Table 2 |
||||
|
Factor levels |
||||
|
Number |
Factor |
Levels |
||
|
|
||||
|
1 |
2 |
3 |
||
|
|
||||
|
1 |
Disposal cost increase factor for EOL products |
0.06 |
0.12 |
0.18 |
|
2 |
Scrap revenue decrease factor for EOL products |
0.06 |
0.12 |
0.18 |
|
3 |
Mean demand rate for Drum (components per hour) |
8 |
12 |
16 |
|
4 |
Mean demand rate for Motor Assembly (components per hour) |
8 |
12 |
16 |
|
5 |
Mean demand rate for Timer (components per hour) |
8 |
12 |
16 |
|
6 |
Mean demand rate for Circuit Board (components per hour) |
8 |
12 |
16 |
|
7 |
Mean arrival rate of EOL DWs (products per hour) |
8 |
16 |
24 |
|
8 |
Mean arrival rate of EOL Dryers (products per hour) |
8 |
16 |
24 |
|
9 |
Mean disassembly time for station 1 (minutes) |
0.40 |
0.80 |
1.20 |
|
10 |
Mean disassembly time for station 2 (minutes) |
0.75 |
1 |
1.25 |
|
11 |
Mean disassembly time for station 3 (minutes) |
0.75 |
1 |
1.25 |
|
12 |
Mean disassembly time for station 4 (minutes) |
0.75 |
1 |
1.25 |
|
13 |
Mean disassembly time for station 5 (minutes) |
0.75 |
1 |
1.25 |
|
14 |
Backorder cost rate |
0.40 |
0.60 |
0.80 |
|
15 |
Disassembly cost per minute ($) |
0.75 |
1.5 |
2.25 |
|
16 |
Testing cost per minute ($) |
0.50 |
0.60 |
0.70 |
|
17 |
Holding cost rate |
0.20 |
0.30 |
0.40 |
|
18 |
Weight for Metal Cover of DW (pounds) |
4 |
8 |
12 |
|
19 |
Weight for Metal Cover of Dryer (pounds) |
5 |
10 |
15 |
|
20 |
Weight for Drum (pounds) |
6 |
12 |
18 |
|
21 |
Weight for Motor Assembly (pounds) |
5 |
10 |
15 |
|
22 |
Weight of other steel components of DW (pounds) |
70 |
90 |
110 |
|
23 |
Weight of other steel components of Dryer (pounds) |
80 |
100 |
120 |
|
24 |
Price for Drum ($) |
30 |
50 |
70 |
|
25 |
Price for Motor Assembly ($) |
40 |
60 |
80 |
|
26 |
Price for Timer ($) |
20 |
40 |
60 |
|
27 |
Price for Circuit Board ($) |
25 |
50 |
75 |
|
28 |
Disposal cost per pound ($) |
0.40 |
0.50 |
0.60 |
|
29 |
Steel scrap revenue per pound ($) |
0.20 |
0.25 |
0.30 |
|
30 |
Maximum inventory level |
6 |
12 |
18 |
|
31 |
Small component weight factor |
0.05 |
0.10 |
0.15 |
|
32 |
Probability of a non-functional Drum |
0.12 |
0.24 |
0.36 |
|
33 |
Probability of a non-functional Motor Assembly |
0.12 |
0.24 |
0.36 |
|
34 |
Probability of a non-functional Timer |
0.12 |
0.24 |
0.36 |
|
35 |
Probability of a non-functional Circuit Board |
0.12 |
0.24 |
0.36 |
|
36 |
Probability of a missing Drum |
0.06 |
0.12 |
0.18 |
|
37 |
Probability of a missing Motor Assembly |
0.06 |
0.12 |
0.18 |
|
38 |
Probability of a missing Timer |
0.06 |
0.12 |
0.18 |
|
39 |
Probability of a missing Circuit Board |
0.06 |
0.12 |
0.18 |
|
|
||||
|
Ilgin et al. Journal of Remanufacturing 2011 1:7 doi:10.1186/2210-4690-1-7 |
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