| 1. | The propagation velocity of he - he interface in pressurized superfluid helium
一种采用迷宫密封的10 |
| 2. | Finite element analysis of the structure of the link levers of the labyrinth seal compressors
迷宫密封压缩机连杆结构有限元分析 |
| 3. | Study of nonlinear dynamic stability of labyrinth seal - rotating wheel system in hydraulic turbines
水轮机迷宫密封系统非线性动力稳定性研究 |
| 4. | By the use of the combination of suction labyrinth seal and inflator labyrinth seal and advanced materials , the machine gains long term operation
把原来简单的充气式迷宫密封改为抽?充气组合式迷宫密封，同时气封采用更为高级的材质，实现了机组长周期运转。 |
| 5. | The main contents are as follows : firstly , the introduction of the labyrinth seals technology , including the classification the forms and the theory of labyrinth seals
本论文主要涉及以下内容： 1 、介绍迷宫密封技术，主要包括迷宫密封的分类、密封形式和密封原理。 |
| 6. | Sixthly , this article analyses analyzes the influence of such main factors as the rotor whirling speed , the entrance pre - rotating speed , the entrance pressure and the seals clearance on the dynamic characteristics of labyrinth seals
6 、分析转子转速、入口预旋速度、入口压力、密封间隙等几种主要因素对迷宫密封动力特性系数的影响。 |
| 7. | A labyrinth seal is a non - contacting circumferential seal utilizing a tortured path for flow between the stationary and rotating ( or reciprocating ) parts . the design utilizes a series of pressure drops to reduce the leakage
迷宫密封是一种通过曲折通道增大流动阻力来实现封严的非接触密封,通常用于密封气体,广泛应用于航空、能源、流体等领域的动力机械中。 |
| 8. | The combined seal is a new style of non - contact sealing . it solves the problem of big clearence of labyrinth sealing , improves the sealing performance and reduces oil consumption and therefore ensures the long run of equipments
这种组合密封方式是一种新型非接触式密封形式，解决了以往迷宫密封间隙过大的问题，提高了密封性能，减少了甩油量，从而从根本上保证了设备长期运行。 |
| 9. | Labyrinth seals has been widely used in turbine machine , so the study on the theory of self - excited and dynamic characteristics has great important theoretical and practical meaning to the designing of a turbine machine with a sound dynamic function
迷宫密封广泛应用于透平机械，研究其激振原理和动力特性系数，对于设计一台具有良好动态性能的透平机械具有重要的理论和实际意义。 |
| 10. | A reciprocating compressor using labyrinth seal ( labyrinth piston compressor , lpc ) can compress and transport gases in an oil - free way . it has many advantages , such as non - lubricated maintenance , no friction loss , no hot spots , minimal wear and tear , and so on
采用迷宫密封的往复式压缩机可以完成洁净气体的压缩和输送,具有压缩过程无润滑、无接触摩擦、气体无污染、安全可靠等优点。 |
