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  5. Estimation of Loss Coefficient for Conduit Bends with Circular Cross Section by the Second Law Appro

Estimation of Loss Coefficient for Conduit Bends with Circular Cross Section by the Second Law Appro

来源 :2nd International Workshop on Heat Transfer Advances for Ene | 被引量 : 0次 | 上传用户：haoliu1988
【摘 要】
：
Energy loss in a flow field occurs due to the dissipation of mechanical energy, and an accurate estimation of the loss coefficient is important for both energy conservation and engineering design.In t
【作 者】
：
H.-C.Zhang Y.-Y.Guo H.-Y.Yu L.-M.Yan Y.Ji Y.Li 
【机 构】
：
School of Energy Science and Engineering, Harbin Institute of Technology, Harbin, China
【出 处】
：
2nd International Workshop on Heat Transfer Advances for Ene
【发表日期】
：
2013年1期
【关键词】
：
Second law analysis Entropy production Head loss coefficient Laminar flow 90° be 
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　　Energy loss in a flow field occurs due to the dissipation of mechanical energy, and an accurate estimation of the loss coefficient is important for both energy conservation and engineering design.In the current study, the concept of the head loss coefficient K of a local structure for turbulent flows was extended to laminar flow.
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