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guo chan 125mw qi lun ji diao su qi men heng xiang zhen dong de xiao zhen cuo shi
Author(s): 
Pages: 19-21
Year: Issue:  1
Journal: East China Electric Power

Keyword:  汽轮机厂调速汽门消振措施低频振动高压油动机低参数机组台州电厂横向振动环形槽;
Abstract: <正> 据调查,从上海汽轮机厂生产的第46台125MW机组开始,基本上都发生汽轮机调速汽门的横向振动。振动的频率随时在变化,经在调门横担上测量振动及幅值情况来看,振动在低频时振幅大,在高频时振幅要小一些,故振动频率范围基本上属于低频振动,其振幅一般大于2mm以上。调门振动常发生在右侧~#2、~#3调门上,但左侧~#1、~#4调门振动很小,因为~#4调门常不开启,只开~#1调门(调门编号如图1)。当低参数、高负
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