水平送风工况下CRAC机组间距对机架散热的影响  

Space between CRAC Units'Influence on Rack Cooling within Level Air Supply of CRAC

作　　者：沈恒[1] 亢燕铭[1] 

机构地区：[1]东华大学环境科学与工程学院

出　　处：《建筑热能通风空调》2012年第2期60-62,102,共4页Building Energy & Environment

摘　　要：本文研究架空地板数据中心CRAC水平送风方式下四种CRAC机组送风间距对机房内机架散热和穿孔地板气流分布的影响,分析四种CRAC送风间距的机房机架入口温度和通过穿孔地板的体积流量,比较四种工况的机架设备散热情况和热循环,为今后数据机房设计以及机房热管理和节能改造提供了依据。In this paper,the effect of four types of CRACs unit space within level air supply of CRAC on rack cooling and perforated floor air distribution was displayed in the raised floor supply data center,analysis of rack inlet temperature and volume flow through the perforated floor of 4 kinds of CRAC unit space,compare 4 kinds of working conditions of heat dissipation and thermal cycling,provided for the future design of thermal management and energy saving.

关 键 词：架空地板送风 冷热通道 数值模拟 CRAC水平送风方式 机组间距 

分 类 号：TU831[建筑科学—供热、供燃气、通风及空调工程]