1.Urban wind environment & air pollution
（1）Development and application of lattice Boltzmann method (LBM) to urban turbulence and air pollutant diffusion
（2）Large-eddy simulation (LES)-based high resolution research of architectural and urban turbulence
（3）Design and evaluation of Urban Ventilation Environment
Figure 1 LES-based high-resolution unsteady simulation of outdoor turbulent environment
2.Green architecture & Architectural energy saving technology：
（1）Green building design and evaluation
（2）Passive building energy saving technology & building energy consumption evaluation
（3）Indoor thermal environment & air quality
Figure 2 Study on indoor wind environment
Figure 3 Study on indoor thermal equilibrium
Figure 4 Research & design of indoor luminous environment
3.Urban micro climate