Course syllabus

010083203-67 การสั่นสะเทือนทางกล (Mechanical Vibration)

Course Syllabus

Data entry : Asst.Prof. Dr.Teerawat Sangpet
1. Course number and name

010083203-67 การสั่นสะเทือนทางกล (Mechanical Vibration)

2. Credits and contact hours

3(3-0-6)

3. Instructor’s or course coordinator’s name

Asst.Prof. Dr.Teerawat Sangpet

4. Text book, title, author, and year

  1. Rao, S.S., Mechanical vibrations, 1990

5. Specific course information

  1. brief description of the content of the course (catalog description)
    History and importance of mechanical vibration, degree of freedom, mechanical vibration model, systems with one degree of freedom, torsional vibration, free and forced vibration, natural frequency, damping ratio, systems with two degree of freedom, Eigen problem, mode shape, design of vibration absorption, design of vibration absorber, system having several degrees of freedom, mechanical vibration simulation, vibration of continuous system, methods and techniques to reduce and control vibration and case study
  2. prerequisites or co-requisites
    010083121-67 Engineering Mechanics
  3. indicate whether a required, elective, or selected elective (as per Table 5-1) course in the program
    Required :

6. Specific goals for the course

  1. specific outcomes of instruction (e.g. The student will be able to explain the significance of current research about a particular topic.)
    1. CLO1 1. Identify the mathematical model of the mechanical vibration system
    2. CLO2 2. Identifies constrains on the design problem, and establishes requirements and desirability of solutions based on appropriate engineering practice or standard
    3. CLO3 3. Ability to analyze the vibration problem
    4. CLO4 4. Ability to use measurement tools for vibration problem analysis
  2. explicitly indicate which of the student outcomes listed in Criterion 3 or any other outcomes are addressed by the course.
    ABET Student Outcome (SO) Listed in Criterion 3 Performance indicator
    SO2 an ability to apply engineering design to produce solutions that meet specified needs with consideration of public health, safety, and welfare, as well as global, cultural, social, environmental, and economic factors.
    • PI-2.1 PI-2.1 desc
    • PI-2.2 PI-2.2 desc
    • PI-2.3 PI-2.3 desc
    • PI-2.4 PI-2.4 desc

7. Brief list of topics to be covered
Week Topic Details Activities
1 Introduction to Mechanical Vibration
2 Modelling of mechanical system, mass-spring-damper elements, harmonic excitation
3 Free vibration of SDOF system : Equation of Motion and responses of undamped/damped system, natural frequency of the system, effect of a damping element to the response
4 Forced vibration of SDOF system : undamped systems
5 Free/Forced vibration of 2-DOF system : Equation of Motion and responses of undamped system, Mode shapes, Natural frequencies
6 Modelling of Multi-DOF system : Equation of Motion formulation using Newton’s Law of motion, Lagrange’s equation
7 Free/Forced vibration of M-DOF system : Eigenvalue Problem, Modal Matrix and modal solution. (using 3DOF as an example)
8 Vibration Isolator, Vibration Absorber
9 Estimation of damping ratio using logarithmic decaying and half-power method
10 Vibration of continuous systems
11 Finite Element Method in Mechanical Vibration
12 Vibration measurement : Accelerometer, Data Acquisition System, Vibration Meter
13 Introduction to Spectrum Analysis in Vibration
14 Review
8. Course Assessment
Course assessment Weight score (%) Assessment tools Date
In class work 20 quiz 22 Jun 2026 - 30 Sep 2026
Midterm Exam 40 midterm examination
Final 40 final examination
The grading table
Grading Rank
>= 80% A
74% - 79.99% B+
67% - 73.99% B
59% - 66.99% C+
51% - 58.99% C
46% - 50.99% D+
40% - 45.99% D
0% - 39.99% F

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