Reliability

WHAT IS RELIABILITY?

Reliability has three facets (Wikipedia; Weibull.com; NIST)

  • The ability of a system or component to perform its required function(s) (measured in terms of probability)

  • Under stated conditions (environment)

  • For a specified period of time (or number of cycles)

Useful online resources:

ASQ Reliability Division

ReliaSoft

Weibull.com (ReliaSoft)

ReliaWiki (ReliaSoft)

Open Reliability

Dr. Bill Meeker at Iowa State University

Reliability Information Analysis Center (RIAC)

Ops A La Carte (Reliability Consultants and Trainers)

NIST - Assessing Product Reliability

Introduction [8.1.]

Why is the assessment and control of product reliability important? [8.1.1.]

Quality versus reliability

Assumptions/Prerequisites [8.2.]

Reliability Data Collection [8.3.]

Reliability Data Analysis [8.4.]

Empirical model fitting - distribution free (Kaplan-Meier) approach [8.2.1.5]

Useful texts include:

ASQ Volume 06: How To Analyze Reliability Data

ASQ Volume 10: How To Plan An Accelerated Life Test

Manufacturing Solutions for Consistent Quality and Reliability (Traver)

Nonparametric Statistical Methods for Complete and Censored Data (Desu)

Reliability Maintainability Availability (Locks)

Reliability Statistics (Dovich)

SAS Survival Analysis Techniques for Medical Research (Cantor)

Statistical Methods for Reliability Data (Meeker)

Survival Analysis Using SAS - A Practical Guide (Allison)

Survival Analysis Using the Proportional Hazards Model (SAS)

World Class Reliability (Bhote)