(2005) have designed a water-cooled (rack) rear door heat exchanger (RDHX) to extract a large portion of the rack heat load from the exhaust air before it is placed back into the data center. Airflow management in a liquid-cooled data center More results ► Acronyms browser ? ▲ RDF...
RDHx冷水背门 制冷方案简介 1 RDHx水冷背门制冷方案 •RDHx(RearDoorHeatExchanger)水冷背门，是IBM公司的专利技术；在IBM的主机系统中广泛採用。••从60年代至今，该技术已经多次应用于IBM五代的计算机当中；水冷方案在IBM已是非常成熟的技术。•水冷背门是IBM最新一代的水冷技术，直接挂于机柜背后，服务器的...
Heated liquid is then carried away from the server rack to a cooling distribution unit (CDU), which in turn is connected to an outside chilled water system. Some RDHx systems have “active doors” with integrated fans, while others rely solely on server fans to eject the air. ...
背景说明 * Max server rack : 96 Max power UPS 408kw: rack-96*3=288kw Network-20kw P+storage-100kw Max AC散热需求 (288kw+20kw+100kw) =408KW發热量,約需180RT制冷力(CRAC效率较差,只有65%效率) 传统机房空间规划 -下吹式空调 * Server Rack : 20 Max Power UPS 408kw: Rack20*14.4=288kw...