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Causes Analysis and Preventive Measures of the Sensor Destroying in Speed Monitor of 125MW Generation Units
Author(s): LIU Yingshan, CHEN Ren
Pages: 51-
52,62
Year: 2003
Issue:
4
Journal: HUNAN ELECTRIC POWER
Keyword: 转速传感器; 损坏原因; 防范措施;
Abstract: 汽轮机是大型高速旋转机械,在运转时各转动部件承受着很大的离心力,超速会严重损坏设备,甚至造成飞车事故.因此必须对汽轮机转速进行严格的监视和保护,一般制造厂规定汽轮机转速不允许超过额定转速的110%~112%.结合125 MW机组汽轮机结构特点分析某公司转速传感器损坏原因,并探讨防范措施.
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