1引言随着各地经济的发展及人民生活水平的提高,消费者对生鲜食品也提出了更为严格的要求。消费者在购买蔬菜、水果、肉、鱼等生鲜食品时,最为看重的就是一个“鲜”字,这意味着安全、放心、营养。生鲜食品在到达消费者手中时能否保持新鲜,在很大程度上取决于物流过程中对其温度的控制。运用冷链装备进行生鲜食品的运输、储存,可以有效地控制食品在物流过程中的温度,在保持食品鲜度的同时,还可减少因食品鲜度下降、变色、变质、腐烂等带来的损耗,降低经营成本。冷藏车能在长时间运输中使 1 Introduction With the economic development around the world and the improvement of people’s living standards, consumers have also put more stringent requirements on fresh food. Consumers buying vegetables, fruits, meat, fish and other fresh foods, the most valued is a “fresh ” word, which means safe, rest assured, nutrition. Whether or not fresh food remains fresh when it arrives in consumers largely depends on its temperature control during the logistics process. The use of cold chain equipment for the transportation and storage of fresh food can effectively control the temperature of the food in the process of logistics. While maintaining the freshness of the food, it can also reduce the food freshness, discoloration, deterioration, decay and the like Loss, reduce operating costs. Refrigerated trucks can be used for long periods of transport