000 01934aab a2200217 4500
008 240116b19901990|||mr||| |||| 00| 0 eng d
022 _a0017-9310
100 _aUtaka, Yoshio.
_9744342
100 _aSaito, Akio.
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100 _aYanagida, Hiroyuki.
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245 _aAn Experimental Investigation of the Reversibility and Hysteresis of the Condensation Curves
300 _a649-659 p.
520 _aAn experimental study is performed on the transition characteristics concerning the reversibility and the hysteresis loop of the condensation curve. From the results of condensation experiments using propylene glycol vapor on lyophobic surfaces, having three different edge conditions of wettable, partially non-wettable and non-wettable, it is proved that the transition modes are greatly affected by these conditions. Under a large overall cooling-side conductance which realizes the continuous curve during the process of increasing surface subcooling, the reversible and/or hysteresis curves are obtained. The transition modes during the process of decreasing subcooling are closely related to the aspects of condensation in increasing subcooling. Although the modes for increasing subcooling are determined by the instability of the overall heat transfer system, they are strongly influenced by the edge conditions and the vapor force as well. Under a small overall cooling-side conductance which brings about the jump mode, the hysteresis loops appear in all cases.
650 _aReversibility
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650 _aHysteresis Loop
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650 _aCondensation Curves
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650 _aLarge Overall Cooling-Side Conductance
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773 0 _x00179310
_dNew York, U.S.A : Pergamon Subsidiary of Elsevier Science & Technology
_tInternational Journal of Heat and Mass Transfer
856 _uhttps://www.sciencedirect.com/science/article/pii/001793109090164P
942 _2ddc
_n0
_cART
_o14993
_pMr. Muhammad Rafique Al Haj Rajab Ali (Late)
999 _c814718
_d814718