Isothermal and non-isothermal flow in street canyons: A review from theoretical, experimental and numerical perspectives
Urban street canyon flows play a central role in microclimate control, from street canyon to
neighbourhood and city scale, which affect pollutant dispersion, thermal comfort of residents …
neighbourhood and city scale, which affect pollutant dispersion, thermal comfort of residents …
Numerical analysis of solid barrier heights and trees with porosity properties influence on the automobile's emission dispersion in the residential area
A Issakhov, A Abylkassymova - Ecological Modelling, 2023 - Elsevier
This paper is investigated the comprehensive study of the nitrogen dioxide pollution
distribution in a specific street in Almaty city, Kazakhstan. It was given a generalized …
distribution in a specific street in Almaty city, Kazakhstan. It was given a generalized …
[HTML][HTML] The role of near-façade flow in wind-dominant single-sided natural ventilation for an isolated three-storey building: An LES study
Wind-driven single-sided ventilation is present in many existing buildings globally, and its
performance can be unreliable and challenging to improve. To address these performance …
performance can be unreliable and challenging to improve. To address these performance …
Embedded LES of thermal stratification effects on the airflow and concentration fields around an isolated high-rise building: Spectral and POD analyses
Non-isothermal stratification conditions can alter the airflow pattern and pollutant dispersion
process within urban areas. The present study is focused on the impact of various …
process within urban areas. The present study is focused on the impact of various …
Modeling and analysis of the effects of barrier height on automobiles emission dispersion
A Issakhov, P Omarova - Journal of Cleaner Production, 2021 - Elsevier
In this paper, a mathematical model has been developed that describes the characteristics
of fluid flow and dispersion of pollutants in a certain quarter of Almaty city, Kazakhstan. The …
of fluid flow and dispersion of pollutants in a certain quarter of Almaty city, Kazakhstan. The …
The influence of aspect ratios and wall heating conditions on flow and passive pollutant exposure in 2D typical street canyons
Deep street canyons and unfavourable meteorological conditions usually induce high
pollutant exposure. Validated by experimental data, this paper employs computational fluid …
pollutant exposure. Validated by experimental data, this paper employs computational fluid …
Effect of the numerical viscosity on reproduction of mean and turbulent flow fields in the case of a 1: 1: 2 single block model
Large-eddy simulations were performed for the velocity fields around a 1: 1: 2 single block
model to clarify the effect of the numerical viscosity in different advection schemes. Six types …
model to clarify the effect of the numerical viscosity in different advection schemes. Six types …
CFD simulation of flow fields and pollutant dispersion around a cubic building considering the effect of plume buoyancies
Plume buoyancy is one of the most crucial driving forces of gas pollutant dispersion in weak
wind regions such as the recirculation region. In this study, steady Reynolds-averaged …
wind regions such as the recirculation region. In this study, steady Reynolds-averaged …
The effects of the pressure outlet's position on the diffusion and pollution of dust in tunnel using a shield tunneling machine
C Liu, W Nie, Q Bao, Q Liu, C Wei, Y Hua - Energy and Buildings, 2018 - Elsevier
In order to gain a more in-depth knowledge of a shield machine's dust-suppression
ventilation system, this paper uses the shield region on the south side of the No. 8 Subway …
ventilation system, this paper uses the shield region on the south side of the No. 8 Subway …
Numerical study of air pollution exposure in idealized urban street canyons: Porous and solid barriers
A Issakhov, A Tursynzhanova, A Abylkassymova - Urban Climate, 2022 - Elsevier
In this paper, it was considered the numerical modeling of concentration propagation using
solid barriers and porous barriers of different heights in an idealized urban canyon to protect …
solid barriers and porous barriers of different heights in an idealized urban canyon to protect …