Input | Â | Cost (2003 dollars) |
---|---|---|
Culture medium (at $0.5883/kg) | 65,500 kg | 38,534 |
Carbon dioxide (at $0.4706/kg) | 96,940 kg | 45,620 |
Media filters (at $70.59/unit) | 210 | 14,824 |
Air filters (at $94.12/unit) | 105 | 9883 |
Other consumables (at $117.65/kg) | 13 kg | 1529 |
Cooling water (included in pumping station) | Â | 0 |
Power (at $0.05883/kW h) | 99,822k Wh | 5873 |
Labor (at $16/h) | 8760 hours | 140,160 |
Supervision | Â | 28,032 |
Payroll charges | Â | 42,048 |
Maintenance | Â | 35,249 |
Operating supplies | Â | 442 |
General plant overheads | Â | 111,893 |
Tax | Â | 24,312 |
Contingency | Â | 5813 |
Wastewater treatment (at $0.59/m3) | 10,480m3 | 6183 |
Capital costs (Table 5) | Â | 332,093 |
Total yearly operating costs | Â | 933,995 |
Biomass costs ($/t) | Â | 35,649 |