Development of an Integrated Human Error Simulation Model in Nuclear Power Plant Decommissioning Activities

Table 2

Importance of the PSFs for NPP decommissioning derived through the Fuzzy-AHP.

Level 1	Level 1 weight	Level 2	Level 2 weight	Influential factors	Weight of influential factor
Human	2.30E − 01	Stress	1.50E − 01	Work stress	5.23E − 02
				Team stress	4.93E − 02
				Individual stress	4.78E − 02
		Emotional state	8.05E − 02	Excitement	1.93E − 02
				Boredom	1.77E − 02
				Frustration	2.17E − 02
				Dissatisfaction	2.17E − 02
Operation	4.50E − 01	Work process design	1.40E − 01	Decommissioning technique	4.60E − 02
				Equipment selection	3.49E − 02
				Worker safety	5.86E − 02
		Team factor	1.49E − 01	Response based on the work situation	4.31E − 02
				Leadership	3.27E − 02
				Communication and decision making	3.86E − 02
				Team workload	3.42E − 02
		Working condition	1.62E − 01	Discomfort	4.05E − 02
				Equipment arrangement	5.35E − 02
				Working environment	6.80E − 02
Ergonomic system	3.20E − 01	Equipment maintenance	6.08E − 02	Part replacement condition	2.92E − 02
				Equipment maintenance cycle	3.16E − 02
		Operation complexity	2.59E − 01	Procedure availability	1.27E − 01
				Equipment operation	1.32E − 01
Total	1	Total	1	Total	1