Effect of self-excited vibrations of regulating valves of a steam turbine on the vibration state of the rotor

被引:3
|
作者
Orlik V.G. [1 ]
Minenkov Yu.E. [2 ]
机构
[1] Research and Production Association, Central Boiler and Turbine Institute, NPO TsKTI, Moscow
[2] Tyumen énergo Company, Tyumen
关键词
Computation; Control valve; Damage; Distributor; Journal bearing; Operation; Rotor; Self-excited vibrations; Steam turbine; Study;
D O I
10.1023/B:HYCO.0000049802.95118.2b
中图分类号
学科分类号
摘要
Computational and experimental results obtained for active turbines are used to show that the pulsation of steam rate due to self-excited vibrations of the valves of the high-pressure cylinder can cause rotor vibration accompanied by damage of support pillows and disturbance of the external anchoring of the nozzle vanes. © 2004 Springer Scienc+Business Media, Inc.
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页码:275 / 278
页数:3
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