Decision-making methods of condition-based maintenance

Condition-based maintenance (CBM) decision-making methods are divided into 3 kinds according to the foundation they are built on. (1) CBM decision-making method to determine the best maintenance time. (2) CBM decision-making method based on technical condition threshold. (3) CBM decision-making method based on classification of technical condition. Detailed CBM processes of the three kinds of methods are researched respectively. Besides, the advantage and disadvantage and applicability of the methods are presented.