Effect of packing material size is mainly on the column pressure and column efficiency.
填料粒径主要从柱效和压力两方面影响着制备色谱的应用。
Gas flow distribution is an important influential factor for distillation column efficiency.
在大型工业精馏塔中气体的流动分布是影响塔效率的重要因素。
The results showed that the pore size played a significant role in the column efficiency for protein separation.
实验结果表明,硅胶孔径对蛋白原分离的柱效率有重要影响。
Packing is one of the most effective ways to raise the flotation column efficiency and reduce the column height.
充填是提高浮选柱分选效率和降低浮选柱高度的最有效途径之一。
Column efficiency of new VST was then studied with ethanol-water system and was compared with that of sieve tray.
在此基础上,又用乙醇-水系统在常压下测定了该塔的塔板效率并与筛板塔进行了对比。
The chromatographic characteristics, including column efficiency, thermal stability, polarity and selectivity were studied.
考察了这种固定相的柱效、热稳定性、极性及选择性等色谱特性。
Compared with the current method, this method was better in the column efficiency, less tailing and effective separation of impurities.
与卫生部药品标准方法相比,柱效提高、拖尾现象减小,杂质分离更加有效。
The packing possesses large specific pore volume, high column efficiency, wide separation range of molecular weight and long life time.
该种填料孔容大,拄效高,分离范围广,使用寿命长。
The results show the radial diffusion affects not only the column efficiency, the peak spreading and the peak symmetry, but also the retention time.
结果表明,溶质的径向扩散不仅对柱效、峰展宽、峰形特征等有影响,而且对溶质的保留时间也有一定的影响。
It has chromatographic performance of high column efficiency, good inertia and thermal stability, very high selectivity on analyzing dimethylbenzene isomer.
该柱具有柱效高、惰性好热稳定性好的色谱特性;用于二甲苯异构体的分析具有很好的选择性。
The effects of temperature, flow rate and composition of mobile phase on retention, resolution, column efficiency and the pressure of the system were examined.
考察了温度、流速和流动相组成对酚类样品的保留、分辨、柱效和系统压力的影响,探讨了酚类样品在聚合物柱上的热力学行为。
When used in solid phase extraction, the ampicillin molecularly imprinted polymer microspheres have such advantages as high column efficiency and high selectivity.
本发明具有简单、高效制备出具有良好分子识别性能的分子印 迹聚合物微球优点。
Therefore, properly high column temperature can balance between high column efficiency and high selectivity via partial inclusion complexation and portal synergetic interactions.
适当的高柱温既保留了部分包结作用,同时存在端口协同作用,能兼顾高选择性和高柱效。
Its chromatographic characteristics including column efficiency, operating temperature range, thermal stability, polarity and selectivity were studied, and its separation mechanism was discussed.
用其涂渍的弹性石英管柱柱效较高,使用温度范围较宽,热稳定性和选择性较好。研究了固定液对样品的分离机理。
To improve SQL efficiency, use equijoins whenever possible. Statements that perform equijoins on untransformed column values are the easiest to tune.
为了提高SQL的效率,尽可能的使用等值连接,没有列转换的语句更容易调整。
Finally, a method for calculating the efficiency of practical packed column is given.
本文提供了一种计算真实填料塔效率的方法。
By using this packing the extraction column, drying column and alkali separator were revamped. The separation efficiency and capacity were improved.
用于萃取塔、干燥塔和碱分离器的改造,使分离效率和能力得到改进。
The determination of nitrate content in foods by deoxidization with cadmium is improved. The effecting factors on deoxidization efficiency of cadmium column are studied.
对镉还原测定食品中硝酸盐的方法进行了改进,研究了影响镉柱还原效率的因素。
In addition, particle size of packing material in SPE column also has important influence on the purification efficiency and test cycle.
另外,固相萃取柱填料的粒度对净化效率和试验周期也有重要影响。
The results indicate that the series column possesses of high separation efficiency and long column life. The error in quantitative analysis was less than 4%.
结果表明串联柱具有寿命长和分离效率高的特点,定量分析误差小于4%。
Experimental results showed that the circumfluent hydrocyclone with a separate column has the highest collection efficiency and the lowest pressure drop.
实验结果表明,带分离柱的环流式旋流器压降最低,效率最高。
It is showed that the exergy loss ofthe compressure is nearly50% of total input exergy and the bed column almost30% the coler 9.39% the waste gas 5.73% the total energy efficiency is only8.51%.
结果表明,压缩机(火用)损失接近系统总输入(火用)的50%,床层(火用)损失接近30%,冷却器(火用)损失为9。 39%,废气带走的(火用)为5。 73%; 总(火用)效率为8。 51%。
This paper introduces how to probe into technological parameters of the revamped desorption column under high concentration and high production load, so as to improve the desorption efficiency.
介绍了改造后的解吸塔在高负荷、高浓度条件下如何摸索工艺参数,提高解吸效率的有关问题。
The gas content in the column flotation is one of the key parameters to determine the recovery capacity and separation efficiency of flotation column.
浮选柱气含率的大小是影响浮选柱精矿回收能力和实际分选效果的重要参数之一。
In this paper, the resonance frequency of the sound column is investigated both theoretically and experimentally, and the efficiency of the sound column at resonant frequency is also calculated.
本文从实验和理论方面对声柱谐振时的频率进行了研究,并对声柱谐振时的效率作了理论计算。
By analysing the column settling test data, the average concentration of the settled suspension can be obtained and then the settling efficiency can be estimated easily.
所以可以不通过沉速分析,直接依据浓度数据来估计沉淀效率。
Floatation column is a high efficiency separation equipment recovering valuable mineral fines.
浮选柱是回收细颗粒有价矿物的高效分选设备。
The atomization effectiveness of a liquid column in a liquid-column impingement tower has a direct influence on the desulfurization efficiency of a whole system.
液柱冲击塔内液柱雾化效果直接影响系统的脱硫效率,其中的影响因素主要有挡板类型、液体进口流量、气体流速以及喷嘴与挡板的间距。
Based on the study of the microscopic flow mechanism of liquid in packed column, a zone-stooge model is proposed, by which the efficiency of the column is simulated in the non-ideal flow state.
本文探讨了填料塔中液体微观流动机理,提出了多区多级模型,对填料塔在非理想流动状况下的塔效率进行了模拟。
Based on the study of the microscopic flow mechanism of liquid in packed column, a zone-stooge model is proposed, by which the efficiency of the column is simulated in the non-ideal flow state.
本文探讨了填料塔中液体微观流动机理,提出了多区多级模型,对填料塔在非理想流动状况下的塔效率进行了模拟。
应用推荐