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  • 标题:Flow Field Analysis and Defrosting Cycle Optimization in a Large-scale Industrial Cold- storage Facility
  • 本地全文:下载
  • 作者:Enhai Liu ; Tingting Yu ; Shengyong Liu
  • 期刊名称:Journal of Food and Nutrition Research
  • 印刷版ISSN:2333-1119
  • 电子版ISSN:2333-1240
  • 出版年度:2014
  • 卷号:2
  • 期号:9
  • 页码:567-574
  • DOI:10.12691/jfnr-2-9-7
  • 语种:English
  • 出版社:Science and Education Publishing
  • 摘要:We report a joint theoretical and experiment analysis of an industrial cold-storage unit for a large-scale poultry processing enterprise in the Central Plains Economic Zone of China. The flow field inside the unit was analyzed using computational fluid dynamics, which identified an optimum forced air supply of 2.05 m s-1. The defrosting cycle was then optimized experimentally, resulting in an improved defrosting method and a monthly saving of 5,530 RMB in electricity costs. Furthermore, we achieved a reduction in the temperature variation of 1.82% and in the coefficient of performance variation of 1.89%. The refrigerating capacity and electricity costs per unit of production were decreased by 8.30% and 10.20%, respectively.
  • 关键词: cold storage; numerical simulation; flow-field characteristics; defrosting cycle; optimization
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