A Simulation Model for Machine Efficiency Improvement Using Reliability Centered Maintenance: Case Study of Semiconductor Factory

Table 14

Total cost of current system and five strategies.

Replications (years)	Total cost (Baht)
	Simulation model (current system)	Simulation model (strategy 1)	Simulation model (strategy 2)	Simulation model (strategy 3)	Simulation model (strategy 4)	Simulation model (strategy 5)
1	2,493,423	2,553,189	2,556,298	2,548,063	2,545,634	2,555,532
2	2,494,546	2,551,956	2,546,587	2,546,222	2,547,786	2,549,381
3	2,490,534	2,555,128	2,530,285	2,544,308	2,537,424	2,539,052
4	2,496,408	2,554,692	2,545,462	2,542,428	2,552,088	2,553,554
5	2,494,686	2,556,834	2,538,891	2,546,425	2,555,929	2,556,709
6	2,491,592	2,552,715	2,549,388	2,546,062	2,553,378	2,552,031
7	2,495,246	2,552,704	2,552,858	2,544,660	2,553,380	2,552,497
8	2,490,343	2,547,561	2,527,375	2,547,253	2,555,101	2,556,710
9	2,494,612	2,549,115	2,541,323	2,546,311	2,529,781	2,547,836
10	2,494,644	2,554,440	2,546,053	2,537,502	2,548,538	2,556,709
Average	2,493,604	2,552,833	2,543,452	2,544,923	2,547,904	2,552,001