Mechanical/Practical course
丂Vibration analysis training丂

You can further master advanced techniques for analyzing and reducing vibration.
丂丒Problems of rotating machines can be found out early.
丂丒The factors causing facility abnormal vibration can be specified so that appropriate actions can be taken.
丂丒To understand handling procedures of FFT analyzer for vibration analysis.
丂丒To become competent in adjusting vibration by means of vibration reduction (balancing).
Review vibration basic training and understand concepts of vibration analysis. Use FFT analyzer to study vibration frequency.

Specify problems based on frequency analysis results. Learn vibration balancing.
(Analytical data based on modal circle approach)
丂
Curriculum
Schedule Subjects Contents
1st day Concepts of vibration Gain basic knowledge about vibration of rotating machines like natural vibration frequency, critical speed, and so on through lectures using CAI tools and phenomena observation using model rotor.
Vibration measurement 亂Practical training亃 Acquire measuring skills through practical vibration measurement by means of portable vibration meter and IRD.
2nd day Concepts of facility diagnosis Learn about goals/types/concepts of precision diagnosis technologies based on vibration methods through practical training.
Causes/solutions of vibration Use model rotor to observe phenomena and study factors causing vibration and their solutions. Also acquire diagnosis skills through practical analysis using various analyzers.
3rd day Vibration balancing 亂Practical training亃 Learn about through practical balancing the unifacial balancing by performance vector approach and multifacial balancing by modal circle approach.

Training aids
Tools Specifications
丂Model rotor MHI 嘆One-shaft rotor; 嘇Two-shaft rotor; 嘊Oil whip rotor; and 嘋Thermal unbalance rotor.
丂FFT analyzer Ono Sokki Co., Ltd. CF-5220Z
丂IRD analyzer MODEL 880 Type
丂Portable vibration meter IMV MODEL VM-3314A

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