敞开式食品冷藏陈列柜柜体节能研究进展  

Research progress of energy saving in cabinet of open food refrigerated display cabinet

作　　者：袁培 陈帅良 郭晓林 唐飞 刘奥龙 吕彦力 YUAN Pei;CHEN Shuailiang;GUO Xiaolin;TANG Fei;LIU Aolong;LYU Yanli(New Energy College,Zhengzhou University of Light Industry,Zhengzhou 450001,China;Foreign Environmental Cooperation Center,Ministry of Ecology and Environment,Beijing 100035,China)

机构地区：[1]郑州轻工业大学新能源学院,郑州450001 [2]生态环境部对外合作与交流中心,北京100035

出　　处：《流体机械》2025年第2期74-85,共12页Fluid Machinery

基　　金：国家自然科学基金项目(51476148);河南省制冷与低温设备节能技术创新科技团队项目(CXTD2011042)。

摘　　要：食品品质是评价冷藏陈列柜性能的重要指标,食品区的温度直接影响着食品的新鲜度、安全性和保质期,冷藏陈列柜对于食品区空气温湿度的科学调控是保障食品品质的关键。目前,敞开式冷藏陈列柜存在柜体能耗高、食品品质不达标的问题,本文从气流组织优化、制冷系统改进、柜体改进3个方面对敞开式食品冷藏陈列柜的研究进展进行综述和分析。首先,详细介绍了气流组织优化方面的研究,包括优化送回风口结构、加装翼型导流结构,用于提高风幕性能及柜内温度均匀性;其次,综述了制冷系统改进研究进展,主要包括蒸发器结融霜优化、换热器结构改进及制冷剂替代;最后,探讨了自然冷源、相变材料、热管技术及负荷预测在敞开式冷藏陈列柜中的应用,引入自然冷源可显著降低柜体能耗,应用热管改善陈列柜蒸发器进出口的空气状态,提高柜体的运行效率。Food quality is an important indicator to evaluate the performance of refrigerated display cabinets,and the temperature of food area directly affects the freshness,safety and shelf life of food.At present,the open refrigerated display cabinet has the problems of high energy consumption and substandard food quality.This paper summarizes and analyzes the research progress of open refrigerated food display cabinets from three aspects:air flow optimization,refrigeration system improvement and cabinet improvement.Firstly,the research of air flow optimization is introduced in detail,including optimizing the structure of the air supply and return port,and installing the wing-type deflector structure to improve the performance of the air curtain and the temperature uniformity in the cabinet.Secondly,the research progress of refrigeration system improvement is reviewed,including evaporator defrosting optimization,heat exchanger structure improvement and refrigerant replacement.Finally,the application of natural cold source,phase change material,heat pipe technology and load prediction in open refrigerated display cabinets is discussed.The introduction of natural cold source can significantly reduce the energy consumption of the cabinet.The application of heat pipe to improve the air state of the evaporator inlet and outlet of the display cabinet,and improve the operating efficiency of the cabinet.

关 键 词：冷藏陈列柜 冷藏性能 制冷系统 节能技术 

分 类 号：TB65[一般工业技术—制冷工程] TB66