Table 3.
Life cycle assessment of capital (capex) and operational (opex) cost of microwave with autoclave used in AIIMS, New Delhi
| S. No | Cost parameter | Microwave 500 L chamber capacity | Autoclave 500 L chamber capacity | Assumptions based on facts from different government and private agencies |
|---|---|---|---|---|
| 1 | Initial cost | Rs.24,00,000.00 | Rs.12,00,000.00 | Complete setup for autoclave, ETP as per Standards of Autoclave, Schedule II GSR 343(E) |
| 2 | Power consumption | Rs.3,60,005.54 | Rs.19,20,029.53 | Power consumption* for 5 years (26 days a month working) taking 3 Kw 45 min per cycle for Microwave Vs 12 KW, 120 min per cycle for Autoclave (with escalation 10% per year) *Cost of Power @ Rs.10.50 per unit (4 cycles per day for Autoclave Vs 6 Cycles per day for MW) |
| 3 | Skilled labour | Rs.0.00 | Rs.15,43,080.00 |
Rs 25,718- Salx12 months × 5 yrs # cost of labor taken as per minimum wages, Government of NCT |
| 4 | Unskilled labour | Rs.12,74,640.00 | RS. 0.00 |
Rs 21,244 Salx12 months × 5 yrs # cost of labour taken as per minimum wages, Govt. of NCT |
| 5 | Water softener | Rs. 0.00 | Rs. 90,000.00 |
Rs 1500 × 12 months x 5yrs *For clearing nozzles etc |
| 6 | Secondary device maintenance | Rs. 0.00 | Rs. 2,40,000.00 |
Rs 4000 × 12 months x 5yrs *For maintenance of boilers, R.O system etc |
| 7 | Maintenance electro mechanical | Rs.90,000.00 | Rs.2,40,000.00 |
At the rate of Rs 4000 × 12 mthsx5yrs for Autoclave At the rate of Rs 1500 × 12 mthsx5yrs for Microwave |
| 8 | Space required | Rs.4,45,500.00 | Rs.13,77,000.00 | Rental of space required (12*10 Sq. Ft for MW @ 675/m2/month; 15*25 Sq. Ft for MW @ 675/m2/month), as per OM. F.No.18015/1/2017-pol.III issued by Directorate of Estate, M/o of Urban Affairs, |
| 9 | Total Opex for 5 years | Rs.21,70,145.54 | Rs.54,10,109.53 | Total operation & maintenance cost over a period of 5 years |
| 10 | Capex + Opex for 5 years | Rs.45,70,145.54 | Rs. 66,10,109.53 | |
| 11 | Residual value | Rs.14,39,268.86 | Rs.4,91,520.00 | after 5 years |
| 12 | Total cost to Government exchequer in 5 years | Rs.31,30,876.67 | Rs. 61,18,589.53 | Total cost to Government Exchequer is nearly 2 times that of a microwave |
| 13 | Capex cost | Rs.24,00,000.00 | Rs.12,00,000.00 | |
| 14 | Opex cost | Rs.21,70,145.54 | Rs.54,10,109.53 | Autoclave Opex is more than 2 times that of running a microwave |