Centralized prevention and purification air conditioner control system and control method thereof

The invention provides a centralized prevention and purification air conditioner control system and a control method thereof. The centralized protection and purification air conditioner control systemis used for centralized protection space. The system comprises a first environment detector, a second environment detector, an internal circulation outflow unit, an anti-backflow air valve, an air conditioning unit, a heater, a booster fan, a pre-filter, a first electric air valve, a second electric air valve, a third electric air valve, a fourth electric air valve, a fifth electric air valve, asixth electric air valve, a first bypass pipeline, a second bypass pipeline, a medium-efficiency filter, a carbon adsorption device, a nuclear-grade high-efficiency filter, a pressure reducing valve and a differential pressure sensor. The environment in the centralized protection space can be adjusted and controlled, and the environment safety in the centralized protection space can be fully guaranteed. 本发明提供了一种集防净化空调控制系统及