Identification of modal parameters in a flexible rotor-bearing system——The application and improveme

• 作 者: 张优云 谢友柏
• 机 构: Theory of Lubrication and Bearing Institute, Xi'an Jiaotong University, Xi'an 710049, China,Theory o
• 出 处: Progress in Natural Science
• 发表日期: 1996年01期
• 关键词: bearings modal rotor rotating mostly machinery utilized lubricant difficulty sec

The experimental modal analysis (EMA) has been used to estimate modal parameters in many mechanical engineering problems, but it is mostly employed for nonrotating structures. A successful application of an improved ITD Method in rotating machinery with oil-film bearings is described.

The experimental modal analysis (EMA) has been used to estimate modal parameters in many mechanical engineering problems, but it is mostly employed for nonrotating structures. A successful application of an improved ITD Method in rotating machinery with oil-film bearings is described.