3. Maintenance techniques and technologies

3.1 Preventive maintenance context

The techniques and associated information processing used to detect or avoid a failure in the context of preventive maintenance depend very closely on the three categories of maintenance shown in figure 4 : improvement, preventive maintenance and corrective maintenance. This article will focus only with the first two categories: improvement, preventive maintenance. Enhancement maintenance encompasses all technical, administrative and management actions designed to improve the intrinsic reliability and/or maintainability and/or safety of an asset, without changing its original function. It will be discussed later as part of the reliability-based maintenance...