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应用红外热像仪对水介质中HP-LVG4和HP-S背面温度场进行了拍摄,结果表明在加热功率密度基本相当时,HP-LVG4内壁温平均值相对于HP-S降低了18.1%;在平均内壁温基本相当时,HP-LVG4的加热功率密度比HP-S提高了29.3%.以上结果说明,红外热像仪可以较好地应用在纵向涡强化传热研究中.

参考文献

[1] Sokankar A.;Davidson L. .Effect of inclined vortex generators on heat transfer enhancement in a three-dimensional channel[J].Numerical Heat Transfer, Part A. Application: An International Journal of Computation and Methodology,2001(5):433-448.
[2] Jin-Sheng Leu;Ying-Hao Wu;Jiin-Yuh Jang .Heat transfer and fluid flow analysis in plate-fin and tube heat exchangers with a pair of block shape vortex generators[J].International Journal of Heat and Mass Transfer,2004(19/20):4327-4338.
[3] Didarul IM;Kenyu O;Minoru Y;Izuru S .Study on heat transfer and fluid flow characteristics with short rectangular plate fin of different pattern[J].Experimental Thermal and Fluid Science: International Journal of Experimental Heat Transfer, Thermodynamics, and Fluid Mechanics,2007(4):367-379.
[4] 黄军 .纵向涡作用下窄间隙矩形通道内单相和沸腾流动传热特性机理研究[D].西安:西安交通大学,2009.
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