1. System with two identical components in active redundancy

Definition reminder

Reliability R(t) is the probability that the system will operate without failure over the time interval [0, t].

Maintainability M(t) is the probability that the system will be returned to service at time t, knowing that it failed at t = 0.

Availability A(t) is the probability that the system will not fail at time t.

1.1 System overview

The aim of this example is to illustrate the performance in terms of reliability, availability and maintainability of a system made up of two components placed in parallel when these components are non-repairable or repairable.

It deals with the case...

You do not have access to this resource.

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource.
Click here to request your free trial access!

Already subscribed? Log in!

The Ultimate Scientific and Technical Reference

A Comprehensive Knowledge Base, with over 1,200 authors and 100 scientific advisors

+ More than 10,000 articles and 1,000 how-to sheets, over 800 new or updated articles every year

From design to prototyping, right through to industrialization, the reference for securing the development of your industrial projects

This article is included in

Safety and risk management

This offer includes:

Knowledge Base

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

Practical Path

Operational and didactic, to guarantee the acquisition of transversal skills

Doc & Quiz

Interactive articles with quizzes, for constructive reading

Subscribe now!

Ongoing reading
System with two identical components in active redundancy

Previous
page Dependability of complex industrial systems - Application examples

Three-inverter system with 2/3" voteur

Bibliography

(1) - LIGERON (J.-C.) - Le cercle des fiabilistes disparus ou critique ce la raison fiabiliste – Une nouvelle école de Sûreté de fonctionnement ? Une nécessité - Editions préventique (2006).
(2) - LIGERON (J.-C.) - La fiabilité en mécanique -...

Websites

Advanced Logistics Developments Ltd

http://www.aldservice.com/

Air Force Quality Institute

http://www.au.af.mil/au/afqi/

American Society for Quality

Standards and norms

When it comes to standardization in the field of Dependability, there are a considerable number of international, national and industry-specific bodies and institutions which issue their own standards. In this section, we will only mention the main standards used in all industrial sectors and in the contractual clauses of invitations to tender. However, to avoid any ambiguity about the term "standard", the definition...