Indoor Air Quality and Energy Efficiency of Outdoor Air

Air-conditioning system is switching being comfortable to healthy.In this way,air quality,comfort and energy efficiency are indispensable.The question of outdoor air,indoor air quality and energy efficiency have always been the concerns of indoor environmental control.This article highlighted the difference between air quality and air pollution and the significance of keeping certain indoor air quality.The relationship between outdoor air flow,outdoor air quality and indoor air quality were analyzed,and the unreasonable ways of outdoor air supply and treatment caused the deterioration of IAQ and increasing energy were studied.From outdoor air treatment,secondary pollution of air-conditioning system,air distribution,the regulation of outdoor air,some outdoor air energy-saving measures were analyzed.In addition,research on the new technology of outdoor air was introduced.It is of great significance for improving indoor air quality and reducing energy consumption of air-conditioning systems.