某冷冻库电热融霜和热气融霜功耗对比分析  

Comparative analysis of power consumption of electric defrosting and hot vapor defrosting in a frozen storage

作　　者：陈建平[1] 黄劲松 史雪菲 牛新朝 吴迪 Chen Jianping;Huang Jinsong;Shi Xuefei;Niu Xinchao;Wu Di(Chinese Academy of Agricultural Mechanization Sciences Group Co.,Ltd.;Sinomach Tdi International Engineering Co.Ltd.)

机构地区：[1]中国农业机械化科学研究院集团有限公司 [2]中机十院国际工程有限公司

出　　处：《制冷与空调》2022年第6期101-104,109,共5页Refrigeration and Air-Conditioning

摘　　要：通过分析制冷和融霜运行流程,对3个工况下某冷冻库的电热融霜和热气融霜功耗进行对比分析。结果表明,热气融霜是较为节能的融霜方式,其融霜功耗降低20%以上,制冷系统运行功耗降低12%以上。By analyzing the operation process of refrigeration and defrosting,the power consumption of electric defrosting and hot vapor defrosting in a frozen storage is compared under three working conditions.The results show that the hot vapor defrosting is more energy-saving,its defrosting power consumption is reduced by above 20%,and the opera-tion power consumption of refrigeration system is reduced by above 12%.

关 键 词：冷冻库 电热融霜 热气融霜 直接膨胀供液 

分 类 号：TB6[一般工业技术—制冷工程]