.A., Pericleous K., and Gonzalez-Flesca N. Modelling air quality in street canyons: a review. Atmospheric Environment 37 (2003) 155-182
34. Xie X., Liu C.-H., and Leung D.Y.C. Impact of building facades and ground heating on wind flow and pollutant transport in street canyons. Atmospheric Environment 41 (2007) 9030-9049
35. Xie X., Huang Z., Wang J., and Xie Z. The impact of solar radiation and street layout on pollutant dispersion in street canyon. Building and Environment 40 (2005) 201-212
36. Yoshie R, Mochida A, Tominaga Y, Kataoka H, Yoshikawa M. Cross comparisons of CFD prediction for wind environmentat pedestrian level around buildings. comparison of results for flow-field around a high-rise building located in surrounding city blocks, The sixth Asia-Pacific conference on wind engineering; 2005.