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1)  vaccume property of system
系统真空性能
2)  deairing system sealing
真空系统密封性能
3)  vacuum system tightness
真空系统严密性
1.
Principles for direct impacts of vacuum system tightness of steam turbine on condenser pressure,condensate supercooling and oxygen content as well as the influence on the safe operation and economic effect of steam turbine are analyzed,and the importance of tightness of vacuum system is pointed out.
分析了汽轮机组的真空系统严密性直接影响到凝汽器压力、凝结水过冷度、含氧量的机理,以及对汽轮机组安全运行和经济性的影响,指出了真空系统严密性的重要性。
4)  Vacuum system
真空系统
1.
On the design of vacuum system for external refining equipment of molten steel;
钢液炉外精炼设备真空系统的设计分析
2.
Analysis and improvement measures for vacuum system in titanium powder plant;
钛白粉厂真空系统故障诊断及改进措施
3.
Researches and Applications of the Waste Gas Treatment Plan for Vacuum Systems;
真空系统废气处理方案研究与应用
5)  vaccum system
真空系统
1.
The analysis and treatment of PET vaccum system abnormal running;
聚酯真空系统异常分析及处理
2.
The vaccum system composition of PET plant in Urumqi Petrochemical Company were introduced,including EG circulation,booster pump and EJ spray.
介绍了乌鲁木齐石化聚酯装置真空系统的组成,包括EG循环,增压泵,EJ喷淋等,影响整个真空系统效果的因素及聚酯装置失真空的处理方法。
3.
The vaccum system composition and characteristics of Zimmer PET process production were introduced.
介绍了吉玛PET工艺生产真空系统的组成及特点,并结合生产实践,对真空系统常见问题进行了分析和总结。
6)  vacuum performance
真空性能
1.
Two kinds of glassfiber reinforced composites developed by ASIPP were tested at room temperature for evaluating their vacuum performance.
将EAST装置所用的绝缘子玻璃钢材料和超导磁体绝缘结构所采用的玻璃钢材料放入自行设计的真空性能评价装置的样品室,在常温下进行出气率试验。
补充资料:真空系统
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性质:由各种真空元件(包括被抽容器、真空泵、阀门、管路及真空检测仪表等)组合而成,用以获得一定的真空度并满足特定工艺要求的装置叫做真空系统。按工作真空度高低的不同,真空系统可分为低、高、超高、极高真空系统;按被抽容器有无放气或漏气现象,真空系统可分为动态和静态真空系统;按系统内有无碳氢化合物的污染,真空系统又可分为洁净真空与污染真空系统。化工用真空系统多属于中、低真空范围,且都是污染的动态真空系统。

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