零泄漏

乙二醇坦克使用的焊接接头，保证零泄漏。

The glycol tank uses welded fittings , assuring zero leakage .

双向零泄漏非接触式机械密封的研究及应用

Research and Application of Bi-direction Zero Leakage Non-contacting Mechanical Face Seal

零泄漏上游泵送机械密封特性分析及设计

Analysis and Design of the Zero-Leakage Upstream Pumping Mechanical Face Seals

试验结果表明：该结构的密封能保证介质的零泄漏；

Results indicated that this seal could copletely eliminate leakage .

一种新型釜用零泄漏隔离密封的结构设计及试验研究

Design and Experimental Studies of a Novel No-leakage Seal for Stirred Tank

一种新型零泄漏磁性流体密封技术

A new type zero leaking sealing TECHNOLOGY-MAGNETIC fluid sealing

零泄漏的三偏心金属密封蝶阀

Triple - off metal seal butterfly valve with zero-leakage

它是一种新型流体动压非接触式机械密封，克服了在人字形螺旋槽端面密封中可能产生的磨粒磨损和冲刷磨损，实现了超高速、零泄漏和微磨损。

It is a new type of hydrodynamic non-contacting face seal with unique performance of super-high speed , no-leakage and micro-wear .

2003年开始在煤气鼓风机上推广使用机械密封，使煤气鼓风机轴封达到了零泄漏。

Mechanical seals have been widely used on gas blowers since 2003 , as has reduced the leakage from axile seals to zero .

结构设计类似三偏心硬密封蝶阀，具有操作轻便、开启过程无磨擦、零泄漏、寿命长等优点。

Structure Designed is similar to hard sealing of three-eccentric of butterfly valve , with convenient operation , without friction opened and leakage , long life .

实验研究表明，螺旋槽机械密封能在保持零泄漏的同时，实现端面的非接触。

It is proved by the experiment that it is possible for a spiral groove to operate at a non-contacting state while keeps the leakage is zero .

试验结果表明：开关阀样机开启压力小，启闭迅速，在公称压力下实现了零泄漏，满足设计要求。

The test results reveal that the valve sample has low open pressure , good on-off performance , zero leakage , and so the design requirements are satisfied well .

最后，对高速离心压缩机发展趋势做出了展望，提出无油密封将逐渐取代湿式密封，真正达到密封装置的介质的零泄漏。

A developing trend for the high-speed centrifugal compressor is predicted . The non-oil seal will gradually take the place of the wet seal and it will obtain zero leakage of the seal unit .

磁性流体密封是一种新型密封技术，具有零泄漏、寿命长、无磨损等其他密封技术所无可比拟的优点。

Magnetic fluid sealing is a new type of sealing technology . It has the advantages of zero leakage , long life and zero wear , which is incomparable for any other types of sealing .

介绍螺旋槽式干气密封的工作原理，通过在离心式压缩机上应用使瓦斯达到零泄漏，保证机组的安全操作与运行。

Principle of dry gas seal with screw groove type was introduced . It was applied in the centrifugal compressor to realize zero gas leakage . It has safety operation of the compressor group guaranteed .

该文介绍了一种能使舰船用海水泵实现零泄漏，并在抽空状态下正常工作的新型集装式双端面机械密封。

A new type self contained and double faced mechanical seal has been succesfully developed for marine pumps which can operate with zero leakage under sea water and make pumps operate normally under an evacuated condition .

通过实验研究和工业应用考核，此新型密封具有优良的密封性、稳定性、可靠性和经济性，可实现胶乳的零泄漏。

It is indicated by experimental study and commercial application test that the new type of sealing has good impermeability , stability , reliability and economics , able to reach the goal of zero leakage of latex .

无泄漏泵由于其零泄漏、高效能的技术，能够有效减少对周围环境的污染和保护员工的身心健康，因此在石油、化工等行业中得到广泛的应用，市场竞争也日趋激烈。

The sealless pump with its zero leakage and high-efficient technology could greatly reduce the pollution to surrounding environment and protect the health of employees . Therefore , the sealless pump has applied in petroleum and chemical industries broadly .

这种调制器的优点是不存在自然双折射引起的相位延迟，没有零场泄漏，温度稳定性好，插入损耗小等。

Phase shift brought by natural binary refraction does not exist in the modulator , there is no zero-field leakage , temperature stability is very good , and insertion loss is small .

零压差零泄漏液体润滑螺旋槽机械密封性能的实验研究

An experimental Investigation of the Sealing Characteristics of a Zero Pressure , Zero Leakage Lubricated Spiral Groove Mechanical Seal