Modification of main shaft seal in high-head and large-capacity pumped-storage power unit;
高水头大容量抽水蓄能机组主轴密封改进
The main shaft seal of pump turbines with large capacity at high rotational speed is more liable to failure as compared with that of conventional pump turbines.
大容量、高转速水泵水轮机主轴密封相对常规水轮机主轴密封更容易发生故障。
In this paper,the advantages for construction of thrust bearings,turbine guide bearings,main shaft seal,runner seal are analyzed.
通过运行实践 ,本文对该水轮发电机组的推力轴承、水导轴承、主轴密封、转轮密封等主要结构进行了分析 ,仅供参考。
Since such-and-such problem is in existence several kinds of main shaft sealing of water-turbine,a new type seal form using for francis turbine and pump-turbine is introduced,its working principle,structural feature and points for attention are introduced.
鉴于目前水轮机的各种主轴密封存在诸多问题,本文介绍了一种适用于混流式水轮机和水泵水轮机的新型密封形式——无接触密封,介绍了其工作原理、结构特点和使用注意事项。
It will be harmful to the unit for the big leakage from the main shaft sealing.
本文介绍了一种结构简单、安装维修方便、密封性能可靠、经久耐磨寿命长的新型水轮机主轴密封组合式密封环的结构及其应用,将对提高水电站运行管理水平、经济效益有较好的效果。
We use the itself-supply-type shaft seal in 5~# and 6~# unit of Wanjiazhai hydroelectric power station, this shaft seal is compact, scientific, wearable and we repair it very conveniently.
万家寨5#、6#机组采用自补偿型主轴密封,此种密封形式结构紧凑,设计科学,耐磨性好,便于维护检修。
Based on the structure and material feature of the shaft seal for the pumped storage sets,the method and principle applied new materials on shaft seal were provided.
本文以抽水蓄能机组主轴密封装置的结构和材料为基础,提出了应用新材料解决主轴密封装置的思路和方法。
In this paper,the shaft seal burning loss during commissioning in Suzhi hydraulic power station was introduced,and the accident of the basic reasons particularly from shaft seal structure as well as load-bearing rack down-warping and so on were analyzed.
本文介绍了青海省苏只水电站试运行过程中主轴密封烧损情况,并从主轴密封结构以及承重机架下挠等方面详细分析了事故的根本原因。
In the course of digging,a main bearing seal at the cutterhead of AVN3080 water leak type shield construction machine made in Germany was damaged.
德制AVN3080漏水平衡式盾构机在掘进过程中,刀盘主轴承密封损坏,对此提出3种修复方案。
The Calculate of Large-Scale Hydraulic Turbine with Regard to Self-Balanced Static Pressure Axial Seal;
大型水轮机自平衡式静压主轴密封的流场计算
The Installation and Operation of Francis Turbine’s Main Shaft Seal of Karun III Hydropower Station in Iran
伊朗卡仑Ⅲ电站水轮机主轴密封的安装与运行
The technology of the mainshaft sealed apparatus has got the state patent it has two funetions of electric and steam heating.
主轴密封装置获国家主利。具有电、汽两种加热功能。
Finite Element Analysis and Structure Optimal Design for Seal of Main Shaft and Door of Manned Spacecraft
载人飞船舱门及其主轴密封结构的有限元分析与优化设计
The Study of Dynamic Seal Structure and Seal Force of Principal Axis with Inside Spray Fluid
内喷流体的动密封主轴结构和密封力研究
The bottom bearing applies both labyrinth seal and frame seal, which have good performance of sealing. The main shaft is anticorrosive.
下轴承端盖密封采用双重密封，可确保密封效果，主轴采用防腐新技术，能保护主轴免受腐蚀。
Replacement inside the Tunnel and Failure Analysis of Sealing of TBM Main Bearing
TBM主轴承内密封洞内更换及失效分析
Applied Research for Technology of Labyrinth Seal in Electric Spindle
迷宫密封技术在电主轴中的应用研究
In-the-hole Repair Technique for Main Shaft Lip Seal on TBM
TBM主轴承唇形密封洞内修复技术
Intunnel vestoration and airproof fault diagnosis in TBM main bearing
TBM主轴承内密封故障诊断与洞内修复
Design of High Speed Electro-spindle for Mechanical Seals Testing Machine and the Application of CAD;
高速机械密封试验机用电主轴设计与CAD
Simulation Analysis on Magnetic Fluid Seal Structure of Micro Special Electrical Motor Shaft
微特电机主轴的磁流体密封结构仿真分析
An Improved Design on Seal Groove and Seal Ring of Spherical Plain Bearing
关节轴承密封槽及密封圈的设计改进
axial double mechanical seal
轴向双端面机械密封
fully sealed & self-lubricated bearing
全密封自动润滑轴承
pressure balanced bearing seal
压力平衡式轴承密封
non-contact sealed ball bearing
非接触式密封球轴承
Failure Analysis and Quality Assurance Measures of TBM Main Bearing Sealing System
掘进机主轴承密封系统故障分析及质量保证措施