LOW TEMPERATURE FOOD STORAGE PROCESS

摘要

A temperature control method for low temperature food storage equipment is provided. The equipment comprises an icehouse and a food storeroom each surrounded by a heat insulator, a temperature sensor disposed in the storeroom, a first heat exchanging pipe extending from a lower portion of the icehouse to an upper portion of the storeroom, a second heat exchanging pipe extending from an upper portion of the icehouse to a lower portion of the storeroom and fans provided in the pipes for circulating air selected on the icehouse and the storeroom. The air flow directions in the first and second heat exchanging pipes are selected on the basis of the temperature detected by the the temperature sensor.