Performance Analysis of a Non-identical Unit System with Priority and Weibull Repair and Failure Laws
Author(s) -
Kuntal Devi,
Ashish Kumar,
Monika Saini
Publication year - 2017
Publication title -
international journal of computer applications
Language(s) - English
Resource type - Journals
ISSN - 0975-8887
DOI - 10.5120/ijca2017915795
Subject(s) - computer science , weibull distribution , unit (ring theory) , law , reliability engineering , operations research , statistics , political science , mathematics , mathematics education , engineering
The objective of the present paper is to analyze the performance of a two non-identical unit system by considering Weibull distributed random variables. The concept of priority to preventive maintenance of original unit over repair of duplicate unit is also used. A single repairman is available for doing all repair activities. Preventive maintenance of the unit after a pre-specific time to enhance the performance and efficiency of the system conduct by repairman. Recurrence relations for various measures of system effectiveness are derived by using semi-Markov process and regenerative point technique. The system is observed at numerical results for MTSF, steady state availability and profit function has derived for particular case.
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