Experimental research on a single segmental baffle drilling;
单弓形折流板开孔试验研究
Experimental study on quantity and layout of drilled apertures on single segmental baffle;
单弓形折流板管桥开孔数量与布局
A contrast analysis of the heat transfer performance of the shell structures of helical baffle and segmental baffle is made.
在简化模型的基础上运用CFD数值模拟方法,对比研究了螺旋折流板和弓形折流板壳程结构和流动参量的变化对换热器整体流动与传热性能的影响。
The computational fluid dynamics(CFD) method has been applied to simulate shell-side fluid flow in helical and segmental baffles heat exchangers.
运用CFD数值模拟的方法对比了操作参数相同时弓形折流板换热器和螺旋折流板换热器工作性能特点 ,研究了螺旋折流板换热器壳程压力损失和螺旋角的关系。
In the present paper, the two shell pass shell-and-tube heat exchangers with helical baffles and segmental baffles were investigated with CFD method.
对相同的换热器体积、相同折流板数、相同管程数的两壳程螺旋折流板换热器和两壳程弓形折流板换热器进行了对比性的数值模拟研究,结果表明:(1)在相同壳程Re下,两壳程螺旋折流板换热器的换热系数h比两壳程弓形折流板换热器略低,压降DP比两壳程弓形折流板换热器低40％。