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在大量现场试验的基础上 ,研究了N12 5MW汽轮发电机组基础立柱振动的特性 ,分析了基础立柱振动超标的原因 ,提出了降低基础立柱振动的技术措施。
On the basis of a large number of field tests, the vibration characteristics of the basic studs of N12 5MW turbo-generator are studied. The reasons for the excessive vibration of the basic studs are analyzed. The technical measures to reduce the vibration of the basic studs are proposed.