论文部分内容阅读
除霜时间的稳定性是冷冻陈列柜设计中的一个困难问题。本文就集中供冷的冷冻陈列柜的热气除霜问题进行了详细的讨论,分析了除霜时间不稳定的原因;讨论了热气流量、除霜时间和管路压力损失之间的关系;提出了热气除霜系统的设计计算方法。
The stability of the defrost time is a difficult issue in the design of refrigeration showcases. In this paper, the problem of hot gas defrosting in the refrigerated showcase is discussed in detail. The reasons for the instability of the defrosting time are analyzed. The relationship between the hot gas flow rate, the defrosting time and the pipeline pressure loss is discussed. Design and calculation of hot gas defrosting system.