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Numerical Analysis on Heat Transfer in Parallel-Flow Rectangular Recuperators with Internal Recycle

類別:期刊論文

學年 / 學期:100-2

出版日期:2012-03-15 00:00:00

著者:Ho-Ming Yeh; Chii-Dong Ho

著錄名稱、卷期、頁數:Journal of Applied Science and Engineering 15(1), p.59-68

摘要:Heat transfer in parallel-flow rectangular recuperators with internal recycle has been investigated. In contrast to a single-pass device of same size without recycle, considerable improvement in performance is achievable if one of the flow channels, either heated-fluid phase or cooled-fluid phase, is divided into two subchannels of same width with one performed as the cocurrent-flow operating subchannel and the other as the countercurrent-flow reflux subchannel which provides the increase of fluid velocity, resulting in reduction of heat-transfer resistance. The improvement in performance by recycling operation increases as flow rate and reflux ratio increase with negligible amount of hydraulic-dissipated energy

關鍵字:Heat Transfer;Rectangular Recuperators;Internal Reflux;Parallel Flow

語言:en_US

ISSN:1560-6686

期刊性質:國內

收錄於:EI

通訊作者:Ho-Ming Yeh

審稿制度:

國別:TWN

出版型式:紙本