2019 Advanced Sound and Vibration Measurement

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Academic unit or major
Graduate major in Mechanical Engineering
Instructor(s)
Matsumura Shigeki 
Course component(s)
Lecture
Day/Period(Room No.)
Thr1-2(W933)  
Group
-
Course number
MEC.D431
Credits
1
Academic year
2019
Offered quarter
1Q
Syllabus updated
2019/4/3
Lecture notes updated
2019/5/29
Language used
English
Access Index

Course description and aims

【Course description】
The course teaches Fourier analysis, self/mutual correlation and criteria as the basis of vibration/sound analysis and diagnosis, vibration measurement of a rotating machine, sound measurement.


【Aims】
Students learn the basis of vibration measurement and how to detect unusual vibration/sound and diagnose it.

Student learning outcomes

By the end of the course, students will be able to understand theoretical basis of Fourier transform and application for measurement and analysis.

Keywords

Fourier transform, Spectrum, Vibration of rotating body, Vibration diagnosis, Sound measurement

Competencies that will be developed

Intercultural skills Communication skills Specialist skills Critical thinking skills Practical and/or problem-solving skills
- - - -

Class flow

At the beginning of each class, overview and highlights of the previous class are reviewed.

Course schedule/Required learning

  Course schedule Required learning
Class 1 Fourier seriese expansion with complex number Understand Fourier seriese expansion with complex number.
Class 2 Autocorrelation and cross-correlation Understand theoretical basis of autocorrelation and cross-correlation
Class 3 Fourier transform and power spectrum Understand Fourier transform and power spectrum
Class 4 Cross-spectrum and transfer function Understand cross-spectrum and transfer function
Class 5 Vibration diagnosis (kurtosis, crest factor, skewness) Understand evaluation value for vibration diagnosis
Class 6 Vibration of rotating body (order analysis, waterfall diagram, synchronous averaging) Understand how to analyze vibration of rotating body
Class 7 Basics of sound Understand basics of sound
Class 8 Final exam. Final exam.

Textbook(s)

Not specified.

Reference books, course materials, etc.

Course materials are provided during class.

Assessment criteria and methods

Final exam 85%, Exercise 15%

Related courses

  • MEC.D201 : Mechanical Vibrations
  • MEC.D311 : Vibration Analysis
  • MEC.D432 : Rotor Dynamics

Prerequisites (i.e., required knowledge, skills, courses, etc.)

Not specified

Contact information (e-mail and phone)    Notice : Please replace from "[at]" to "@"(half-width character).

Shigeki MATSUMURA: matsumura.s.aa[at]m.titech.ac.jp

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