Analysis for energy saved in the liquid heat recovery system of the technical of cigarette factory

Introduced the advantages and operating principle of the liquid heat recovery system of the technical of cigarette factory,based on the characteristics in Hunan province the energy saving of the system was discussed with the method of enthalpy-frequency,also the efficiency and the efficiency ratio were calculated and got the conclusion that it had good energy saving ability economical the energy consumption of the fresh air system,had the very good promotion and the use value.