集中送风联柜内空气流动与传热特性的CFD模拟  

CFD Simulation on Air Flow and Heat Transfer Characteristics for Double Vertical Display Cabinet with Central Air Supply

作　　者：余克志[1] 曹兆洋 刘艳玲[1] YU Kezhi;CAO Zhaoyang;LIU Yanling(Department of Refrigeration Engineering,Shanghai Ocean University,Shanghai 201306,China)

机构地区：[1]上海海洋大学制冷工程系,上海201306

出　　处：《制冷技术》2017年第3期63-66,共4页Chinese Journal of Refrigeration Technology

基　　金：上海市科学技术委员会科技支撑计划项目(No.13dz1203002)

摘　　要：本文采用双流体改进模型对集中送风联柜内空气的流动与换热特性进行模拟,分析了CFD模拟的陈列柜温度场分布特性,并与测试结果进行了对比分析。对比表明,数值模拟结果与实测结果十分吻合,CFD模拟的结果与实验测试结果的平均偏差和最大偏差的最大值分别是-0.7℃和-2.4℃。说明改进的双流体模型的CFD模拟是成功的。A modified two-fluid model was adopted to simulate the air flow and heat transfer for double verticaldisplay cabinet with central air supply.The temperature distribution for double display cabinet was analyzed andthe predictions were compared with the experiment results.The Comparisons show that the numerical resultsagree well with the measurements.The maximum of the average temperature differences and the maximumtemperature differences are?0.7oC and?2.4oC,respectively.Therefore,the CFD simulation by the modifiedtwo-fluid model is successful.

关 键 词：模拟 陈列柜 双流体模型 温度场 

分 类 号：TB657[一般工业技术—制冷工程]