结果表明，螺旋折流板换热器管间流体斜向冲刷管束。
The experimental results show that the fluid flow in tube bundles is angled to the tubes.
简要介绍了螺旋折流板换热器的折流板及定距管尺寸的CAD计算方法。
The method of CAD calculation for the sizes of baffle and spacer in helical baffle heat exchanger was briefly introduced.
同时，随着螺旋角的增大，螺旋折流板换热器的壳程压力损失呈下降趋势。
Furthermore, the pressure drop in helical baffles heat exchangers gets down with the increase of helical Angle.
介绍了螺旋折流板换热器折流板的结构形式和特点，给出了螺旋折流板各部分几何尺寸的计算公式。
Spiral baffle heat exchanger baffle type and feature are introduced, and the calculation formula of all geometry dimension of spiral baffle are given.
结果表明，螺旋折流板换热器和弓形折流板换热器壳程压力损失随流量的增大而增加，二者之间的差距呈上升趋势。
The results show the pressure drop raise in both helical and segmental baffles heat exchangers with the increase of mass flow rate.
结果表明，螺旋折流板换热器和弓形折流板换热器壳程压力损失随流量的增大而增加，二者之间的差距呈上升趋势。
The results show the pressure drop raise in both helical and segmental baffles heat exchangers with the increase of mass flow rate.
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