-
Article
A Note on the Repair Limit Replacement Policy
In this note we show that the results of Nakagawa and Osaki are optimal over both deterministic and random repair limit policies.
-
Article
Optimal Repair Limit Replacement Policies with Imperfect Repair
This paper considers the repair limit replacement policies with imperfect repair. The repair is imperfect in the sense that the mean life of a repaired system is less than the mean life of a new system. Furthe...
-
Article
A Note on Block Replacement Policy
In this note we study block replacement policy with a modification to include stock level at the beginning of the cycle.
-
Article
Replacement Policies with Used Items Constraint
Various block replacement policies with used items have appeared in the literature. These policies use new as well as used items (created by the policies) for replacement. In these policies no constraint is pl...
-
Article
A Combined Block and Repair Limit Replacement Policy
This paper considers a combined block and repair limit replacement policy. The policy is defined as follows:
-
Article
An Optimal Policy for Servicing Warranty
In this paper we study a policy for servicing items sold with warranty. We obtain the optimal policy to minimize the expected warranty cost per unit sold.
-
Chapter
Lot Sizing and Life Testing for Quality Improvement of Items Sold with Warranty
Due to manufacturing variability, a fraction of items produced fail to conform to the design specification. The performance of such items is inferior compared to those which conform. As a result, non-conformin...
-
Article
Warranty and redundancy design with uncertain quality
When products of an uncertain quality are sold with a warranty, the expected warranty cost depends on the reliability of the product and on the quality uncertainty. This cost can be reduced through the use of ...
-
Chapter
Maintenance Service Contracts
The maintenance of most modern products is beyond the capability of buyers for a variety of reasons. This has led to maintenance being outsourced rather than being carried out by the buyer. Many equipment manu...
-
Chapter
Warranty and Quality
Warranty is an important element in the marketing of new products, and warranty results in additional cost to the manufacturer. The warranty servicing cost is influenced by design quality, manufacturing qualit...
-
Chapter
Warranty and Manufacturing
Warranty is becoming an increasingly important element in the marketing of a new product and in the commercial success of a manufacturing business. Offering warranty results in additional costs incurred by the...
-
Article
A servicing strategy for items sold under warranty
When repairable items sold under warranty fail, the rectification action taken by the manufacturer can be either a repair or a replacement. In this paper a new repair–replacement strategy is proposed for the m...
-
Chapter
Warranty and Maintenance
-
Article
Product warranty and reliability
Product warranty is an important part of new product marketing and sales. Offering warranty implies additional costs in the form of warranty servicing cost. Product reliability has a serious impact on the warr...
-
Article
A flexible extended warranty and related optimal strategies
The choice of extended warranties (EWs) currently available to consumers is extremely limited. Their EW purchase decisions have to be made at or very close to the time that they purchase the products and, at t...
-
Chapter
Maintenance Outsourcing
Every business (mining, processing, manufacturing and service-oriented businesses such as transport, health, utilities, communication) needs a variety of equipment to deliver its outputs. Equipment is an asset...
-
Chapter
An Overview
The efficient functioning of modern society depends on the smooth operation of many complex systems comprised of several pieces of equipment that provide a variety of products and services. These include trans...
-
Chapter
Maintenance of Leased Equipment
Businesses need equipment to produce their outputs (goods/services). Equipment degrades with age and usage, and eventually fails (Blischke and Murthy 2000). This impacts business performance in several ways — ...
-
Chapter
Warranty and Maintenance
Businesses use equipment to deliver their outputs (products and/or services) and individuals use consumer products to satisfy their personal needs and provide entertainment. Both types of item are getting more...
-
Chapter
Maintenance Outsourcing: Issues and Challenges
All products and systems are unreliable in the sense that they degrade and fail. Corrective maintenance (CM) restores a failed item to an operational state and effective preventive maintenance (PM) reduces the...
