Outline for course in

Reliability II- QET 212

Week Course Outline Assignment

1. Review of materials from QET 211

• Review Problem Set

2-3. Evaluating Data for Failure Rate Estimation

• Chi - Squared Goodness of Fit Tests
• Kolmogorov-Smirnov Test (KS)
• Exponential MTTF, failure rates
• Confidence limits on MTTF
• Hw problem set #1 and Handouts
  • Homework: Problem #1 and Kales problems 5.1 and 5.6
  • Answers HW#1

4. Graphical Evaluation for Reliability Prediction

Exponential Distribution

• Variable Distributions
• Confidence Intervals Expected Value
• Link to Exponential distribution graphing spreadsheet
• Problem 6.1 - 6.2 Kales
• Read Ch.6 Sec.6.7-6.8 +Handouts

5. - 6. Graphical Evaluation for Reliability Prediction

Weibull

• alpha, beta, gamma parameters
• Suspended life testing
• Sudden death testing
• Problem 6.1-3 + Handouts
• Link to Weibull graphing spreadsheet
• Take Home Exam

7. Shock and Vibration Lab

8. Reliability and Restorability Demonstration Testing

9. Shannin's Accelerated life testing + Project Time

10. Review + Project + Take home exam

11. Presentations + Return Exam by March 16 by 5:00 PM

Prerequisite: QET 211 & MAT 132

Prepared by: James Houdeshell Date: January, 2000

Credit Hours: Three (two lecture - two laboratory hours)

Course Objectives:

Upon completion of this course the student will be able:

• To use strength stress analysis.
• To determine the underlining failure distribution of test data, utilizing the normal, exponential and weibull distribution using graphical and analytical tools.
• To develop reliability test plans and test products to failure.

Text materials provided by Instructor

Grade Requirements:

• MIDTERM--------------30%
• FINAL EXAM---------30%
• HOMEWORK--------- 20%
• PROJECT -------------- 20%

GRADING SCALE:

• A --------------90 TO 100%
• B --------------80 TO 89.9%
• C --------------70 TO 79.9%
• D --------------60 TO 69.9%