An cooling and heating aircurtain ventilation system of automation control in windows and doors

PURPOSE: An air curtain ventilation system for automatic window cooling/heating control is provided to reduce cooling and heating energy loss through a window. CONSTITUTION: An air curtain ventilation system for automatic window cooling/heating control comprises an air mixing unit(100), a heating/cooling unit(200), an air supply unit(300), and a controller. The air mixing unit mixes indoor air and outer air. The air mixing unit comprises a mixing chamber, an air mixing fan, and an intake fan. The mixing chamber has an exterior air intake hole. The intake fan absorbs indoor air collected in the air supply unit. The heating/cooling unit heats or cools the mixed air. The air supply unit forms an air curtain by the supply of air around the window. The air is collected and supplied to the air mixing unit.