Vibrational Engineering

Course Information

College	Toyama College	Year	2022
Course Title	Vibrational Engineering
Course Code	0135	Course Category	Specialized / Elective
Class Format	Lecture	Credits	Academic Credit: 2
Department	Department of Mechanical Engineering	Student Grade	5th
Term	First Semester	Classes per Week	2
Textbook and/or Teaching Materials	機械振動学 (Hiroshi Hosaka, University of Tokyo Press)
Instructor	Tajiri Tomoki

Course Objectives

At the completion of this course, students will be able to
1) Understand the fundamentals of forced vibration of a single degree of freedom system through harmonic external force, and calculate amplitude
2) Understand the fundamentals of forced vibration of a single degree of freedom system through harmonic displacement, and calculate amplitude
3) Understand the fundamental principles of free vibration of two degree of freedom system, and calculate natural frequency and eigen modes
4) Derive the equations of motion of the fundamental problems using the Lagrangian equation

Rubric

	Ideal Level of Achievement (Very Good)	Standard Level of Achievement (Good)	Unacceptable Level of Achievement (Fail)
Evaluation 1	Can understand the forced vibration of a single degree of freedom system through harmonic force correctly, and draw the response curve of amplitude.	Can understand the fundamentals of forced vibration of a single degree of freedom system through harmonic force, and calculate amplitude.	Can't understand the fundamentals of forced vibration of a single degree of freedom system through harmonic external force and calculate amplitude.
Evaluation 2	Can Understand the forced vibration of a single degree of freedom system through harmonic displacement and the amplitude correctly.	Can understand the fundamentals of forced vibration of a single degree of freedom system through harmonic displacement, and calculate amplitude.	Can't understand the fundamentals of forced vibration of a single degree of freedom system through harmonic displacement, and calculate amplitude.
Evaluation 3	Can understand free vibration of two degrees of freedom system correctly, and solve applied problems.	Can understand the fundamental principles of free vibration of two degrees of freedom system, and calculate the natural frequency and eigen modes.	Can't understand the fundamental principles of free vibration of two degrees of freedom system, and calculate natural frequency and eigen modes.
Evaluation 4	Can derive the equations of motion of the applied problems using the Lagrangian equation.	Can derive the equations of motion of the fundamental problems using the Lagrangian equation.	Can't derive the equations of motion of the fundamental problems using the Lagrangian equation.

Assigned Department Objectives

Learning and Educational Objectives of the “General Engineering” A-6 （核となる専門分野の既存技術を説明でき，社会から要求されている問題や実務上の問題を見出し設定することができる。）

JABEE 1(2)(d)(1) （専門工学（工学（融合複合・新領域）における専門工学の内容は申請高等教育機関が規定するものとする）の知識と能力）

JABEE 1(2)(e) （種々の科学、技術及び情報を活用して社会の要求を解決するためのデザイン能力）

Diploma policy 1 （To develop engineers who comprehensively acquire knowledge, focusing on mechanical engineering as the basis of manufacturing and production technology, and play a role in equipment design, technology development and other engineering-related fields.）

Teaching Method

Outline:

In this course, you will learn about the solutions of mechanical vibration.

Style:

Lecture

Notice:

Characteristics of Class / Division in Learning

Applicable to Remote Class

Course Plan

			Theme	Goals
1st Semester
	1st Quarter
		1st	Course orientation
		2nd	Free vibrations of single degree of freedom system	Can solve the fundamental problem of free vibration
		3rd	Damped vibrations of single degree of freedom system (1)	Can solve the fundamental problem of damped vibration
		4th	Damped vibrations of single degree of freedom system (2)	Can solve the fundamental problem of damped vibration
		5th	Forced vibrations of single degree of freedom system (1)	Can solve the fundamental problem of undamped vibration
		6th	Forced vibrations of single degree of freedom system (2)	Can solve the fundamental problem of damped vibration
		7th	Forced vibrations of single degree of freedom system (3)	Can solve the fundamental problem of free vibration by harmonic displacement
		8th	Examination
	2nd Quarter
		9th	Vibrations of two degrees of freedom system (1)	Can solve the fundamental problem of free vibration of spring-mass system
		10th	Vibrations of two degrees of freedom system (2)	Can solve the fundamental problem of free torsional vibration
		11th	Vibrations of two degrees of freedom system (3)	Can solve the fundamental problem of free vibration of Vehicle system
		12th	Vibrations of two degrees of freedom system (4)	Can solve the fundamental problem of forced vibration
		13th	Vibrations of two degrees of freedom system (5)	Can derive the equation of motion of the fundamental problem using the Lagrangian equation
		14th	Exercise	Can solve various vibration problems
		15th	Examination
		16th	Summary

Evaluation Method and Weight (%)

	Examination	Assignment	Mutual Evaluations between students	Behavior	Portfolio	Other	Total
Subtotal	70	30	0	0	0	0	100
Basic Ability	20	10	0	0	0	0	30
Technical Ability	50	20	0	0	0	0	70
Interdisciplinary Ability	0	0	0	0	0	0	0