A review of simplified numerical approaches for fast urban airflow simulation

X Xu, Z Gao, M Zhang - Building and Environment, 2023 - Elsevier
As the urban area under study continues to expand, the high computational cost of urban
wind and thermal environments simulation is becoming a major challenge for researchers …

A review of advances towards efficient reduced-order models (ROM) for predicting urban airflow and pollutant dispersion

S Masoumi-Verki, F Haghighat, U Eicker - Building and Environment, 2022 - Elsevier
Computational fluid dynamics (CFD) models have been used for the simulation of urban
airflow and pollutant dispersion, due to their capability to capture different length scales and …

A reduced order model for turbulent flows in the urban environment using machine learning

D Xiao, CE Heaney, L Mottet, F Fang, W Lin… - Building and …, 2019 - Elsevier
To help create a comfortable and healthy indoor and outdoor environment in which to live,
there is a need to understand turbulent air flows within the urban environment. To this end …

The use of GANs and transfer learning in model-order reduction of turbulent wake of an isolated high-rise building

S Masoumi-Verki, F Haghighat, N Bouguila… - Building and …, 2023 - Elsevier
The high cost of computational fluid dynamics (CFD) simulations has limited their use for
real-time and long-term simulations. To address this limitation, reduced-order modeling has …

Rapid prediction of airborne gaseous pollutant transport in aircraft cabins based on proper orthogonal decomposition and the Markov chain method

Y Wei, TT Zhang, H Jin - Building and Environment, 2023 - Elsevier
Rapid prediction of airborne gaseous pollutant transport is important for designing a safe
indoor environment. Current models generally solve the airflow fields by CFD first and then …

Numerical investigation of single-sided natural ventilation driven by buoyancy and wind through variable window configurations

J Wang, T Zhang, S Wang, F Battaglia - Energy and Buildings, 2018 - Elsevier
Natural ventilation has generally remained the preferred choice for improving thermal
comfort and saving energy related to the built environment. To best represent the …

A fast modeling and optimization scheme for greenhouse environmental system using proper orthogonal decomposition and multi-objective genetic algorithm

K Li, Z Sha, W Xue, X Chen, H Mao, G Tan - Computers and Electronics in …, 2020 - Elsevier
As a semi-closed ecosystem, environmental factors of greenhouses are mutual coupling,
spacial distributed, and with high uncertainty. Considering the optimal environment for crop …

Fast reconstruction of indoor temperature field for large-space building based on limited sensors: An experimental study

K Li, W Zheng, W Xue, Z Wang - Energy and Buildings, 2023 - Elsevier
Accurately knowing the spatiotemporal distribution of indoor environmental parameters is
important for indoor thermal comfort adjusting and building energy saving. Due to the …

Air supply parameter optimization of a custom nonuniform temperature field based on the POD method

X Wang, J Zhao, F Wang, B Song, Q Zhang - Building and Environment, 2021 - Elsevier
In a traditional indoor environment, when a single environmental parameter is changed, the
entire room is taken as the object of adjustment. Different locations in the same space may …

Optimal flow control using a POD-based reduced-order model

A Tallet, C Allery, C Leblond - Numerical Heat Transfer, Part B …, 2016 - Taylor & Francis
The flow control constitutes a challenging research topic with numerous applications in
aeronautics, aerodynamics, fluid mechanics, civil engineering, and so on. Due to the use of …