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 mapping 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 Xiao, C Jin, JC Xia, X Li - Urban Climate, 2019 - Elsevier
Due to rapid urbanization, China's urban morphology has undergone tremendous changes,
resulting in an increased urban heat island (UHI) effect and negative impact of thermal …

Detection of ventilation paths using high-resolution roughness parameter mapping in a large urban area

T Gál, J Unger - Building and environment, 2009 - Elsevier
In this study, an urban roughness mapping method is presented on the example of a large
study area in Szeged, Hungary, as an example. With this roughness mapping procedure, the …

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 …

A review of urban roughness sublayer turbulence

J Barlow, O Coceal - 2008 - centaur.reading.ac.uk
It is becoming increasingly important that we can understand and model flow processes in
urban areas. Applications such as weather forecasting, air quality and sustainable urban …

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 and Climatology, 2002 - journals.ametsoc.org
Bornstein, RD, P. Thunis, and G. Schayes. 1993. Simulation of urban barrier effects on
polluted urban boundary layers using the three-dimensional URBMET/TVM model with …

The impact of exterior surface convective heat transfer coefficients on the building energy consumption in urban neighborhoods with different plan area densities

J Liu, M Heidarinejad, S Gracik, J Srebric - Energy and Buildings, 2015 - Elsevier
In the urban micro-climate environment, the exterior surfaces' convective heat transfer
coefficients (CHTCs) influence simulated building's energy consumption and exterior …