A New Decision Model for Reducing Trim Loss and Inventory in the Paper Industry

Table 6

Optimal solutions using our proposed method and the traditional method.

PW𝑘 (mm)	𝑆
	1*	1	2*	2	2	3	3	5^#
	PSQ
	45	46	45	46	47	47	48	45
	NPW𝑓𝑠𝑘
1000	5	5	10	10	10	15	15	32
1100	5	5	10	10	10	15	15	4
1200	5	5	10	10	10	15	15	13
1300	5	5	10	10	10	9	11	0
1400	5	5	4	9	9	0	1	3
1500	4	4	0	2	2	0	0	0
1600	0	0	0	0	0	1	0	0
1700	0	0	0	0	0	0	0	0
1800	0	0	0	0	0	0	0	0
1900	0	0	0	0	0	0	0	0
2000	0	0	0	0	0	0	0	0
2100	0	0	0	0	0	0	0	0
2200	0	0	0	0	0	0	0	0
2300	0	0	0	0	0	0	0	0
2400	0	2	0	0	0	9	14	0
2500	1	5	0	2	8	0	0	0
Trim loss (%)	3.3	3.0	1.2	0.95	0.74	0.31	0.21	0.42
Trim loss (mm)	20300	19300	7200	6000	4800	2000	1400	2600

Note:#a traditional CSP solution; ∗optimal CSP solution.