一种零泄漏密封技术—纳米磁性流体密封研究的进展  

Development Trend of Nano Ferrofluidic Seal Researches

作　　者：樊玉光[1] 袁淑霞[1] 

机构地区：[1]西安石油学院机电与材料学院,710065

出　　处：《润滑与密封》2003年第2期81-84,共4页Lubrication Engineering

摘　　要：纳米磁性流体密封是一种新型密封技术 ,它具有零泄漏、无污染、无磨损、寿命长、结构简单等其他密封方式所无可比拟的优点。介绍了纳米磁性流体密封的原理、磁场和密封压差的计算设计方法、密封能力的影响因素等问题的研究现状。对纳米磁性流体密封的市场前景作了展望 ,对其中存在的问题作了简要评述 ,并指出了它的发展方向。Nano ferrofluidic seal is a new type of sealing technology.By the virtue of zero leakage, non-pollution, zero wear, long life, and simple structure, nano ferrofluidic seal is more advanced than other types of seal. In this paper, detail exposition are made on the problems associated with the principle of nano ferrofluidic seal, the design and computation method of magnetic field and differential pressure, and decisive factors of sealing ability. Forecasts of the potential market of nano ferrofluidic seal are given. Comments on the matters of nano ferrofluidic seal are made, and its developing trend is pointed out.

关 键 词：零泄漏 密封技术 纳米磁性流体 密封 压差 发展趋势 

分 类 号：TH136[机械工程—机械制造及自动化] TB42[一般工业技术]