Some issues about smoke exhaust system design for building atriums

Aiming at some issues in smoke exhaust system design of the atrium for buildings, such as the definition of atrium, smoke exhaust system design, calculation of smoke exhaust rate or natural smoke vent area, and location of inlet vents, lists the currently prevailing awareness and practice at home and abroad, performs the comparison and analysis, and puts forward the author’s personal views for reference in design.