Research on Dynamic Facility Layout Problem of Manufacturing Unit Considering Human Factors

Table 3

Grouping and score of SWAT scale assessment of mental workload.

Score	TES
	1	1	1
	1	1	2
	1	1	3
	1	2	1
	1	2	2
	1	2	3
	1	3	1
	1	3	2
	1	3	3
	2	1	1
	2	1	2
	2	1	3
	2	2	1
	2	2	2
	2	2	3
	2	3	1
	2	3	2
	2	3	3
	3	1	1
	3	1	2
	3	1	3
	3	2	1
	3	2	2
	3	2	3
	3	3	1
	3	3	2
	3	3	3

Note. , , and denote the time load, the psychological effort load, and the psychological stress load, respectively; 1, 2, and 3 denote the light, medium and heavy three degrees, respectively.