Introduction of automobile warm air tank
The heating water tank is specially used for heating air. The fan uses the temperature of cooling water in the automobile engine to blow warm air into the compartment. So you can't blow warm air when you just get on the bus in winter. Nowadays, automobile air conditioners can only cool, and heating depends on engine cooling water, that is, warm air, which not only reduces the cost but also simplifies the structure.
The working principle of automobile warm air box is heating and defrosting in winter. The warm air is generated by the warm air box, and the heat of the warm air box comes from the engine coolant. The heating water tank is specially used for heating air. The fan uses the temperature of cooling water in the automobile engine to blow warm air into the compartment. So you can't blow warm air when you just get on the bus in winter. At present, automobile air conditioners can only cool, and heating depends on the cooling water of the engine, that is, warm air.