Purpose: The purpose of this article is to compare maintenance policies based on Weibull and q-Weibull models. Design/methodology/approach: This paper uses analytical developments, several figures and tables for graphical and numerical comparison. Previously published hydropower equipment data...

Purpose – The purpose of this paper is to compare four life data models, namely the exponential and the Weibull models, and their corresponding generalized versions, q -exponential and q -Weibull models, by means of one practical application. Design/methodology/approach – Application of the...

Purpose – The purpose of this paper is to analyze mathematical aspects of the q‐Weibull model and explore the influence of the parameter q. Design/methodology/approach – The paper uses analytical developments with graph illustrations and an application to a practical example. Findings –...