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1)  without descending floor
不降板
2)  descending floor
降板
3)  man surrender but woman not
男降女不降
4)  pressure drop
塔板压降
1.
The critical gas velocity through valve holes,pressure drop,entrainment and weeping were measured.
采用空气-水系统,在500 mm×500 mm的方形塔内,对不同浮阀的升程对导向梯形浮阀塔板的流体力学进行了实验研究,测定了塔板压降、泄漏和雾沫夹带。
2.
The critical gas veocity through、valve holes,pressure drop,entrainment and weeping have been measured.
应用空气-水系统,在1600mm×400mm的矩形塔内,对梯形导向浮阀塔板的流体力学进行了实验研究,测定了阀孔临界气速、塔板压降、雾沫夹带和泄漏。
3.
The correlations have been obtained for the critical gas velocity through valve hole,pressure drop,entrainment and valve hole gas velocity at weeping point, which can be used in the design of trapezoidal directed valve trays.
本文探讨了该塔板的流体力学模型,得出梯形导向浮阀塔板的阀孔临界气速、塔板压降、雾沫夹带和泄漏点孔速的关联式,可供梯形导向浮阀塔板设计之用。
5)  tray pressure drop
塔板压降
1.
Research of entrainment and tray pressure drop of new directed bridge valve trays;
新型导向桥阀塔板的雾沫夹带和塔板压降
6)  tray pressure drop
板压降
1.
In the experiments, hydraulic properties, such as tray pressure drop, entrainment rate and leakage rate, were measured, and mass transfer efficiency were determined through the m.
在1000mm×350mm规格的矩形实验塔中,应用典型的水-空气冷模实验系统对3D圆阀和F1型浮阀两种塔盘进行了对比实验研究,测定了多种气液负荷下两种圆形浮阀塔板的板压降、雾沫夹带和漏液量等流体力学性能。
2.
The hydraulic properties,such as tray pressure drop,entrainment rate,and weeping rate were measured,and the mass transfer efficiency was determined through the method of oxygen-absorptions.
应用典型的水-空气冷模实验系统对3D条阀、STV条阀和F1型浮阀3种条阀进行了对比实验研究,测定了多种气液负荷下3种浮阀塔板的板压降、雾沫夹带和漏液量等流体力学性能,利用氧解吸法测定了3种浮阀塔板的传质效率。
补充资料:淋降板塔
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性质:又称穿流式塔。孔板塔的一种。内装若干层水平塔板(淋降板),板上有许多小孔。结构与筛板塔相像,但板孔一般较大,并且没有溢流装置。操作时,液体由塔顶进入,由板孔淋降而下,有时在各板上积存液层。蒸气(或气体)由塔底进入,经板孔上升穿过液层,与液体密切接触,促进相互作用。用于蒸馏、吸收、萃取、除尘等。

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