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COUPLING EFFECTS BETWEEN SHAFT-TORSION AND BLADE-BENDING VIBRATIONS IN ROTOR-BLADE SYSTEMS

机译:转子叶片系统轴扭转与叶片弯曲振动的耦合效应

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摘要

Coupling effects between shaft-torsion and blade-bending vibrations in rotor-blade sys-tems are studied. Certain features of the related eigen-analysis problem are underlined. Eigen-analyses are performed for multi-stage rotor-blade system examples. Eigen value-loci-veering ,phe-nomena are shown to occur, causing substantial departure of the eigen-characteristics from those obtained via an uncoupled analysis.
机译:研究了转子叶片SYS-TEMS中轴扭转和叶片弯曲振动之间的耦合效应。相关特征分析问题的某些特征是下划线的。对多级转子叶片系统实施例进行了特征分析。表现出Phe-Nomena发生了特征值 - 基因座,导致eIGen特征的大量偏离从通过解偶联分析获得的特征。

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