{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,2]],"date-time":"2026-05-02T06:51:26Z","timestamp":1777704686350,"version":"3.51.4"},"reference-count":55,"publisher":"SAGE Publications","issue":"6","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IFS"],"published-print":{"date-parts":[[2021,6,21]]},"abstract":"<jats:p>The successful diagnosis of nuclear power equipment failures plays a vital role in guaranteeing the safe operation of nuclear power systems. Failure mode and effect analysis (FMEA) is one of the most commonly used methods for identifying potential failures. However, several shortcomings associated with the conventional FMEA method limit its further application. This paper develops an extended FMEA approach based on hesitant fuzzy linguistic Z-numbers (HFLZNs). Firstly, the concept of HFLZNs is proposed to describe the evaluation information, which inherits the prominent features of the hesitant fuzzy linguistic term set and linguistic Z-numbers (LZNs). Secondly, an HFLZN assessment method is developed to determine the weights of risk factors, and the weights of experts are measured based on hesitation degree. Subsequently, considering the psychological characteristics of decision makers, Tomada de Decis\u00e3o Iterativa Multicrit\u00e9rio and LZNs are integrated to obtain the risk ranking of failure modes. Finally, the practicability of the extended FMEA method is proven by an illustrative example concerning the risk evaluation of a nuclear main pump bearing, and its robustness is verified by indepth analysis.<\/jats:p>","DOI":"10.3233\/jifs-201154","type":"journal-article","created":{"date-parts":[[2021,5,5]],"date-time":"2021-05-05T04:39:08Z","timestamp":1620189548000},"page":"10489-10505","source":"Crossref","is-referenced-by-count":7,"title":["Extended failure mode and effect analysis approach based on hesitant fuzzy linguistic Z-numbers for risk prioritisation of nuclear power equipment failures"],"prefix":"10.1177","volume":"40","author":[{"given":"Heng-ming","family":"Peng","sequence":"first","affiliation":[{"name":"School of Economics Management and Law, University of South China, Hengyang, PR China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiao-kang","family":"Wang","sequence":"additional","affiliation":[{"name":"School of Business, Central South 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