ME 519 (ME 515): Risk and reliability BaSED DESIGN

 

Fall 2007 Term

9/24-12/7/2007

Mondays and Wednesdays 10-11:50am

Rogers 440

 

Instructor:

            Professor Irem Y. Tumer

            Rogers 408

            Irem.tumer@oregonstate.edu

            541-737-6627    

            Office Hours: Wednesdays 1-3pm  (available by email all the time!)

 

Learning Outcomes:

            By the completion of this course, students will be able to:

                        Understand and articulate risk and reliability concepts

                        Apply standard risk analysis methods to large systems

                        Explore failure and risk databases

                        Formulate a research problem and present findings and research approach

                       

Textbook:

No textbook is assigned. Reading assignments will be handed out for selected topics either from published articles or books. Suggested books for reading include:

            Probabilistic Risk Assessment:  Reliability Engineering, Design, and Analysis

                        By Henley and Kumamoto, IEEE Press, 1992.

            Reliability engineering: Modeling, Prediction, and Optimization

                        By Blischke and Murthy, John Wiley & Sons, 2000.

             

Grading:

            Homework (individual & teams)    30%

            Midterm Exam                            30%

Research Project                          40% (Research proposal 5%, interim presentation 5%, final report 20%, oral presentation 10%)

                       

Homework Assignments:

á       Implementation exercises on selected system (discuss system with instructor) (teams)

o      Selection of  an example system, looking up databases, list of potential failures, risks from published databases, FMEA, FTA, Use of design repository

á       1-page summary and in-class discussion of reading assignments (individual; 3 papers)

 

Research Project:

Expectations from research project:

      Literature search on selected topic; a thorough discussion and analysis of the state-of-the-art and existing gaps/needs; discussion of how system used for HW assignments could be improved using research ideas (or selected approach); a plan of research approach.

Deliverables: proposal, interim presentation, final report and presentation)

Possible Research Topics (discuss topic with instructor, 1st week!)

á       Failure modeling

á       Probabilistic design

á       Uncertainty analysis

á       Risk based design

á       Reliability modeling

á       Decision based design

 

Topics and Approximate Schedule:

 

Week 1: LECTURE 1-2: 9/24-26: Basic Concepts

Introductions, Syllabus, Library Use

Basic concepts and definitions: Risk vs. Reliability, Hazards, Failures, Uncertainty sources

Selection of research project topic (due next week; discuss with instructor)

HW1: Reading assignment (summary due next week)

 

Week 2: LECTURE 3-4: 10/1-3: Reliability Engineering

Traditional design; Safety Factors; Probabilistic Design

Reliability engineering; Reliability measures

Reliability block diagrams

RP1: Research proposal (due next week)

HW2: Reliability Measures and reliability block diagram

 

Week 3: LECTURE 5-6: 10/8-10: Failure Definitions and Failure Databases

Failure: definitions and modeling (HW vs SW failures; component vs system-level failures)

Failure and Reliability Databases

HW3: Select system, list failures & provide example of a failure or reliability data for selected system (due next week)

 

Week 4: LECTURE 7-8: 10/15-17: Risk Analysis Methods

Failure modes and effects analysis (FMEA), Criticality analysis (CA)

HW4: Generate FMECA for selected system (due next week)

 

Week 5: LECTURE 9-10: 10/22-24: Risk Analysis Methods

Fault Tree Analysis (FTA), Event Tree Analysis (ETA), Probabilistic Risk Assessment (PRA)

HW5: Generate FTA for selected system and compare to FMECA results (due in 2 weeks)

 

Week 6: LECTURE 11-12: 10/29-31: Exam

Midterm Exam (basic concepts and definitions in risk based design, failures, uncertainty, probabilistic design, reliability measures, and exercises in FMECA, FTA, databases, reliability block diagrams)

Risk based design: risk considerations in early design stages

 

Week 7: LECTURE 13-14: 11/5-7: RBD Research Methods

Failure analysis during functional design (FFDM)

Design repository

HW6: Use of design repository for selected system (due in 2 weeks)

RP2: Interim progress presentations due this week (10 minutes)

 

Week 8: LECTURE 15-16: 11/12-14: RBD Research Methods

Functional failure identification and propagation (FFIP)

HW7: Reading assignment (summary due next week)

 

Week 9: LECTURE 17-18: 11/19-21: RBD Research Methods

(Thanksgiving week)

Cost-benefit analysis (CBA)

Course summary

HW8: Reading assignment (summary due next week)

 

Week 10: LECTURE 19-20: 11/26-28: Project Presentations

RP3: Project presentations due this week (20 minutes)

RP4: Final project reports due.

 

Finals week: 12/3-7

No final exam.