Appendices

Appendix A Breakdown of overnight capital costs of PC supercritical facility

Table A-1 Cost accounts for PC boiler (1,000 × 2010 US$)

Acct No. Item/description Equipment cost($) Material cost($) Labour($) Bare erected cost($) Eng’g CM H.O.& Fee($) Contingencies Total plant cost
Process($) Project($) ($) $/kW
1 Coal & sorbent handling 22,886 5,991 13,389 42,266 3,821 0 6,913 53,001 97
2 Coal & sorbent prep & feed 15,552 875 3,809 20,237 1,776 0 3,302 25,314 46
3 Feedwater & misc. bop systems 65,385 0 29,372 94,757 8,614 0 17,049 120,420 221
4 PC Boiler
4.1 PC Boiler & accessories 256,449 0 123,313 379,762 34,056 0 41,382 455,200 834
4.2 SCR (w/4.1) 0 0 0 0 0 0 0 0 0
4.3 Open 0 0 0 0 0 0 0 0 0
4.4-4.9 Boiler BoP (w/ID Fans) 0 0 0 0 0 0 0 0 0
  SUBTOTAL 4 256,449 0 123,313 379,762 34,056 0 41,382 455,200 834
5 Flue gas cleanup 121,634 0 40,039 161,673 15,293 0 17,697 194,663 357
5B CO2 removal & compression 274,753 0 79,993 354,746 33,486 62,597 90,166 540,995 991
6 Combustion turbine/accessories
6.1 Combustion turbine generator N/A 0 N/A 0 0 0 0 0 0
6.2-6.9 Combustion turbine other 0 0 0 0 0 0 0 0 0
  SUBTOTAL 6 0 0 0 0 0 0 0 0 0
7 HRSG, Ducting & stack
7.1 Heat recovery steam generator N/A 0 N/A 0 0 0 0 0 0
7.2-7.9 Ductwork and stack 21,230 1,125 13,995 36,351 3,343 0 5,206 44,901 82
  SUBTOTAL 7 21,230 1,125 13,995 36,351 3,343 0 5,206 44,901 82
8 Steam turbine generator
8.1 Steam TG & accessories 75,946 0 8,237 84,183 6,871 0 9,105 100,159 183
8.2-8.9 Turbine plant auxiliaries and steam piping 32,386 1,317 17,111 50,814 4,385 0 7,906 63,105 116
  SUBTOTAL 8 108,332 1,317 25,348 134,997 11,256 0 17,012 163,264 299
9 Cooling water system 25,717 13,332 22,767 61,816 5,768 0 9,143 76,726 141
10 Ash/spent sorbent handling sys 6,215 186 7,849 14,250 1,364 0 1,606 17,219 32
11 Accessory electric plant 24,495 12,167 33,539 70,201 6,277 0 9,702 86,180 158
12 Instrumentation & control 11,209 0 11,065 22,274 2,032 1,114 3,117 28,537 52
13 Improvements to site 3,751 2,169 7,354 13,274 1,318 0 2,918 17,510 32
14 Buildings & structures 0 27,793 26,036 53,830 4,932 0 8,814 67,576 124
  TOTAL COST 957,610 64,954 437,869 1,460,433 133,336 63,711 234,026 1,891,506 3,464

Table A-2 Cost accounts for IGCC (1,000 × 2010 US$)

Acct No. Item/description Equipment cost($) Material cost($) Labour($) Bare erected cost($) Eng’g CM H.O.& Fee($) Contingencies Total plant cost
Process($) Project($) ($) $/kW
1 Coal & sorbent handling 15,665 2,827 11,864 30,356 2,778 0 6,627 39,761 77
2 Coal & sorbent prep & feed 124,146 9,723 20,168 154,037 13,362 0 33,480 200,879 388
3 Feedwater & misc. bop systems 10,562 8,463 9,974 28,999 2,712 0 7,275 38,987 75
4 Gasifier & accessories
4.1 Gasifier, syngas cooler & auxiliaries 207,320 0 50,519 257,839 15,431 36,360 47,288 356,918 690
4.2 Syngas cooling (w/4.1) w/4.1 0 w/4.1 0 0 0 0 0 0
4.3 ASU/oxidant compression 170,291 0 w/equip. 170,291 16,174 0 18,646 205,111 397
4.4-4.9 Other gasification equipment 30,560 11,134 17,201 58,895 5,646 0 13,703 78,244 151
  SUBTOTAL 4 408,171 11,134 67,720 487,024 37,251 36,360 79,638 640,273 1,238
5A Gas cleanup & piping 96,734 5,219 79,386 181,339 17,454 26,141 45,223 270,157 522
5B CO2 removal & compression 20,640 0 11,692 32,332 3,091 0 7,085 42,508 82
6 Combustion turbine/accessories
6.1 Combustion turbine generator 105,200 0 6,098 111,298 10,336 11,130 13,276 146,039 282
6.2-6.9 Combustion turbine other 0 784 873 1,657 158 0 545 2,360 5
  SUBTOTAL 6 105,200 784 6,971 112,955 10,494 11,130 13,821 148,400 287
7 HRSG, ducting & stack
7.1 Heat recovery steam generator 42,269 0 5,244 47,513 4,085 0 5,160 56,758 110
7.2-7.9 Ductwork and stack 3,851 2,653 3,482 9,987 928 0 1,768 12,682 25
  SUBTOTAL 7 46,120 2,653 8,726 57,500 5,013 0 6,928 69,440 134
8 Steam turbine generator
8.1 Steam TG & accessories 50,392 0 4,702 55,094 3,237 0 5,833 64,164 124
8.2-8.9 Turbine plant auxiliaries and steam piping 10,684 950 6,973 18,607 1,689 0 3,927 24,224 47
  SUBTOTAL 8 61,076 950 11,675 73,701 4,926 0 9,760 88,388 171
9 Cooling water system 8,308 9,297 7,366 24,970 2,284 0 5,594 32,849 64
10 Ash/spent sorbent handling sys 21,365 1,642 10,157 33,164 3,151 0 3,968 40,282 78
11 Accessory electric plant 27,704 9,505 25,910 63,120 5,847 0 13,090 82,057 159
12 Instrumentation & control 12,592 2,244 7,837 22,673 2,055 1,134 4,291 30,153 58
13 Improvements to site 3,804 2,255 9,130 15,190 1,512 0 5,010 21,712 42
14 Buildings & structures 0 7,130 8,041 15,171 1,403 0 2,721 19,294 37
  TOTAL COST 962,087 73,827 296,617 1,332,531 113,334 74,764 244,510 1,765,138 3,413

Table A-3 Cost accounts for Oxyfuel Combustion (1,000 × 2010 US$)

Acct No. Item/description Equipmentcost($) Materialcost($) Labour($) BareErectedcost($) Eng’gCM H.O.& Fee($) Contingencies TOTAL PLANT COST
Process($) Project($) $(x1,000) $/kW
1 Coal & sorbent handling 22,026 5,762 12,876 40,664 3,662 0 6,649 50,975 93
2 Coal & sorbent prep & feed 14,964 843 3,665 19,472 1,702 0 3,176 24,350 44
3 Feedwater & misc. bop systems 56,548 0 25,569 82,117 7,411 0 14,472 104,001 190
4 PC Boiler/gasifier
4.1 PC boiler & accessing 243,473 0 117,076 360,549 32,008 53,683 44,624 490,865 895
4.2 SCR (w/4.1) w/4.1 w/4.1 w/4.1 w/4.1 w/4.1 w/4.1 w/4.1 w/4.1 w/4.1
4.3 Open 0 0 0 0 0 0 0 0 0
4.4-4.9 Other equipment-ASU 136,708 0 108,574 245,282 23,930 0 26,921 296,134 540
  SUBTOTAL 4 380,181 0 225,650 605,831 55,939 53,683 71,546 786,999 1,434
5A Gas cleanup & piping 109,055 0 34,759 143,814 13,556 0 15,736 173,106 315
5B CO2removal & compression 68,858 0 53,971 122,829 12,282 0 27,022 162,133 295
6 Combustionturbine/accessories
6.1 Combustion turbine generator N/A 0 N/A 0 0 0 0 0 0
6.2-6.9 Combustion turbine other 0 0 0 0 0 0 0 0 0
  SUBTOTAL 6 0 0 0 0 0 0 0 0 0
7 HRSG, ducting & stack
7.1 Heat recovery steam generator 0 0 0 0 0 0 0 0 0
7.2-7.9 Ductwork and stack 0 0 0 0 0 0 0 0 0
  SUBTOTAL 7 14,848 867 9,312 25,026 2,263 0 4045 31,335 57
8 Steam turbine generator
8.1 Steam TG & accessories 83,235   9,028 92,263 7,507 0 9,977 109,746 200
8.2-8.9 Turbine plant auxiliaries and steam piping 33,091   17,444 50,535 4,512 0 7,769 62,816 114
  SUBTOTAL 8 116,326   26,472 142,798 12,019   17,746 172,563 314
9 Cooling water system 15,883 8,169 14,185 38,236 3,562 0 5675 47,473 87
10 Ash/spent sorbent handling sys 5,992 179 7,568 13,739 1,310 0 1548 16,597 30
11 Accessory electric plant 30,614 16,381 44,728 91,723 8,190 0 12808 112,720 205
12 Instrumentation & control 12,263   12,107 24,371 2,216 0 3,270 29,857 54
13 Improvements to site 3,732 2,157 7,315 13,204 1,307 0 2,902 17,413 32
14 Buildings & structures   27,172 25,477 52,649 4,799 0 8,617 66,065 120
  TOTAL COST 851,291 61,530 503,652 1,416,472 130,217 53,683 195,215 1,795,588 3,272