1) Murphree tray efficiency
Murphree板效率
2) tray efficiency
板效率
1.
The exact tray efficiency and temperature distribution were obtained by iteration between tray efficiency calculation program and Aspen Plus.
运用流程模拟技术对聚酯生产线上用于乙二醇和水分离的泡罩型精馏塔(工艺塔)进行了严格的模拟计算,并将外部板效率计算程序与Aspen Plus之间进行迭代,弥补了Aspen Plus在板效率计算方面的不足,得到了较准确的塔内板效率分布和温度分布。
2.
When compared with the corresponding properties of conventional F1 valve tray,the tray efficiency of bubbling valv.
实验结果表明,在相同条件下,浮阀鼓泡器塔板比F1型浮阀塔板的板效率提高10%～20%,板压降降低200Pa以上,雾沫夹带与泄漏与F1阀基本相当。
3.
From the experiment,many hydraulic properties,such as tray pressure drop,entrainment rate,weeping rate and tray efficiency, were measured and mass transfer efficiency wa.
实验结果和工业应用表明,在相同条件下,锯齿边窄条浮阀塔板比F1圆形浮阀塔板的板效率提高10%—20%、板压降降低100 Pa以上,雾沫夹带与泄漏与F1阀相当,是一种综合性能优良的新型浮阀。
3) plate efficiency
塔板效率
1.
The results of simulation calculation and the analysis of operation sensitivity showed that the primary influence factors on separation accuracy of the tower were the top product output,and the next was the plate efficiency and reflux ratio.
模拟计算结果及对操作灵敏度的分析表明:塔顶产出量对丙烯精馏塔分离精度的影响最明显,其次是塔板效率和回流比;原设计加工量偏高,实际生产应保持16000kg/h的加工量;稳定塔顶产出操作可有效提高分离精度,并可使塔顶产出量提高近7。
2.
The effects on plate efficiency with entrainment and channeling are discussed.
依据液体二维不均匀流动、二维涡流扩散模型,提出一个雾沫夹带及沟流对塔板上液体分布影响的数学模型,得到该条件下的塔板效率计算公式。
4) tray efficiency
塔板效率
1.
Effect of Mal-distributed Weeping on Distillation Tray Efficiency;
漏液的不均布对塔板效率影响
2.
Applications of excel in the tray hydrodynamics and tray efficiency experiments;
Excel软件在塔板流体力学和塔板效率实验中的应用
3.
The tower tray efficiency is also increased and the product purity is further improved.
组合导向浮阀很好的解决了塔器放大中的滞止区增加、返混加剧、液面梯度变大等不利因素,同时还提高了塔板效率,使产品的纯度得到了进一步的改善。
5) plate efficiency
板效率
1.
The contents include: the plate efficiency models based on the mechanism of mass transfer process, the effect of hydrodynamic performances, geometry parameters, fluid properties, and operation conditions on plate efficiency.
介绍了近 2 0年来普通筛板传质性能的研究进展 ,包括考虑传质机理的板效率模型以及流体力学性能、结构尺寸、流体物性和操作条件等因素对板效率的影响规律 ,强调了加强筛板传质性能基础研究的必要
2.
Based on the performance, a two dimensional mass transfer mixing pool model for plate efficiency in the spray regime was presented.
以 New VST塔板为基础 ,提出了一个计算喷射工况下塔板效率的二维传质 -混合池模型 ,它可以通过单池液体提升量、池间液体交换分率及液体循环分率等模型参数的变化对塔板上液体的沟流、纵向返混和横向混合等现象给予体现与模拟 ,应用于 New VST塔板得到了满意结
3.
Based on the measurement of liquid flow distributions,a simple hybrid model for plate efficiency was suggested.
引言 塔径较大的塔板上液体流动的不均匀性对板效率的影响早已引起了人们的注意,在大型塔板上,由于气液两相的剧烈湍动,致使不同区域液体的流动各不相同,如果只采用单一形式描述塔板上液体的运动特点,未免有失普遍性。
6) overall traye fficiency
总板效率
补充资料：板效率
见级效率。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条