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U method,2.1.2-7/2.1.2-9U-a method,2.1.2-5Ucotherm, heat transfer medium,5.5.15-48Ulinskas, R,2.2.4-1/2.2.4-17Ulrych, G,5.5.9-1/5.5.9-4Undecane:1-Undecene:Unequal baffle spacing, correction factor for,3.3.6-11UNIFAC method, for estimation of thermodynamic properties of mixtures,5.2.2-6/5.2.2-9Uniform heat flux:Uniform wall temperature, combined forced and free convection in channels with:Uniheads, as form of double-pipe heat exchanger,3.2.4-1United Kingdom, mechanical design of heat exchangers in:Units, conversion tables and charts for, xlv-lviUniversal laws, for turbulent boundary layers,2.2.1-29/2.2.1.31Universal velocity defect law,2.2.2-2Universal velocity profile,2.2.1-30Unsteady flows:Unsymmetric regenerators, design of,3.15.11-8Upward-facing surface, free convective heat transfer from,2.5.7-15/2.5.7-18US, mechanical design of heat exchangers in:U-tube bundles, for shell-and-tube heat exchangers3.3.5-12/3.3.5-13, 4.2.3-4U-tube (vertical) waste heat boilers,3.16.2-7/3.16.2-8Utility selection, in heat exchanger network analysis by the pinch method,1.7.5-1/1.7.5-11
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