Flow and dispersion in urban areas

RE Britter, SR Hanna - Annual review of fluid mechanics, 2003 - annualreviews.org
▪ Abstract Increasing urbanization and concern about sustainability and quality of life issues
have produced considerable interest in flow and dispersion in urban areas. We address this …

Improving the wind environment in high-density cities by understanding urban morphology and surface roughness: A study in Hong Kong

E Ng, C Yuan, L Chen, C Ren, JCH Fung - Landscape and Urban planning, 2011 - Elsevier
In this study, a high-resolution frontal area density (FAD) map that depicts the surface
roughness of urban Hong Kong is produced using a map** method that takes into account …

Feasibility analysis of a Darrieus vertical-axis wind turbine installation in the rooftop of a building

F Balduzzi, A Bianchini, EA Carnevale, L Ferrari… - Applied energy, 2012 - Elsevier
The renewed interest that is being paid by architects, project developers and local
governments to small-size wind turbines is mainly connected to the attractive prospects of …

A new aerodynamic parametrization for real urban surfaces

M Kanda, A Inagaki, T Miyamoto, M Gryschka… - Boundary-layer …, 2013 - Springer
This study conducted large-eddy simulations (LES) of fully developed turbulent flow within
and above explicitly resolved buildings in Tokyo and Nagoya, Japan. The more than 100 …

Spatial differentiation of urban wind and thermal environment in different grid sizes

J Yang, Y Wang, X ** in a large urban area
T Gál, J Unger - Building and Environment, 2009 - Elsevier
In this study, an urban roughness map** method is presented on the example of a large
study area in Szeged, Hungary, as an example. With this roughness map** procedure, the …

Influence of sky view factor on outdoor thermal environment and physiological equivalent temperature

X He, S Miao, S Shen, J Li, B Zhang, Z Zhang… - International journal of …, 2015 - Springer
Sky view factor (SVF), which is an indicator of urban canyon geometry, affects the surface
energy balance, local air circulation, and outdoor thermal comfort. This study focused on a …

The influence of street architecture on flow and dispersion in street canyons

P Kastner-Klein, R Berkowicz, R Britter - Meteorology and Atmospheric …, 2004 - Springer
The paper presents an overview of the influence of street architecture on the wind and
turbulence patterns in street canyons and discusses the effects on local air quality. The …

Numerical study of urban impact on boundary layer structure: Sensitivity to wind speed, urban morphology, and rural soil moisture

A Martilli - Journal of Applied Meteorology, 2002 - journals.ametsoc.org
A mesoscale model with a detailed urban surface exchange parameterization is used to
study urban influences on boundary layer structure. The parameterization takes into account …