EM 634-Advanced Structural Dynamics

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EM 634-Advanced Structural Dynamics

Prof. Hongki Jo

220D, Civil Engineering Building hjo@email.arizona.edu

Policy & Syllabus

Fall 2015

Instructor:

Office:

Email:

Class hour:

Office Hour:

Textbook:

Reference:

Class website:

Course Summary:

2:00 ~ 3:15pm on Tue & Thu. (Mines & Metal, Rm 221)

3pm ~ 5pm on Wed., Room 220L, Civil Engineering Building

Fundamentals of Structural Dynamics, Roy R. Craig Jr. and Andrew J. Kurdila, 2 nd

ed.,

Wiley

Vibration: Fundamentals and Practice, Clarence W. de Silva, 2 nd

ed., Taylor & Francis http://d2l.arizona.edu

This graduate-level course is designed to give student an in-depth understanding of the advanced concepts in structural dynamics. Topics include modal analysis theory and implementation, data acquisition and analysis, digital signal processing, random vibration concepts, system identification, structural health monitoring and damage detection, advanced sensor technologies, and smart structure technologies. A big portion of the course will be devoted to the fundamentals of numerical simulations and experimental methods in structural dynamics, exposing students to state-of-the-art simulation software and dynamic testing equipment and providing practical laboratory experience. For many problems, such simulation and testing is essential to validate new structural concepts, as well as to understand structural responses and failures that are not readily explained by intuition, analytical models, or previous experience.

1.

Prerequisites for the course

EM 633 – Structural Dynamics and Earthquake Engineering or Knowledge of Structural Dynamics ( Approval of Instructor)

2.

Course supplemental material

The course website, http://d2l.arizona.edu

, will regularly be updated with notes, assignments, handouts, and solutions. Students will be notified of postings in class.

3.

Homework policy

Weekly homework will be assigned in Thursday class. And the homework is due at the beginning of following Thursday class (a week after). Late homework will not be accepted .

4.

Office hour

Office hour will be strictly held in the time (TBD) and the location (220L) specified above.

Supplementary office hour can be available when students have reasonable schedule conflicts and notify instructor before the office hour. If for any reason the instructor is not present during the office hour, students shall email for alternative arrangement.

5.

Grading

Homework

Midterm

Final

30 %

%

30%

40

6.

Exam dates

Midterm

Final

Oct. 15

Dec. 15 th th

, 2015 (during class time)

, 2015 (3:30pm ~ 5:30pm)

7.

Exam policy

You will be required to take all exams and carry out the term project (final report and presentation).

Please ensure that you notes the date and time, since no make-up exam will be given . Nothing is allowed on your desk during the exams except writing supplies (pen, eraser), a calculator, and a sheet of students’ own summary paper (one side of a letter size sheet for midterms, both sides of a letter size sheet).

If you have exam schedule conflicts, please notify the instructor at least one week before the exam dates with both oral and email notice . What constitutes legitimate schedule conflicts and unforeseen emergency situation is at the discretion of the instructor. Unexcused missed exams will be scored as zero .

All the solutions should be clearly and logically justified with detail procedures and complete diagrams to obtain full credits. Units, sign or direction should be clearly presented to get full credits.

8.

Academic integrity

A failing grade (grade E) will be given to the dishonest academic works permitted under the University

CODE OF ACADEMIC INTEGRITY.

9.

Attendance policy

More than THREE unexcused absences may results in being administratively dropped from the course.

THREE late arrivals or early departures from class are equivalent to ONE absence. If a student is administratively dropped after the FOURTH week of the class, it will result in a failing grade being awarded in that course.

THIS POLICY WILL BE STRICTLY ENFORCED.

EM 634 Course schedule (tentative)

1) Review: fundamentals of structural dynamics (1 week)

2) Frequency domain analysis (1 week)

3) Modal analysis theory and implementation (3 weeks)

4) Data acquisition and signal processing (2 weeks)

5) Advanced sensor technologies (2 weeks)

6) Random vibration (2 weeks)

7) System identification (2 weeks)

8) Structural health monitoring and smart structure technologies (2 weeks)

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