MECHENG 7262
Transcript Abbreviation:
Auto NVH II
Course Description:
Integrated study of vibrations, acoustics, signal processing and dynamics based on case study approach; continuation of 7260 with focus on experimental and design methods.
Course Levels:
Graduate
Designation:
Elective
General Education Course:
(N/A)
Cross-Listings:
(N/A)
Credit Hours (Minimum if “Range”selected):
3.00
Max Credit Hours:
3.00
Select if Repeatable:
Off
Maximum Repeatable Credits:
(N/A)
Total Completions Allowed:
(N/A)
Allow Multiple Enrollments in Term:
No
Course Length:
14 weeks (autumn or spring)
12 weeks (summer only)
Off Campus:
Never
Campus Location:
Columbus
Instruction Modes:
In Person (75-100% campus; 0-24% online)
Hybrid Class (25-74% campus; 25-74% online)
Prerequisites and Co-requisites:
Prereq: 7260.01 or 777, or Sr or Grad standing, or permission of instructor.
Electronically Enforced:
No
Exclusions:
Not open to students with credit for 778 or 779.
Course Goals / Objectives:
Learn analytical, computational and experimental methods for analyzing automotive noise and vibration (NVH) problems, based on an integrated approach. (Continuation of 7260)
Examine dynamic and acoustic issues involved in the design of contemporary vehicles
Apply concepts to real-life vehicle and machinery noise and vibration control problems
Check if concurrence sought:
No
Contact Hours:
| Topic | LEC | REC | LAB | LAB Inst |
|---|---|---|---|---|
| Vehicle modal analysis: Eigenvalue problems, modal domain properties; 1/2, 1/4 and full car models; drivetrain dynamics and torsional models. | 0.0 | 0.0 | 0.0 | 0 |
| Frequency response and vibration control: Vibration absorber concept and vehicle applications; beam experiment; frequency response methods. | 0.0 | 0.0 | 0.0 | 0 |
| Modal testing and beam vibrations: Material selection issues and boundary conditions; beam vibrations; 2-channel processing; modal testing procedures; visco-elastic damping and modal radiation; operating deflection surveys; | 0.0 | 0.0 | 0.0 | 0 |
| Advanced topics: Mobility synthesis method; lumped parameters and 3-D acoustic models; acoustic intensity; vehicle noise sources; | 0.0 | 0.0 | 0.0 | 0 |
| Appropriate case studies: Body/frame vibrations; induction & exhaust systems, acoustic boom, squeak & rattle models, dynamic absorbers; dynamics of machine elements, etc. | 0.0 | 0.0 | 0.0 | 0 |
| Group discussion topics: Experts from industry discuss key issues. | 0.0 | 0.0 | 0.0 | 0 |
| Total | 0 | 0 | 0 | 0 |
Grading Plan:
Letter Grade
Course Components:
Lecture
Grade Roster Component:
Lecture
Credit by Exam (EM):
No
Grades Breakdown:
| Aspect | Percent |
|---|---|
| Homework excercises | 35% |
| 2 Midterms | 55% |
| Group Discussions | 10% |
Representative Textbooks and Other Course Materials:
| Title | Author | Year |
|---|---|---|
| ME 7780 Course Notes | R. Singh | |
| Mechanical Vibration | J.P Den Hartog | |
| Noise & Vibration Control | L. L. Beranek |
ABET-CAC Criterion 3 Outcomes:
(N/A)
ABET-ETAC Criterion 3 Outcomes:
(N/A)
ABET-EAC Criterion 3 Outcomes:
(N/A)
Embedded Literacies Info:
Attachments:
(N/A)
Additional Notes or Comments:
(N/A)
Basic Course Overview:
MECHENG_7262_basic.pdf
(10.06 KB)