The central air conditioning system consists of cold and heat source system and air conditioning system. The refrigeration system provides the required cooling capacity for the air conditioning system to offset the cooling load of the indoor environment; The heating system provides heat to the air conditioning system to offset the heat load of the indoor environment. Refrigeration system is the central air conditioning system of the main sector, its acceptance type, operation mode, structural form, etc. directly affect the central air conditioning system in the operation of the economy, efficiency, rationality.
According to organizational differences, central air conditioners can be divided into three categories:
[1] Air conditioner with spray chamber
There is a spray chamber in the unit, and the nozzle can spray frozen water and tap water. Water and air hold hot and wet exchange, has a variety of effects, can accept coarse, medium, fine difference spray method to cool the air, dehumidification, can also be humidified.
[2] Air conditioner with table cooler
The unit has an external cooler as a cooling tube, and the chilled water can be used to cool and dehumidify the air.
[3] Air conditioner with spray chamber and surface cooler
The unit is equipped with a spray chamber and a surface cooler. This kind of air conditioner will concentrate the advantages of the above two kinds of air conditioners to be exercised, and the air disposal is more perfect.
The air conditioner with a spray chamber has a single stage spray and a double stage spray.
