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对多次发生事故的辽阳石油化纤公司 2 1CN2 0 1汽轮机第 4级动叶片双倒T型叶根及其轮缘进行了详细的强度与振动特性计算 (包括常规强度计算及有限元计算 ) ,并进行了安全性校核 ,分析了事故的原因 ,并提出了一些防止事故发生的措施
The detailed calculation of strength and vibration characteristics (including conventional strength calculation and finite element calculation) of the double-inverted T-shaped root and its rims of 4th-stage rotor blades of 21CN201 steam turbine were carried out on several accidents of Liaoyang Petrochemical Company. And carried out the safety check, analyzed the cause of the accident and put forward some measures to prevent the accident from happening