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- Problems in the process desing of nitrogen precooling system in air seperation plant were analused in the article, and improvement was put forward on the basis of production situation. 通过分析原有空分设备氮水预冷系统工艺设计存在的问题,结合生产实际,提出可行的改进方案。
- nitrogen precooling system 氮水预冷系统
- Keywords nitrogen precooling system;air cooling towers;water cooling towers;process design improvment; 氮水预冷系统;空冷塔;水冷塔;工艺设计改进;
- liquid nitrogen precool system 氮水预冷系统
- Precooling system with water and impure nitrogen 氮水预冷系统
- Finally the two points needing attention when putting an air precooling system into operation are given. 最后,指出空冷系统使用中需注意的两个方面。
- We design and build up cryogenic fluid natural circulation precooling system apparatus, including novel gas-phase inlet configuration.3. 2．自行设计并搭建了低温流体自然循环预冷实验平台，提出了不同于常规的“液相回流”方案的“气相回流”方案。
- Analysis focuses on the reason for impurity concentration in closed-cycle nitrogen-water precooling system of air separation unit.The solution to this problem is also presented. 分析了空分设备闭式循环氮水预冷系统杂质浓缩的原因,提出了处理措施。
- Nitrogen-water precooling system 氮水预冷系统
- The paper describes the different processes relating to air precooling systems and cooling towers of spray type,perforated plate type and packed type with their advantages and deficiencies analyzed. 介绍了空气预冷系统的不同流程以及喷淋式、塔板式、填料式冷却塔,分析了其优缺点;
- The precoolimg procedure of eggplant, tomato and sweet pepper were studied by the air-forced precooling system designed and produced by Beijing vegetable research center and Qinghua University. 在自行研制的差压预冷通风系统中,对茄子、番茄、青椒差压预冷方法进行了试验研究。
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- Keywords Air precooling system;Circulating water;Fouling;Modification; 空气预冷系统;循环水;结垢;改造;
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
