获得了该塔在全回流及部分回流条件下的全塔效率,固定回流比间歇精馏下的塔顶、塔釜温度及浓度随时间的变化曲线等。
The changing curve of temperature and concentration in top and bottom with time in fixed reflux ratio and batch distillation, were also obtained.
分别在不同进料比、进料位置、加热/冷却温度的条件下,对TCAP工艺的全回流模式进行了实验。
Thermal cycling absorption process(TCAP) in a full reflux mode was studied at different feeding ratios, feeding places and heating/cooling temperatures.
请遵守产品目录中的回流焊条件。
通过溶剂回流萃取及不同溶剂组合萃取实验确定了最佳的提取条件。
The optimal condition of extraction is obtained through the experiments of the circumfluence extraction with different solvents and hybrid solvents.
同时利用了回流区内高温、低速、高湍流度等有利于着火的条件的新型煤粉稳燃器。
It can make full use of favourable ignition conditions such as high temperatures in reflow region and low velocity as well as high turbulent scale.
为了确定运行条件的影响,采用搭建CAST小试试验台对曝气时间、DO、回流比、排水比进行了研究。
In order to determine the influence on account of operating conditions, aeration time, DO, reflux ratio, water drainage ratio were studied by using small CAST test-bed.
球形逆止阀能够允许液体单向通过,防止回流,适用于提升阀不是用的应用条件。
Ball check valves allow free flow in only one direction, prevent backflow, and are for applications where poppet style valves may not be suitable.
研究了用酸性醇溶液回流法提取魔芋中总生物碱的方法和条件。
The ways and the conditions how to use the acidity alcohol to extract the whole alkaloid in the amorphaphallus konjak are researched .
目的:优化乙醇回流法提取淫羊藿的工艺条件。
Objective: To optimize the ethanol refluxing and extracting process of Herba Epimedii with orthogonal design.
研究了回流除氯时间、温度、吸附剂用量对去氯率的影响,以及微波消解条件、酸介质、催化剂对COD测定的影响。
The effects of reflux time, temperature, amount of adsorbent on the efficiency of removal of Cl - and the microwave digestion conditions, acid medium, catalysts on the COD determination are discussed.
同时探讨了塔顶压强、塔顶和塔釜温度、回流比变化对产品纯度的影响,获得了试验条件下的最佳操作条件。
Furthermore the effects of tower top pressure, temperatures of tower top and bottom, reflux ratio on product purity were analyzed.
本文还研究了精馏的一些操作条件对1,2-丙二醇精制过程的影响(塔顶压力、回流比等)。
The distillation conditions including overhead pressure, reflux ratio for the recovery of 1,2- propylene glycol were studied.
通过模拟实验,探讨了不同条件下垃圾渗滤液回流对垃圾填埋场稳定的影响。
Through lab simulative research, the influence of leachate refluence on the stabilization in the landfill site was investigated under different conditions.
摘要:本研究采用正交试验设计分别优选回流提取和超声波提取竹柏叶总黄酮的最佳工艺条件。
Abstract: in this study, the reflux extraction and ultrasonic extraction processes of total flavonoids from Podocarpus nagi leaves were optimized using orthogonal experiments.
另外,POSCAP即使在规范、规定的条件内进行回流焊,焊接后的漏电流也有可能变大。
In addition, POSCAP even in the specification, within the conditions prescribed reflow, the leakage current after welding may also be larger.
反应速率和转化率均明显高于传统回流方法,密闭条件下微波辐射反应速率和转化率大于常压条件。
The reaction rate as well as the conversion rate was improved obviously compared with conventional reflux meth- od.
采用试验和三维紊流模型相结合,对长方体边墩在不同纵向宽度条件下的回流长度变化规律进行了研究。
The relationship between the longitudinal dimension of an abutment and the recirculation length behind it is established based on the experimental data and the numerical results using a 3D model.
结果3种提取方法中回流提取的提取物中岩白菜素含量最高,正交实验优化条件为:料液比为1:15,提取时间为1.5 h,提取次数1次。
ResultsThe optimum parameters of extracting bergenin were as follows: extracting for 1.5 hours, one time, and 1:15 of the ratio of material and solvent.
计算结果表明,除在冲击缝两侧壁面附近有第一回流区外,在一定流动条件下还可能在下游产生第二回流区。
Except the circulations on the two sides of inlet nearby the inner wall, it is possible to induce two contrary circulations nearby the out wall in down stream. The effects of the currents on iso…
计算结果表明,除在冲击缝两侧壁面附近有第一回流区外,在一定流动条件下还可能在下游产生第二回流区。
Except the circulations on the two sides of inlet nearby the inner wall, it is possible to induce two contrary circulations nearby the out wall in down stream. The effects of the currents on iso…
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