Cost comparisons of Energy supply technologies |
| Electricity Generation costs estimates based on a single station developed with a prototype built and tested first. | ||||||||||||
| Proposal | Coal Fired | Coal fired with 75% Geo-sequestration | Nuclear |
Solar Tower |
Combined Solar tower and PV panels | Geothermal steam | Wave Power | Concetrated Solar PV | Parabolic Concentrated Solar steam | Concentrated Solar Tower (steam) | Conventional PV | Wind Farms |
| Estimated life in years | 25 | 25 | 25 | 60 | 60 | 15 | 30 | 15 | 15 | 15 | 15 | 25 |
| Gross output | 1000 MW/hr | 1000MW/hr | 1000MW/hr | 200 MW/hr | 350MW/hr | 300MW/hr | 200MW/hr | 150MW/hr | 200MW/hr | 100MW/hr | 100MW/hr | 200MW/hr |
| Auxiliary use | 50 MW/hr | 200MW/hr | 55MW/hr | 5MW/hr | 10MW/hr | 15MW/hr | 10MW/hr | 5MW/hr | 5MW/hr | 5MW/hr | 5MW/hr | 10MW/hr |
| Mining, water, waste equivalent (MW/hr) | 50 MW/hr | 150MW/hr | 130MW/hr | 0 | 0 | 15MW/hr | 10MW/hr | 0 | 0 | 2MW/hr | 0 | 0 |
| Net output (MW/hr) | 900 | 650 | 815 | 195 | 340 | 270 | 180 | 145 | 195 | 93 | 95 | 190 |
| Output efficiency | 90.00% | 65.00% | 81.50% | 97.50% | 97.14% | 90.00% | 90.00% | 96.67% | 97.50% | 93.00% | 95.00% | 95.00% |
| CAPITAL COSTS | ||||||||||||
| Design Cost | $100,000,000 | $500,000,000 | $750,000,000 | $150,000,000 | $220,000,000 | $250,000,000 | $150,000,000 | $150,000,000 | $250,000,000 | $150,000,000 | $100,000,000 | $100,000,000 |
| Test Plant | Not required | $500,000,000 | $1,000,000,000 | $150,000,000 | $250,000,000 | $500,000,000 | $250,000,000 | $150,000,000 | $250,000,000 | $250,000,000 | Not required | Not required |
| Materials/Equipment Cost | $700,000,000 | $1,000,000,000 | $1,000,000,000 | $400,000,000 | $500,000,000 | $550,000,000 | $600,000,000 | $450,000,000 | $600,000,000 | $550,000,000 | $750,000,000 | $800,000,000 |
| Construction Cost | $250,000,000 | $500,000,000 | $500,000,000 | $250,000,000 | $350,000,000 | $350,000,000 | $350,000,000 | $250,000,000 | $250,000,000 | $250,000,000 | $150,000,000 | $300,000,000 |
| Labor cost | $250,000,000 | $400,000,000 | $500,000,000 | $90,000,000 | $130,000,000 | $200,000,000 | $300,000,000 | $190,000,000 | $300,000,000 | $200,000,000 | $200,000,000 | $150,000,000 |
| Total capital Costs | $1,300,000,000 | $2,900,000,000 | $3,750,000,000 | $1,040,000,000 | $1,450,000,000 | $1,850,000,000 | $1,650,000,000 | $1,190,000,000 | $1,650,000,000 | $1,400,000,000 | $1,200,000,000 | $1,350,000,000 |
| OPERATIONAL COSTS | ||||||||||||
| Interest @ 6% | $78,000,000.00 | $174,000,000.00 | $225,000,000.00 | $62,400,000.00 | $87,000,000.00 | $111,000,000.00 | $99,000,000.00 | $71,400,000.00 | $99,000,000.00 | $84,000,000.00 | $72,000,000.00 | $81,000,000.00 |
| Fuel Cost | $200,000,000 | $300,000,000 | $400,000,000 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
| Fuel/waste Disposal cost | $100,000,000 | $250,000,000 | $250,000,000 | $0 | $0 | $30,000,000 | $75,000,000 | $0 | $0 | $0 | $0 | $0 |
| Water use (including mining process) | $100,000,000 | $150,000,000 | $300,000,000 | $250,000 | $250,000 | $15,000,000 | $0 | $0 | $5,000,000 | $5,000,000 | $0 | $0 |
| Maintenance costs | $150,000,000 | $250,000,000 | $375,000,000 | $10,000,000 | $20,000,000 | $50,000,000 | $15,000,000 | $25,000,000 | $25,000,000 | $25,000,000 | $50,000,000 | $100,000,000 |
| TOTAL COSTS INCLUDING MINIMUM PRICE FOR CARBON | ||||||||||||
| C02 emissions including mining | 1.35T per MW | 0.6T per MW | 0.4T per MW | 0T per MW | 0T per MW | 0.15T per MW | 0T per MW hour | 0T per MW | 0T per MW | 0T per MW | 0T per MW | 0T per MW |
| Net C02 emissions (Tonne) | 11,826,000 | 5,256,000 | 3,504,000 | 0 | 0 | 394,200 | 0 | 0 | 0 | 0 | 0 | 0 |
| C02 cost at $50 per Tonne | $591,300,000 | $262,800,000 | $175,200,000 | $0 | $0 | $19,710,000 | $0 | $0 | $0 | $0 | $0 | $0 |
| Yearly running costs | $1,219,300,000 | $1,386,800,000 | $1,725,200,000 | $72,650,000 | $107,250,000 | $225,710,000 | $189,000,000 | $96,400,000 | $129,000,000 | $114,000,000 | $122,000,000 | $181,000,000 |
| Net yearly cost (life/capital) + running | $1,271,300,000 | $1,502,800,000 | $1,875,200,000 | $89,983,333 | $131,416,667 | $349,043,333 | $244,000,000 | $175,733,333 | $239,000,000 | $207,333,333 | $202,000,000 | $235,000,000 |
| Saleable MW produced in 1 year | 7,884,000 | 5,694,000 | 7,139,400 | 1,708,200 | 2,978,400 | 2,365,200 | 1,576,800 | 1,270,200 | 1,708,200 | 814,680 | 832,200 | 1,664,400 |
| Net cost per MW | $161.25 | $263.93 | $262.66 | $52.68 | $44.12 | $147.57 | $154.74 | $138.35 | $139.91 | $254.50 | $242.73 | $141.19 |
| Cost per kwh to produce | $0.16 | $0.26 | $0.26 | $0.05 | $0.04 | $0.15 | $0.15 | $0.14 | $0.14 | $0.25 | $0.24 | $0.14 |
| Current cost retail to consumer | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 | $0.14 |
| Profit/Loss on installation based on market rates of 0.14c kw/h for 15 years | -$2,513,100,000 | -$10,584,600,000 | -$13,135,260,000 | $2,237,470,000 | $4,283,390,000 | -$268,730,000 | -$348,720,000 | $31,420,000 | $2,220,000 | -$1,399,172,000 | -$1,282,380,000 | -$29,760,000 |
| Can design be duplicated easily? | No | No | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Will cost come down? | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| How long for the cost to come down? (if we start now) | N/A | 20-25 years | 20-25 years | 1-2 years | 1-3 years | 2-3 years | 2-3 years | 3-5 years | 3-5 years | 3-5 years | 5-10 years | 5-10 years |
| Does it leave pollution? | Yes | Yes | Yes | No | No | Minor waste water | No | No | No | No | No | No |
| Companies Proposing this technology | Mature industry. Multiple players | Mature industry. Multiple players | Mature industry. Multiple players | Enviromission | Unenergy | Geodynamics | Ceto - Carnegie, Renewable Energy Holdings | Solar Systems | Ausra | Pacific Hydro | ||
| Ocean Power Technologies | Renewable Energy Holdings | |||||||||||
| Yearly cost including capital repay | $1,193,300,000 | $1,328,800,000 | $1,650,200,000 | $27,583,333 | $44,416,667 | $238,043,333 | $145,000,000 | $104,333,333 | $140,000,000 | $123,333,333 | $130,000,000 | $154,000,000 |
| Life return | $27,594,000,000 | $19,929,000,000 | $24,987,900,000 | $14,348,880,000 | $25,018,560,000 | $4,966,920,000 | $6,622,560,000 | $2,667,420,000 | $3,587,220,000 | $1,710,828,000 | $1,747,620,000 | $5,825,400,000 |
| Life cost | $29,832,500,000 | $33,220,000,000 | $41,255,000,000 | $1,655,000,000 | $2,665,000,000 | $3,570,650,000 | $4,350,000,000 | $1,565,000,000 | $2,100,000,000 | $1,850,000,000 | $1,950,000,000 | $3,850,000,000 |
| Net return per annum | -$89,540,000 | -$531,640,000 | -$650,684,000 | $211,564,667 | $372,559,333 | $93,084,667 | $75,752,000 | $73,494,667 | $99,148,000 | -$9,278,133 | -$13,492,000 | $79,016,000 |
| Net return % per annum (No finance) | -6.89% | -18.33% | -17.35% | 20.34% | 25.69% | 5.03% | 4.59% | 6.18% | 6.01% | -0.66% | -1.12% | 5.85% |