1) liquid head
液层高
1.
The effects of Reynolds number,liquid head,orifice diameter and plate thickness on the flow characteristics of vertical sharp-edged orifice discharge were investigated experimentally.
通过实验,考察了Reynolds数、液层高等操作参数和孔径、板厚等结构参数对垂直锐边孔口自由出流特性的影响。
2) height of liquid Layer
液层高度
3) Clear liquid height
清液层高度
1.
Measurement and calculation of clear liquid height on the small-perforated sieve tray;
小孔筛板上清液层高度的测量与计算
2.
The clear liquid height, gradient of liquid level and velocity distribution of liquid phase on CTST were measured and studied theoretically in the experimental column with inside diameter of 1000mm.
本文在φ1000mm的冷膜塔内对立体传质塔板CTST的板上清液层高度、液面梯度和板上液相速度分布进行了实验测量和理论研究。
3.
The clear liquid height on CTST was measured by the improved communicating pipe.
应用改进的连通法对立体传质塔板CTST的板上清液层高度进行了测量,结果表明:立体传质塔板的板上清液层高度是不均匀的;其板上清液层高度随溢流强度和堰高的增加而增加,随板孔气速的增大先降低后又有所回升。
5) HPLC
高压液相层析
1.
Anthocyanin pigments in "Xinlimei" radish were isolated and purified by using alcoholic extraction, TLC and HPLC on C-18 column.
“心里美”萝卜酒精提取物,经薄层层析、高压液相层析纯化后可得到天然色素为粉红色针状结晶。
6) downcomer backup
降液管清液层高度
补充资料:降液管清液层高度
分子式:
CAS号:
性质:又称降液管清液层高度。板式塔降液管内的液柱液面到下层塔板的垂直距离。如图中的Hd(图暂缺)。为保持板式塔正常操作,避免发生液泛,降液管液柱高度不能超过一定限度。一般应满足Hd≤(0.4~0.6)(HT+hw),式中HT为塔板间距,hw为堰高,系数一般取0.5,易起泡物系取0.4,不易起泡物系取0.6。
CAS号:
性质:又称降液管清液层高度。板式塔降液管内的液柱液面到下层塔板的垂直距离。如图中的Hd(图暂缺)。为保持板式塔正常操作,避免发生液泛,降液管液柱高度不能超过一定限度。一般应满足Hd≤(0.4~0.6)(HT+hw),式中HT为塔板间距,hw为堰高,系数一般取0.5,易起泡物系取0.4,不易起泡物系取0.6。
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