分馏器

Some suggestions are presented to improve the performance of the feed system, distiller,fraction collector system and cooling system of the molecular distillation equipment.

在此基础上，对分子蒸馏设备的进料系统、蒸馏器、馏分收集系统和冷却系统的进一步改进提出了一些建议。

Fractional distillation of petroleum is carried on in a still.

石油的分馏在蒸馏器内进行。

This paper concentrates on the modeling of component fractionation in heat exchangers.

本文模拟了工质在换热器中的分馏滞流。

All of the mass and energy in the main fractionator system are supplied to the system by the reactor and regenerator.

主分馏器里所有的反应物和能量都是由反应堆和交流热换器提供的。

The pressure dynamic transient equations for separator at the top of the riser reactor,main fractionator,separator for gas and gasoline and regenerator were pr...

根据气体状态方程和容器物料平衡，得到了沉降器、分馏塔、分馏塔顶油气分离罐和再生器顶等部分的压力动态响应方程。

In the production of refinery, the normal operation of the catalytic cracker unit is often affected by the coke formation in the oil-gas pipeline between the settler and fractionator.

炼油厂催化裂化装置沉降器至分馏塔之间的油气管线，在生产过程中容易结焦而影响装置的正常运转。通过几种方案的分析对比，选择并采用高压水射流技术进行清洗。

Sulfur corrodible sites and their characteristics were introduced of the prefractionation system, air preheaters of heating furnace and product air coolers etc,and chlorine corrodible sites and their characteristics were also presented of the thermocouple casing tubes, product air coolers and fire arrestors of heating furnace etc in the catalytic reforming and diesel hydrogenated unit s.

介绍了中国石油哈尔滨石化公司催化重整及柴油加氢装置在预分馏系统、加热炉空气预热器、加氢装置反应产物空冷器等处易发生硫腐蚀和在预加氢热偶套管、加氢反应产物空冷器、加热炉阻火器等处易发生氯腐蚀的部位及其表现特征，指出装置在低温(不高于120℃)、含水、容易被堵塞的部位易形成HCl-H2S-H2O腐蚀体系，分析了腐蚀原因和介质来源，总结和提出了开好原油的电脱盐、采用脱氯技术、加强对加热炉的排烟温度控制和腐蚀介质的精制与净化、加大空冷器的注水量等针对性防腐经验和措施。

The simulation results show good agreement with the industrial process mechanism. In order to describe the oil trap structure of the main fractionating tower, the basic tray model is improved by embedding oil trap model.

还针对燕化延迟焦化装置分馏塔中存在的集油器结构的特点，对分馏塔的基本塔段模型进行改进得到了含集油器结构的塔段模型。

The aim of their efforts, an effective catalytic cracker to convert crude oil into gasoline, using a fluidised bed.

这场努力的目标，是使用流化床催化裂化器把原油转化为汽油。因此，第一步就要将原油分割成更易处理的馏分。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。